All Categories
This billet trigger wheel from MMR is designed to replace the factory stamped steel piece. The MMR trigger wheel features CNC machined precision compared to a stamping which can vary as much as .007" and cause timing errors. This trigger wheel is one of the most important parts of the ignition system besides the coils and spark plugs themselves! Tested by Team MMR up to 10,000RPM!! USA Machined From Billet Steel Increases possible RPM potential with a cleaner trigger signal Higher strength reducing deformity at high rpm Fits: 2001-2004 Mustang GT & Bullitt 2001-2004 Mustang Cobra and Mach One 2007-2014 Mustang GT500 Australian 4.6 and 5.4 DOHC ALL 96-2000 Mustang GT and Cobra when used with MMR part#477071 or OEM Ford # XL3Z6306AA