Mercruiser OMC Volvo Penta Chevy 5.0 5.0L 305 Marine Camshaft Cam & Lifters Kit

Cam and Lifter Kit for Chevy 305 Mercruiser Marine engines. Smooth Idle Torque Cam Includes required Bottle of ZDDP Zinc Additive and packet of Driven Assembly Grease. Specs: Valve Lift (INT/EXH): .401"/.410" ADV Duration (INT/EXH): 271°/283° Duration @ .050" (INT/EXH): 202°/213° Generic image Cam kits with Flat Tappets include a packet of Driven Assembly Grease for lubricating the cam lobe surfaces during assembly and a bottle of Engine Pro Hi-Zinc Engine Protector to add to the engine oil during break in.  It is critical to use High ZDDP/Zinc oil in every oil change on flat tappet engines.