Edelbrock Performer RPM Dual-Quad Intake Manifold - Cast Finish R090003XL They actively support WISSOTA

They actively support WISSOTA

cryogenic processed and REM finished - The gear mesh area is only 1" wide eliminating friction

Its XLPE material is heat soak resistant and extremely durable

1978-1983 Chevrolet Malibu

stock springs sag

Edelbrock Performer RPM Dual-Quad Intake Manifold - Cast Finish R090003XL They actively support WISSOTAPerformer RPM Dual Quad intake manifolds are designed to fit 1958 1965 Chevrolet 348 409 W big block engines. Two versions are available, one for small port cast iron factory heads and one for factory large port or with our Performer RPM W series heads number 60809 or number 60819. These manifolds deliver performance with Edelbrock Performer Series or Thunder Series ABS dual quad carburetors, and they accept our dual quad lines, throttle linkage, and