1963-72 Chevy, GMC C10, C20 Hooker Long Tube LS Swap Headers Finish:1-7/8" If you're building a hot

If you're building a hot rod truck

This fuel filler hose goes between the fuel filler neck and gas tank

The firewall brackets are correct for 58-65 Chevy Impala applications

5" or 3" diameter sizes

Added caster improves high speed stabilty and reduces road wander

1963-72 Chevy, GMC C10, C20 Hooker Long Tube LS Swap Headers Finish:1-7/8" If you're building a hotThese Hooker BlackHeart LS swap headers fit 1963 1972 GM C 10 20 2WD Trucks. The long tube header design provides optimum engine performance with stainless steel construction for strength & corrosion resistance. Choose from Long Tube Headers w 1 3 4 or 1 7 8 Primary Tube Diameter & 3 Collectors Collerctor Dia 3. 00" Primary Tube Dia 1. 750" or 1. 625" Long Tube Style 304 Stainless Steel Bolt Size M8 x 1. 25 x 25mm