GM Genuine Fuel Pump Camshaft Follower Guide 12642273

Genuine GM/OEM fuel pump camshaft follower (valve lifter follower guide) for Gen V LT engines (e.g., LT1, LT4, L83, L86). Ensures proper high-pressure fuel pump operation. Fits select 2014+ Chevrolet, GMC, and Cadillac models (Corvette, Camaro, Silverado, Sierra, Tahoe, Escalade, etc.). Direct replacement with mounting hardware; no programming required.

Note: Confirm fitment with your specific vehicle/VIN before purchase, as it does not fit all Gen V applications (e.g., certain L84/L87/L8T).