{"id":78608,"date":"2021-11-01T13:33:51","date_gmt":"2021-11-01T18:33:51","guid":{"rendered":"https:\/\/engineswapdepot.com\/?p=78608"},"modified":"2021-11-01T15:45:59","modified_gmt":"2021-11-01T20:45:59","slug":"chevys-1000-hp-10-3-l-big-block-v8-on-the-dyno","status":"publish","type":"post","link":"https:\/\/engineswapdepot.com\/?p=78608","title":{"rendered":"Chevy&#8217;s 1000 hp 10.3 L ZZ632 V8 on the Dyno"},"content":{"rendered":"<p><a href=\"https:\/\/engineswapdepot.com\/?attachment_id=78612\" rel=\"attachment wp-att-78612\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"78612\" data-permalink=\"https:\/\/engineswapdepot.com\/?attachment_id=78612\" data-orig-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1600%2C900&amp;ssl=1\" data-orig-size=\"1600,900\" data-comments-opened=\"1\" data-image-title=\"Chevy 632 ci ZZ632-1000 big-block V8 crate motor 01\" data-image-description=\"&lt;p&gt;Chevy 632 ci ZZ632-1000 big-block V8 crate motor on dyno&lt;\/p&gt;\n\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1200%2C675&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?resize=600%2C338&#038;ssl=1\" alt=\"Chevy 632 ci ZZ632-1000 big-block V8 crate motor on dyno\" width=\"600\" height=\"338\" class=\"alignnone size-medium wp-image-78612\" srcset=\"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?resize=600%2C338&amp;ssl=1 600w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?resize=1200%2C675&amp;ssl=1 1200w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?resize=1536%2C864&amp;ssl=1 1536w, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?w=1600&amp;ssl=1 1600w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/engineswapdepot.com\/?p=78078\">Last month<\/a> Chevrolet announced the <a href=\"https:\/\/www.chevrolet.com\/performance-parts\/crate-engines\/big-block\/zz-632\">ZZ632\/1000 V8 crate motor<\/a>. As the name suggests, the naturally aspirated 632 ci (10.348 L) makes 1004 hp and 876 lb-ft of torque on 93 octane fuel. <a href=\"https:\/\/www.chevrolet.com\/performance-parts\">Chevrolet Performance<\/a> released a video of the motor on the dyno before unveiling the motor at SEMA 2021. If you are interested in swapping one of these,  <a href=\"https:\/\/gmauthority.com\/blog\/2021\/10\/chevy-zz632-crate-engine-costs-nearly-38k\/\">GM Authority<\/a> reports it starts at $37,758. <\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.facebook.com\/plugins\/video.php?href=https%3A%2F%2Fwww.facebook.com%2FChevroletPerformance%2Fvideos%2F602520417539639%2F&#038;width=600&#038;show_text=false&#038;height=338&#038;appId\" width=\"600\" height=\"338\" style=\"border:none;overflow:hidden\" scrolling=\"no\" frameborder=\"0\" allowfullscreen=\"true\" allow=\"autoplay; clipboard-write; encrypted-media; picture-in-picture; web-share\" allowFullScreen=\"true\"><\/iframe><\/p>\n<p>Also listen to an interview with Bill Martens from Chevrolet Performance discussing the ZZ632 motor.<\/p>\n<p><iframe loading=\"lazy\" width=\"600\" height=\"338\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/rSCqZHXE5Ok\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Source: <a href=\"https:\/\/www.facebook.com\/watch\/?v=602520417539639\">Chevrolet Performance FB page<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Last month Chevrolet announced the ZZ632\/1000 V8 crate motor. As the name suggests, the naturally aspirated 632 ci (10.348 L) makes 1004 hp and 876 lb-ft of torque on 93 octane fuel. Chevrolet Performance released a video of the motor on the dyno before unveiling the motor at SEMA 2021. If you are interested in&hellip;&nbsp;<a href=\"https:\/\/engineswapdepot.com\/?p=78608\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Chevy&#8217;s 1000 hp 10.3 L ZZ632 V8 on the Dyno<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":78612,"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":70,"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":[1094],"tags":[],"class_list":["post-78608","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zz632"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/11\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1600%2C900&ssl=1","jetpack-related-posts":[{"id":148039,"url":"https:\/\/engineswapdepot.com\/?p=148039","url_meta":{"origin":78608,"position":0},"title":"1989 Silverado with a 1,000 hp Big-Block V8","author":"swaptastic","date":"April 29, 2026","format":false,"excerpt":"This 1989 Chevrolet Silverado Crew Cab served many years at GM facilities in Michigan, Arizona, and California. It was bound for the junkyard until Chevy Performance engineers decided to save it for testing their ZZ632 crate motor. The dually truck is now powered by a naturally aspirated 632 ci (10.4\u2026","rel":"","context":"In &quot;Silverado&quot;","block_context":{"text":"Silverado","link":"https:\/\/engineswapdepot.com\/?cat=69"},"img":{"alt_text":"1989 Silverado truck with a 632 ci ZZ632 big-block V8","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1989-Silverado-truck-with-a-632-ci-ZZ632-big-block-V8-01.jpg?fit=1200%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1989-Silverado-truck-with-a-632-ci-ZZ632-big-block-V8-01.jpg?fit=1200%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1989-Silverado-truck-with-a-632-ci-ZZ632-big-block-V8-01.jpg?fit=1200%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1989-Silverado-truck-with-a-632-ci-ZZ632-big-block-V8-01.jpg?fit=1200%2C600&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1989-Silverado-truck-with-a-632-ci-ZZ632-big-block-V8-01.jpg?fit=1200%2C600&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":141434,"url":"https:\/\/engineswapdepot.com\/?p=141434","url_meta":{"origin":78608,"position":1},"title":"1971 Chevy K10 with a 1,000 hp 10.3 L V8","author":"swaptastic","date":"November 25, 2025","format":false,"excerpt":"JSP Customs built this 