Performer Buick V6 Intake Manifold is designed for 1979 and later street 231/252 c.i.d. (252 c.i.d. 1980-84 only) Buick V6 engines with late-model cylinder heads. Manifold will not fit pre-1979 engines. Manifold not equipped with EGR.
Edelbrock Performer GM Corp V-6
Buick:V6:231 (3.8L)/252 (4.1L)