GM Muscle Series Air Cleaner - Satin Black Machined - 120-221 distributors-and-parts Manifold has provisions for (1)

Manifold has provisions for (1) 3/8 NPT and (2) 1/8 NPT fittings

9L V8 1980 Pontiac Bonneville   301/4

APR supplies each unit with a properly specified spring

1967-1969 Plymouth Belvedere

GM Muscle Series Air Cleaner - Satin Black Machined - 120-221 distributors-and-parts Manifold has provisions for (1)Overview: Holley's new GM Muscle Series air cleaner kits are the latest expansion to our officially licensed GM product line. These die cast aluminum air cleaner kits were designed to have a no frills, modern style with prominent raised GM "Chevrolet and Bowtie" logos. Intended as an alternative to the existing GM ZZ6 accessories, Holley's GM Muscle Series air cleaner kit can be the perfect addition to your engine bay if you are searching for a subtly