Hartley Engine’s Custom 1GZ V12

Nissan S14 with a Toyota 1GZ-FE V12

Jaron Olivecrona competes in a Nissan S14 with a 5.0 L V12 built by Hartley Engines. The V12 makes 700 horsepower at 9,500 rpm with a 13:1 compression ratio and E85 fuel. Although the engine is based on Toyota’s 1GZ-FE V12, it features many custom parts developed and built by Hartley Engines. Listen as Andre from High Performance Academy explains how they built the engine. View more photos of the engine here.

Source: High Performance Academy and Hartley Engines via Piotr


  1. david

    looking for information on a engine management system for a 1989BMW v12
    possible Ford v6 coil over information for waisted spark application

  2. Peter

    David, I have one of these 1GZFE engines running waste spark on a Megasquirt (V1) done by a chap near Tauranga… I’m sure it would suffice (or a v2/v3 if you desire) for that old lump…

  3. i am building a mega squirt v3 to see if that works and looking at a edis waist spark system for the ignition system
    i would like to know more information on the other system with the v -12 where wold i find information on that system

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