🚗【OEM PART NUMBER】: Engine Rocker Arms 8C3Z6A588A, 8C3Z6564D, 8C3Z6564C, 8C3Z6A588B, 8C3Z-6A588-A. Within 6 Months, Should You Encounter Any Issues With Our Rocker Arms, We Will Solve for You, Please Check The Adaptability Carefully Before Purchasing. 🚗【COMPATIBILITY】: Engine Rocker Arms Replacement for Ford F250 Super Duty 2008 2009 2010 with 6.4L Diesel Powerstroke Engines; Replacement for Ford F350 Super Duty 2008 2009 2010 with 6.4L Diesel Powerstroke Engines; Replacement for Ford F450 Super Duty 2008 2009 2010 with 6.4L Diesel Powerstroke Engines; Replacement for Ford F550 Super Duty 2008 2009 2010 with 6.4L Diesel Powerstroke Engines 🚗【LONG-LASTING RELIABILITY】: Made From Premium Materials, These Engine Rocker Arms Are Engineered For Long-Term Reliability. They Are Resistant To Wear And Tear, Even Under The Most Demanding Engine Conditions. Whether Used In Regular Daily Driving Or High-Performance Engines, These Rocker Arms Are Built To Last. 🚗【ENHANCED EFFICIENCY】: Engine Rocker Arms Play A Critical Role In Maintaining The Correct Timing And Operation Of The Engine’S Valves. The Precise Function Of These Rocker Arms Ensures Optimal Valve Timing, Contributing To Enhanced Engine Efficiency, Better Combustion, And Ultimately, A Smoother And More Powerful Ride. 🚗【IMPROVED ENGINE PERFORMANCE】: By Optimizing The Function Of The Valve System, Engine Rocker Arms Contribute To Better Air Intake And Exhaust Flow, Which Enhances Engine Performance. When Combined With Other High-Performance Components, They Help Increase Horsepower, Torque, And Overall Engine Responsiveness.

I. OEM Part Number:

8C3Z6A588A

8C3Z6564D

8C3Z6564C

8C3Z6A588B

8C3Z-6A588-A

II. Adaptability:

Replacement for 2008-2010 Ford F250 Super Duty with 6.4L Diesel Powerstroke Engines

Replacement for 2008-2010 Ford F350 Super Duty with 6.4L Diesel Powerstroke Engines

Replacement for 2008-2010 Ford F450 Super Duty with 6.4L Diesel Powerstroke Engines 

Replacement for 2008-2010 Ford F550 Super Duty with 6.4L Diesel Powerstroke Engines