{"id":140937,"date":"2025-11-14T15:17:25","date_gmt":"2025-11-14T21:17:25","guid":{"rendered":"https:\/\/engineswapdepot.com\/?p=140937"},"modified":"2025-11-14T15:24:38","modified_gmt":"2025-11-14T21:24:38","slug":"boreham-motorworks-ten-k-motor-screams-to-10000-rpm-on-the-dyno","status":"publish","type":"post","link":"https:\/\/engineswapdepot.com\/?p=140937","title":{"rendered":"Boreham Motorworks&#8217; TEN-K Inline-Four Screams to 10,000 rpm"},"content":{"rendered":"<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140945\" rel=\"attachment wp-att-140945\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140945\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140945\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 01\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140945\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/borehammotorworks.com\">Boreham Motorworks<\/a> is unveiling their custom &#8220;TEN-K&#8221; ( motor. The company designed the naturally aspirated 2.1 L inline-four to produce approximately 330 hp at 10,000 rpm. The 85 kg (187 lb) motor features billet crankshaft, rods, cradle, and dry sump. On top sits a 16-valve head with F1 inspired port design and individual throttle bodies. Listen to the motor scream past 10,000 rpm in the video below. <\/p>\n<p> <iframe loading=\"lazy\" width=\"600\" height=\"338\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/6O393vYYCIw?si=MrFMRCpfcGcHtx2d\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140946\" rel=\"attachment wp-att-140946\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140946\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140946\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 02\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140946\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-02.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140947\" rel=\"attachment wp-att-140947\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140947\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140947\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 03\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140947\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-03.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140948\" rel=\"attachment wp-att-140948\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140948\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140948\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 04\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140948\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-04.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140949\" rel=\"attachment wp-att-140949\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140949\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140949\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 05\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140949\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-05.jpg?resize=930%2C620&amp;ssl=1 930w, 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data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 06\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140950\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-06.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=140951\" rel=\"attachment wp-att-140951\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"140951\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=140951\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?fit=2560%2C1707&amp;ssl=1\" data-orig-size=\"2560,1707\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Boreham 2.1 L TEN-K inline-four 07\" data-image-description=\"&lt;p&gt;Boreham 2.1 L TEN-K inline-four&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?fit=1200%2C800&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=600%2C400&#038;ssl=1\" alt=\"Boreham 2.1 L TEN-K inline-four\" width=\"600\" height=\"400\" class=\"alignnone size-medium wp-image-140951\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?resize=930%2C620&amp;ssl=1 930w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-07.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Source: <a href=\"https:\/\/media.drvnautomotivegroup.com\/brands\/boreham-motorworks\/press-releases\/introducing-the-boreham-ten-k-a-race-bred-lightweight-powerhouse-for-the-road\/\">DRVN Automotive Group media<\/a> via <a href=\"https:\/\/www.thedrive.com\/news\/this-10000-rpm-four-cylinder-makes-325-hp-without-any-boost\">theDrive<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Boreham Motorworks is unveiling their custom &#8220;TEN-K&#8221; ( motor. The company designed the naturally aspirated 2.1 L inline-four to produce approximately 330 hp at 10,000 rpm. The 85 kg (187 lb) motor features billet crankshaft, rods, cradle, and dry sump. On top sits a 16-valve head with F1 inspired port design and individual throttle bodies.