1971 Chevrolet K10 Cheyenne Super with a 632 ci (10.3L) ZZ632 V8 capable of 1004 hp (738 kW) and 876 lb-ft (1187 Nm) of torque. The motor features a forged steel crank, forged steel H-beam rods, forged aluminum pistons, and custom stainless steel exhaust. Behind the\u2026","rel":"","context":"In &quot;K10&quot;","block_context":{"text":"K10","link":"https:\/\/engineswapdepot.com\/?cat=1038"},"img":{"alt_text":"1971 Chevy K10 with a 10.3 L ZZ632 V8","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/1971-Chevy-K10-with-a-10.3-L-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/1971-Chevy-K10-with-a-10.3-L-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/1971-Chevy-K10-with-a-10.3-L-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/1971-Chevy-K10-with-a-10.3-L-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/11\/1971-Chevy-K10-with-a-10.3-L-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":147758,"url":"https:\/\/engineswapdepot.com\/?p=147758","url_meta":{"origin":78608,"position":2},"title":"1973 Chevelle Laguna with a 1,000 hp 10.4 L Big-Block V8","author":"swaptastic","date":"April 21, 2026","format":false,"excerpt":"If this 1973 Chevelle Laguna looks familiar, that's because it debuted at the 2018 SEMA Show with a supercharged LT5 V8. The LT5's 775 hp (570 kW) output was not enough. So Chevrolet Performance swapped in a 632 ci (10.4 L) ZZ632 V8 crate motor. The 4th-gen big-block features a\u2026","rel":"","context":"In &quot;Chevelle&quot;","block_context":{"text":"Chevelle","link":"https:\/\/engineswapdepot.com\/?cat=116"},"img":{"alt_text":"1973 Chevelle Laguna driving on street with a 10.4 L ZZ632 big-block V8","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1973-Chevelle-Laguna-with-a-10.4-L-ZZ632-big-block-V8-01.jpg?fit=1200%2C857&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1973-Chevelle-Laguna-with-a-10.4-L-ZZ632-big-block-V8-01.jpg?fit=1200%2C857&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1973-Chevelle-Laguna-with-a-10.4-L-ZZ632-big-block-V8-01.jpg?fit=1200%2C857&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1973-Chevelle-Laguna-with-a-10.4-L-ZZ632-big-block-V8-01.jpg?fit=1200%2C857&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2026\/04\/1973-Chevelle-Laguna-with-a-10.4-L-ZZ632-big-block-V8-01.jpg?fit=1200%2C857&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":126717,"url":"https:\/\/engineswapdepot.com\/?p=126717","url_meta":{"origin":78608,"position":3},"title":"1969 Nova with a 10.4 L V8","author":"swaptastic","date":"January 23, 2025","format":false,"excerpt":"Red River Customs built this \"Cha Cha\" 1969 Chevrolet Nova as a tribute to the \"First Lady of Drag Racing\" Shirley Muldowney. The amazing car sold at Barrett-Jackson in Scottsdale, Arizona for $730,000. The car is powered by a 632 ci (10.4L) ZZ632 V8 capable of 1004 hp (738 kW)\u2026","rel":"","context":"In &quot;Nova&quot;","block_context":{"text":"Nova","link":"https:\/\/engineswapdepot.com\/?cat=49"},"img":{"alt_text":"1969 Chevrolet Nova with a 632 ci ZZ632 V8","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/1969-Chevrolet-Nova-with-a-632-ci-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/1969-Chevrolet-Nova-with-a-632-ci-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/1969-Chevrolet-Nova-with-a-632-ci-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/1969-Chevrolet-Nova-with-a-632-ci-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2025\/01\/1969-Chevrolet-Nova-with-a-632-ci-ZZ632-V8-01.jpg?fit=1200%2C960&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":145226,"url":"https:\/\/engineswapdepot.com\/?p=145226","url_meta":{"origin":78608,"position":4},"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":78078,"url":"https:\/\/engineswapdepot.com\/?p=78078","url_meta":{"origin":78608,"position":5},"title":"Chevy Debuts a 1000 hp 10.3 L Big-Block V8","author":"swaptastic","date":"October 20, 2021","format":false,"excerpt":"Chevy announced their new ZZ632\/1000 V8 crate motor. The naturally aspirated 632 ci (10.348 L) big-block makes 1004 horsepower at 6,600 rpm and 876 lb-ft of torque at 5,600 rpm on 93 octane fuel. The motor features a tall-deck Bowtie Sportsman cast iron block (4.60\" bore, 4.75\" stroke), RS-X CNC-machined\u2026","rel":"","context":"In &quot;Chevrolet&quot;","block_context":{"text":"Chevrolet","link":"https:\/\/engineswapdepot.com\/?cat=6"},"img":{"alt_text":"Chevy 632 ci ZZ632\/1000 big-block V8 crate motor","src":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/10\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1111%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/10\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1111%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/10\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1111%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/10\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1111%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/engineswapdepot.com\/wp-content\/uploads\/2021\/10\/Chevy-632-ci-ZZ632-1000-big-block-V8-crate-motor-01.jpg?fit=1111%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/78608","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=78608"}],"version-history":[{"count":9,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/78608\/revisions"}],"predecessor-version":[{"id":78618,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/posts\/78608\/revisions\/78618"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=\/wp\/v2\/media\/78612"}],"wp:attachment":[{"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=78608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=78608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/engineswapdepot.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=78608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}