These valves are designed to be a performance oriented replacement for the factory LS3 exhaust valve. Its heavy-duty stainless steel construction will hold up to extreme engine conditions.

COMP Cams Stainless Exhaust Valves for GM LS3 w/ 1.590" Head, 4.890" Length 6073-8

Specifications:

Description_SHO	ExhVlvesLS3
Description_INV	LS3 Exhaust valves
Description_ASC	Available individually under 6073-1
Description_KEY	GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed
Description_DES	Stainless Exhaust Valves for GM LS3 w/ 1.590" Head, 4.890" Length
Description_SHP	None
Description_ASM	RHS LS3 Heads and GM LS3/L92 Heads
Description_EXT	These valves are designed to be a performance oriented replacement for the factory LS3 exhaust valve. Its heavy-duty stainless steel construction will hold up to extreme engine conditions.
Description_DEF	Engine Exhaust Valve Kit