Crank trigger kit for Type 1 VW engines with Scat pulley.
Crank trigger kit for early Small Block Fords (such as the 289 Mustang) with a 3-bolt damper.
Crank trigger kit for Gen IV Big Block Chevy engines. Wheel will fit Gen V and VI dampers as well, but bracket will require modifications/fabrications for fitment to later-style engines.
Crank trigger kit for the 1st Gen Toyota MR2 and other 4AG-equipped vehicles.
The JPM 1990-2005 Miata trigger kit was developed by renowned Mazda race engine builder Jesse Prather of Jesse Prather Motorsports.