Moroso Plastic 1" Open Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - Open Plenum Design R040002S or factory roller Small Blocks

or factory roller Small Blocks built from 1985 and newer

Shoulders Adjust from 26" to 40"

360 cc Intake

8 AN Male Outlet

our classic finned valve covers are available in either a classic polished aluminum or durable black powder coated finish

Moroso Plastic 1" Open Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - Open Plenum Design R040002S or factory roller Small BlocksAdvanced plastic compounds are specially formulated to reduce heat conductivity 10 times greater than aluminum Reducing fuel temperature inside the carburetor results in a denser, more powerful fuel charge to the manifold Insulating phenolic spacers come pre drilled for alignment pins and include all mounting hardware Gaskets not included Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and