ONE Aussiespeed Chevy 250, 292 Chevrolet in line 6 cylinder 4 barrel intake manifold, this performance inlet manifold offers high velocity ports, divided center plenum port allowing for even flow to all runners. the Aussiespeed Chevy 6 inline manifold is available in to suit square bore Holley 4 barrel carbs the manifold is supplied to accept either forward facing or sideways mounting carburetors.

230 250 292 Chevrolet Premium intake manifold only.

No Adapter is required to mount a single 4 barrel.

The intake manifold comes drilled for both positions forwards and sideways mounting of a 4150 style 4 barrel square bore Holley Carburetor from 390 CFM to 850 CFM

No carburetor or adapter is included with this sale. The adapters and carburetors are just to photo explain that if you what to graduate to a 4 barrel later but are currently running a 2 barrel with the correct adapter this manifold will work perfect now and you can grow in to it.

VERY VERSATILE

The plenum floor is designed to catch fuel drop and re-introduce it as air speed increases

The plenum has a divider placed in the plenum to lengthen the center runner and reduce plenum volume.

The taller plenum we have found offers optimum performance across a very wide RPM range. The carburetor mounting base can be machined lower if more hood clearance is needed.