Manley Chevy LS-1/LS-2 (LS-6) Head Small Block Severe Duty/Pro Flo Hollow Intake Valves (Set of 8) SPECIAL-ORDER AuxilIary - 1998

AuxilIary - 1998

The Edelbrock #9763 Intake Valve are 1-piece

Manufacturer Part # : ACR-0620-20TFW

they are able to eliminate heat soak and lower IATs much more efficiently than traditional Bar & Plate or Tube & Fin designs

Manley Chevy LS-1/LS-2 (LS-6) Head Small Block Severe Duty/Pro Flo Hollow Intake Valves (Set of 8) SPECIAL-ORDER AuxilIary - 1998Manufacturer Part # : 11682H 8 Market Description Manley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100