Double Row Nitrided Vernier Adjustable Timing Chain Set, .005" Line Bore Suit Holden 253-304-308 V8

All Timing Chain Sets are made from billet steel, have 9 Keyways (unless otherwise stated) and have a heat treated crank sprocket.

Red Series: standard billet steel set 9 Keyway

Gold Series: premium billet steel set with all sprockets nitrided by better durability and longer life. 9 Keyway

Blue Series: economy sets for quality but with a budget, Line Bore Kits available in .002", .005", .008" and .010".