&hellip;&nbsp;<a href=\"https:\/\/engineswapdepot.com\/?p=140937\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Boreham Motorworks&#8217; TEN-K Inline-Four Screams to 10,000 rpm<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":140945,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1328],"tags":[],"class_list":["post-140937","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-boreham-ten-k"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/Boreham-2.1-L-TEN-K-inline-four-01.jpg?fit=2560%2C1707&ssl=1","jetpack-related-posts":[{"id":126418,"url":"https:\/\/engineswapdepot.com\/?p=126418","url_meta":{"origin":140937,"position":0},"title":"Boreham Motorworks&#8217; Ford Escort Mk1 RS","author":"swaptastic","date":"January 14, 2025","format":false,"excerpt":"Boreham Motorworks is making a limited run (150) of Ford Escort \"Mk1 RS\" cars. Each car is officially licensed by Ford and comes with a 2-year\/20K mile warranty. Boreham Motorworks is offering two engine and transmission choices. The default is a 1.8 L twin-cam inline-four producing 182 hp (133 kW)\u2026","rel":"","context":"In &quot;Escort&quot;","block_context":{"text":"Escort","link":"https:\/\/engineswapdepot.com\/?cat=242"},"img":{"alt_text":"Boreham Motorworks Ford Escort Mk1 RS","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/Boreham-Motorworks-Ford-Escort-Mk1-RS-01.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/Boreham-Motorworks-Ford-Escort-Mk1-RS-01.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/Boreham-Motorworks-Ford-Escort-Mk1-RS-01.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/Boreham-Motorworks-Ford-Escort-Mk1-RS-01.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/Boreham-Motorworks-Ford-Escort-Mk1-RS-01.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":145226,"url":"https:\/\/engineswapdepot.com\/?p=145226","url_meta":{"origin":140937,"position":1},"title":"Top Articles of 2025","author":"swaptastic","date":"February 16, 2026","format":false,"excerpt":"We want to thank everyone for your support in 2025. We appreciate your emails, comments, and shares. Also thank you to the owners and builders sharing their projects with us. We look forward to another year celebrating the wonderful world of engine swaps. Below are the top 25 posts from\u2026","rel":"","context":"In &quot;Top List&quot;","block_context":{"text":"Top List","link":"https:\/\/engineswapdepot.com\/?cat=152"},"img":{"alt_text":"top articles of 2025","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/02\/2025-top-articles-2.jpg?fit=1200%2C400&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/02\/2025-top-articles-2.jpg?fit=1200%2C400&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/02\/2025-top-articles-2.jpg?fit=1200%2C400&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/02\/2025-top-articles-2.jpg?fit=1200%2C400&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/02\/2025-top-articles-2.jpg?fit=1200%2C400&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":83229,"url":"https:\/\/engineswapdepot.com\/?p=83229","url_meta":{"origin":140937,"position":2},"title":"Escort Race Car with a 10,000 rpm BMW Inline-Six on the Dyno","author":"swaptastic","date":"March 2, 2022","format":false,"excerpt":"Nikos Papadopoulos is prepping his Ford Escort Mk2 race car for the upcoming 2022 hillclimb season in Greece. The team visited T.S Joker Performance Tuning for a dyno tune on the naturally aspirated S38 inline-six normally found in a BMW E34 M5. Last year Hillclimb Monsters reported the motor was\u2026","rel":"","context":"In &quot;Escort&quot;","block_context":{"text":"Escort","link":"https:\/\/engineswapdepot.com\/?cat=242"},"img":{"alt_text":"Ford Escort with a BMW S38 inline-six","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2022\/03\/Ford-Escort-with-a-BMW-S38-inline-six-03.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2022\/03\/Ford-Escort-with-a-BMW-S38-inline-six-03.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2022\/03\/Ford-Escort-with-a-BMW-S38-inline-six-03.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2022\/03\/Ford-Escort-with-a-BMW-S38-inline-six-03.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2022\/03\/Ford-Escort-with-a-BMW-S38-inline-six-03.