Description
Cross reference ford – 1s7z-6378-AA
Mazda L3H5-11-407
Found on Ford Duratec I4 DOHC engines 2.0 2.3 2.5 2001- presentFord Ecoboost I4 DOHC Turbo engines 2.0 2.3 2012 – present ST RS Mazda MZR I4 DOHC Engines 2.0 2.3 2.5 2003-2014Mazda DISI Turbo engines 2007-2014 Mazdaspeed MS3 MS6 CX-7
These diamond crusted washers add copious amounts of friction to avoid loosening of critical engine components found on many Ford and Mazda engines. Typically one between the crank pulley and the cam timing chain drive pulley and one between the crank pulley and crank bolt, but also another on the multi piece mazdaspeed engine timing gears. Mazda engine also typically use them on the cam gear bolt position.
A better solution is to key your crankshaft and timing chain drive gear
(see our other items), but if you need these, here they are. These are considered one time use by the OEMs. SOLD EACH / Individually
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