COMP Cams 3100 High-Performance Roller Timing Set for '78-'86 Chevy V6 and 265-400 Small Block Review

Premium Quality Gears - COMP Cams Hi-Tech Roller Race Timing Sets are built using high end materials. The camshaft gear is constructed from cast iron, while the crankshaft sprocket is built from induction hardened billet steel. Adjustable - Designed to help ensure the best performance, Hi-Tech Roller Race Timing Sets feature three keyways on the crankshaft sprocket. The middle keyway installs the camshaft with zero degrees of advance, while the other two allow for 4 degrees advance or retard. This adjustability is a must for anyone who degrees in their camshafts. The Best Chain - Pre-stretched from the factory then heat-treated, this true double roller chain is designed to handle street and race applications without loosening up.With a heavy-duty large pin design, our chains ensure timing accuracy for the life of your engine. Plus, the chains are available separately!. Tight Tolerances - Hi-Tech Roller Race Timing Sets are all dynamically balanced before they get to our customers. We ensure that all sets are quality checked and held to the tightest tolerances in the industry for "run-out". Race Ready - Hi-Tech Roller Race Timing Sets are ready to handle the high load race conditions. Thanks to their quality construction, adjustability, pre-stretched chain and tight quality control tolerances, the COMP Cams Hi-Tech series timing sets are among the best available. Fits '78-'85 Chevrolet V6 and 265-400 Small Block Chevrolet. See 3030 for replacement chain. Made in USA.