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This Aeroflow Performance camshaft trust plate is designed to suit all GM LS engines and replaces the genuine GM part number GM12589016
AF2256-1331
easily and affordably
Hg-Vac/20 psi ARCTIC WHITE 2-1/16" BOOST/VAC Includes 6 ft
ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated far superior to "aircraft" quality alloy steels
LS Rectangular Port Hydraulic Three Bolt Roller Camshaft - 301LRR HR15 CO54-474- Dual Separators This Aeroflow Performance camshaft trustLS Rectangular Port Hydraulic Three Bolt Roller Camshaft 301LRR HR15Suit GM LS III IV 1997 On CO54 474 11 54 474 11 Rpm operating range 2600 7000 Duration advertised Inlet 301, Exh 317 Duration advertised @ . 050" Inlet 251, Exh 267 Valve lift with 1. 7 rocker Inlet . 624", Exh . 624" Lobe separation angle 115
