The factory powdered metal crankshaft gears/timing chain sprockets have proven to be a weak link,  failure of this gear results in severe damage to the valvetrain and cylinder heads. Protect your investment with this Heat Treated Billet steel gear from MMR. Direct replacement. This is the only gear proven to 10,000rpm and 4000+ HP! Does not fit 2015-2021 5.0 Mustang GT or F150 – for 2015-2021 Use MMR part # 467892

As used by:

Ford Performance in the Cobra Jet engines
2015 NMRA Coyote Modified Champion
2015 NMRA Renegade Champion
First 5.0 Coyote to break the 6-second barrier
World Coyote Engine Record Holder

– need we to say more!

* Direct Fit, no modification required.
* Lifetime warranty
* Features factory Timing Marks