Upgrade your exhaust system with the MANLEY 1.650 Gen II Exh Valve Blanks. These Extreme Duty valves boast a 1.650-inch head size, 5/16-inch valve stem, and a lengthy 6.100-inch overall length, providing superior performance and durability. Crafted from...

Exhaust Valve - 1.650 in Head - 8 mm Valve Stem - 5.150 in Long - Inconel - Mopar Gen III Hemi - Each

Valve Spring - NexTek - Dual Spring - 635 lb/in Spring Rate - 1.105 in Coil Bind - 1.650 in OD - Set of 16

Valve Spring Locator - Outside - 0.062 in Thick - 1.740 in OD - 0.570 in ID - 1.650 in Spring OD - Steel - Black Oxide - Set of 16

Valve Spring Locator - Outside - 0.060 in Thick - 1.730 in OD - 0.640 in ID - 1.650 in Spring OD - Steel - Each

Exhaust Valve - Severe Duty - 1.655 in Head - 0.342 in Valve Stem - 5.167 in Long - Stainless - Ford Cleveland - Each