Replacement Hydraulic Roller Valve Lifters for 5.3 Chevy 16 Pieces - Compatible with GM - V8 5.0L, 5.7L, 5.7L, 5.3L, 4.8L, 6.0L, 6.2L, 7.0L - Gen I, III, IV LS - Replaces 12499225, HL124, 12680871
The valve rollers, also known as tappets, are mechanisms that convert the rotation of the camshafts into a vertical motion. Hydraulic lifters keep a constant space between the valves and camshaft lobes which adds complexity to the valvetrain, ensures the perfect timing and adds more horsepower to the engine.
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Replaces Part Numbers:
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Prevention is Better than CureOvertime, hydraulic roller lifters will wear out resulting in misfiring, inconsistent and lack of engine power, typically during start up. |
Symptoms of a Bad Roller LifterIf you are hearing rattling or strange noises from your engine then you may have a problem with your hydraulic valve lifters. |
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ASE Certified TechniciansInstalling parts on you vehicle can be difficult and we understand. That's why we have certified technicians on staff to assist you with installation or even properly diagnosing your car. Our technicians will even provide the factory repair manual to make installation easier for you. |
Strict Quality ControlAll of our parts undergo strict quality control not just before shipping but throughout the production process. During each step of production multiple quality control checks are performed to insure each and every part lasts for years to come. |
An American Small BusinessAA Ignition is a division of GWA Auto Parts and we are proud to be an American Small Business. Located in sunny South Florida and founded by long time car enthusiasts, AA Ignition takes pride in providing quality products at an exceptional value. |
This is a compatible replacement part manufactured by AA Ignition. This valve roller set is NOT a genuine OEM part. Vehicles makes and their associated vehicle models and part numbers are used in this listing only to identify the vehicles this valve roller set fits.