For the base std 5ltr 305 & 4.1 ltr 6cylinder Camaro Nova, Impala, Chevelle, Monte Carlo, Firebird.

Slightly different looking as an imporved TOMCo. They are stainless steel internals as needed.. cooler operating, longer lasting. It has a compact canister & elevated backpressure reducer.

Mounts the same as normal gm EGRV.

Replaces GM # 17055753,17056075

ONE ONLY