Precision Oil Restrictor Screw – .055″ Orifice For Engine Oil Flow Control

Description

Oil Restrictor Screw In Type – .055″ Orifice

Suit Small & Big Block Chevy

CO4917

4917

When building a high performance engine with a solid or solid roller cam, it is necessary to meter the amount of oil going through the lifters and up to the rocker arms. Too much oil to the top will starve the main and rod end bearings and cause engine failure. These oil restrictors are simple and easy to use.

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