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":66431,"url":"https:\/\/engineswapdepot.com\/?p=66431","url_meta":{"origin":140937,"position":3},"title":"Starlet with a 4A-GE Inline-Four on the Dyno","author":"swaptastic","date":"January 20, 2021","format":false,"excerpt":"VHTRacing has made a lot of improvements to their Toyota Starlet race car since the last time we shared it. They rebuilt the 1.6 L 4A-GE inline-four with a focus of improving power delivery from 7,000-10,000 rpm. The rebuilt motor features a new piston design that increased compression ratio. They\u2026","rel":"","context":"In &quot;Starlet&quot;","block_context":{"text":"Starlet","link":"https:\/\/engineswapdepot.com\/?cat=314"},"img":{"alt_text":"VHTRacing Engineering Toyota Starlet with a 4A-GE Inline-Four","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/01\/VHTRacing-Engineering-Toyota-Starlet-with-a-4A-GE-Inline-Four-23.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/01\/VHTRacing-Engineering-Toyota-Starlet-with-a-4A-GE-Inline-Four-23.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/01\/VHTRacing-Engineering-Toyota-Starlet-with-a-4A-GE-Inline-Four-23.jpg?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/01\/VHTRacing-Engineering-Toyota-Starlet-with-a-4A-GE-Inline-Four-23.jpg?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/01\/VHTRacing-Engineering-Toyota-Starlet-with-a-4A-GE-Inline-Four-23.jpg?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":74417,"url":"https:\/\/engineswapdepot.com\/?p=74417","url_meta":{"origin":140937,"position":4},"title":"Ford Escort with a BMW S38 Inline-Six","author":"swaptastic","date":"July 15, 2021","format":false,"excerpt":"Nikos Papadopoulos and his Papadopoulos Power Ford Escort Mk2 compete in hill climb competitions. The 1050 kg (2314 lb) race car is powered by a naturally aspirated S38B38 inline-six from a BMW E34 M5. The engine comes from the factory with a displacement of 3.8 liters however Nikos' motor was\u2026","rel":"","context":"In &quot;Escort&quot;","block_context":{"text":"Escort","link":"https:\/\/engineswapdepot.com\/?cat=242"},"img":{"alt_text":"Ford Escort with a BMW S38 inline-six","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/07\/Ford-Escort-with-a-BMW-S38-inline-six-01.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/07\/Ford-Escort-with-a-BMW-S38-inline-six-01.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/07\/Ford-Escort-with-a-BMW-S38-inline-six-01.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/07\/Ford-Escort-with-a-BMW-S38-inline-six-01.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/07\/Ford-Escort-with-a-BMW-S38-inline-six-01.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":22560,"url":"https:\/\/engineswapdepot.com\/?p=22560","url_meta":{"origin":140937,"position":5},"title":"1959 Autobianchi Bianchina with a Motorcycle Inline-Four &#8211; Test Drives","author":"swaptastic","date":"April 12, 2018","format":false,"excerpt":"ItsBenModified has worked on his 1959 Autobianchi Bianchina for the last year. In that time he installed a Yamaha R1 inline-four, Miata suspension, brakes, fuel system, electronics, and everything else needed to run the little car. Enjoy as Ben test drives the Bianchina and the motor revving to 10,000 rpm.\u2026","rel":"","context":"In &quot;Autobianchi&quot;","block_context":{"text":"Autobianchi","link":"https:\/\/engineswapdepot.com\/?cat=573"},"img":{"alt_text":"1959 Autobianchi Bianchina with a Yamaha R1 Inline-Four","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2018\/04\/1959-Autobianchi-Bianchina-with-a-Motorcycle-Inline-Four-test-drive.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2018\/04\/1959-Autobianchi-Bianchina-with-a-Motorcycle-Inline-Four-test-drive.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2018\/04\/1959-Autobianchi-Bianchina-with-a-Motorcycle-Inline-Four-test-drive.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2018\/04\/1959-Autobianchi-Bianchina-with-a-Motorcycle-Inline-Four-test-drive.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2018\/04\/1959-Autobianchi-Bianchina-with-a-Motorcycle-Inline-Four-test-drive.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/140937","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=140937"}],"version-history":[{"count":15,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/140937\/revisions"}],"predecessor-version":[{"id":140960,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/140937\/revisions\/140960"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/media\/140945"}],"wp:attachment":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=140937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=140937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=140937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}