HOLLEY 4BBL SPACER with PCV - Ported- Plastic Phenolic Carburetor Spacer. Notes: 1 in. Carburetor Type: 4BBL HOLLEY. Manifold Type: Standard 4BBL. Title: TRANS-DAPT PERFORMANCE PRODUCTS 1 IN. HOLLEY 4BBL SPACER WITH PCV - PORTED- PLASTIC PHENOLIC CARBURETOR SPACER.
