2011-2023 Upgraded Genuine Ford Primary and Secondary chain tensioners Boss 302R spec, great for that High performance rebuild or just as a upgrade over factory. Direct replacement.
Fits all 2011-2023 Mustang GT, F150, Shelby GT350 & GT500
Secondary Tensioners Do NOT work with MMR Tensioner Bracket, please see MMR PN#450484
.png "Ford 4.6 / 5.4 Crankshaft Gear (Thick Style)")
