COMP Cams Poly Locks 7/16 Hi Tech - cca4600-8 import_2022_03_21_012537 4229cc Engine Components::Timing Chains 1975-1977

4229cc Engine Components::Timing Chains 1975-1977 American Motors Hornet Sportabout L6

-cc Gauges & Pods::Gauges 1983-1984 Chevrolet S10 Blazer Durango L4

6489cc Engine Components::Camshafts 1973-1974 GMC K25/K2500 Pickup Base V8

6599cc Forced Induction::Intercooler Kits 2004-2005 GMC Sierra 3500 Base V8

COMP Cams Poly Locks 7/16 Hi Tech - cca4600-8 import_2022_03_21_012537 4229cc Engine Components::Timing Chains 1975-1977*Rocker Arm Adjusting Nuts* Many of the popular engine families utilize a positive stop type of rocker arm attachment, which does not allow for any adjustment, and consequently there is no consideration for different cam sizes or other modifications to the engine block and heads. For that reason, COMP has designed a kit to convert this setup to a fully adjustable valve train. * Tapered for extra strength in locking areas * High Energy and Magnum