Engine Intake ManifoldEdelbrock part #5409 Performer RPM Dual Quad intake manifold is designed to fit 1958 1965 Chevrolet 348 409 "W" big block engines with factory large port or with our Performer RPM W series heads #60809 or #60819. The manifold deliver performance with Edelbrock Performer Series or Thunder Series AVS dual quad carburetors, and they accept our dual quad fuel lines, throttle linkage, and air cleaners. Includes Oil Fill Tube (not installed) and matching

Vibrant Performance v-band clamps are constructed entirely from 300 series stainless steel

-inch adjusters used by the competition

Using highly efficient ports and state-of-the-art combustion chamber shapes

Mcleod Offers An Exclusive Adjustable Height Bearing

Our high-quality ball joints are the great additional to your new upper A-Arms

OEM hardware can be used for the installation

No need to worry about fuel sending unit compatibility either

The factory arms also dont allow for proper camber correction on lowered vehicles

The CNC-machined

Superior high temperature stability and oxidation resistance increases lubrication of hot metal compared to other synthetics

ACEA Service Class A5 B5

This is a 1" thick spacer for Holley 2BBL carbs with matching intakes