Fits Aluminum Bolt Spacers - 9MM ID(.35")x 25mm(.98")OD - 5mm(.2")Thick Z1003161 spal-fans 7L V8 1975 - 1977

7L V8 1975 - 1977 Chevrolet Monte Carlo S 350/5

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49658

74/8 V 1975 - 1993 Chevrolet G30 Beauville 4/8 V 1989 - 1991 Chevrolet R2500 Suburban 4

1970 Chevrolet Estate / Kingswood Estate

Fits Aluminum Bolt Spacers - 9MM ID(.35")x 25mm(.98")OD - 5mm(.2")Thick Z1003161 spal-fans 7L V8 1975 - 19776061 aluminum spacers to space bolts an additional 5mm (. 2") for additional clearance. 9MM ID (. 35") x 25mm (. 98") OD. Features: 6061 aluminum Provides 5mm (. 2?) additional tunnel bracing clearance 9mm ID (. 35?) x 25mm (. 98?) OD Billet machined part Specs: Brand APR Emission Code 5 Material Billet 6061 Aluminum Product Type Exhaust Tunnel Brace Spacer Quantity 1 Sale Category Wheels and Accessories Warning California Proposition 65