Valvetrain/Cams

MMR 2011-2014 5.0 Coyote Engine Phaser Deletes Camshaft Adjusters / lockouts These are the Original, Genuine MMR Lockouts, not the blue or black...

This Great tool from MMR is required to properly install 5.0 Coyote Camshafts in your Mustang GT , Boss , F150 or GT350. Unfortunately Ford didnt...

Direct replacement and upgrade for 5.0 Coyote Mustang Boss and std GT models Designed for boosted applications and any Highr RPM n/a applications....

Factory Ford Roller Rockers / Follower, great for that new build, rebuild or new Boss heads. (Set of 32) Fits all 2011-2017 5.0 Mustang GT and F150...

Lifetime warranty! Works with heads on vehicle!! Simple operation. Allows removal of 1 or 2 springs at a time. No other tools required!

When running aftermarket ECU or Big cams the VCT can be deleted to stabilize valvetrain events and improve performance. These great Block offs allow...

MMR 2015-2017 5.0 / 5.2  Coyote Camshaft Phaser Adjusters / Lockouts These are the Original, Genuine MMR Lockouts, not the blue...

ALWAYS IN STOCK FOR IMMEDIATE SHIPMENT! The factory powdered metal crankshaft gears / timing chain sprockets has proven to be a weak link, the 2015+...

2018+ Mustang / F150 5.0 Valve Spring and retainer upgrade kit If you are looking for the most well tested and track proven springs available for...

These Bolt on Block offs from MMR feature a Factory O ring seal for a leak free design! These are used with aftermarket ECU's that do not require...

BOSS 302R Valve Spring kit ( M-6513-M50BR ) QTY 16 For use on cams up to 13mm lift, also fits stock GT heads as a performance upgrade. Sold in sets...

These Hardened stainless Steel Black oxide shims are required for most aftermarket cams. To determine if these are needed simply measure the smallest...

MMR Bronze valve guides have a natural lubricative property that prevents valve wear and reduces friction for more HP. Ultra high quality bronze...