348/409 "W" Series Chevy Complete Head
Part #60819
Performer RPM Dual-Quad Manifolds
PERFORMER RPM DUAL-QUAD (1500-6500
rpm)
These new Performer 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 new Performer
RPM W-series heads #60809 or #60819. These manifolds deliver
performance improvements in the 1500-6500 rpm range with
Edelbrock Performer Series or Thunder Series AVS dual-quad
carburetors, and they accept our dual-quad accessories including
fuel lines, throttle linkage, and air cleaners. Includes Oil
Fill Tube (not installed) and matching push-in Breather. The Oil
Fill Tube and Breather are also available separately as #4803.
Both intakes have grommet-style PCV provision in back of
manifold (baffle included).
Classic Series 409 Chevy Valve Covers
Polished Finish #4140...........$267.99
Pair Black Finish #41403.............$190.99
Pair
Performer RPM Small Port #5408...$371.99
Performer RPM Large Port #5409...$391.99