Add to Cart LS3 260cc Alm Cyl Head Assembled 2.165/1.590 CHEVROLET PERFORMANCE MSRP: Now: $1,127.20 Was: Cylinder Head - Assembled - 2.165 / 1.590 in Valves - 260 cc Intake - 68.4 cc Chamber - 1.290 in Springs - GM LS-Series - Each GMP12675871
Add to Cart 1.590 Beehive Valve Springs COMP CAMS MSRP: Now: $512.95 Was: Valve Spring - Race Street - Beehive Spring - 300 lb/in Spring Rate - 1.130 in Coil Bind - 1.590 in OD - Set of 16 COM26095-16
Add to Cart SBM S/D 1.600in Exhaust Valves MANLEY MSRP: Now: $188.69 Was: Exhaust Valve - Race Master - 1.600 in Head - 0.372 in Valve Stem - 4.970 in Long - Stainless - Small Block Mopar - Set of 8 MAN11781-8
Add to Cart SBF S/D 1.710in Exhaust Valve MANLEY MSRP: Now: $37.64 Was: Exhaust Valve - Severe Duty - 1.710 in Head - 0.342 in Valve Stem - 5.067 in Long - Stainless - Ford Cleveland - Each MAN11805-1
Add to Cart LS1 S/D 1.550 Exhaust Valves MANLEY MSRP: Now: $301.07 Was: Exhaust Valve - 1.550 in Head - 0.3136 in Valve Stem - 4.923 in Long - Stainless - GM LS-Series - Set of 8 MAN11673-8