Hedman Block Hugger Headers - 1.625 in Primary - 2.5 in Collector - Metallic Ceramic - Small Block Chevy - Street Rod 1923-49 - Pair 1311116 Pistons are made of 2618

Pistons are made of 2618 aluminum alloy and accept 1/16" top

Quick-Silver Nickel plating or Type 3 Anodize further enhances the durability of the caliper

2004-2004 Chevrolet Cargo Van

1970-1971 Plymouth GTX

Hedman Block Hugger Headers - 1.625 in Primary - 2.5 in Collector - Metallic Ceramic - Small Block Chevy - Street Rod 1923-49 - Pair 1311116 Pistons are made of 2618Hedman Hedders Block Hugger Headers; Chevy Sb 283 400; 1 5 8" Tubes; HTC Ceramic Coated The compact, low profile design of Hedman's Block Hugger Hedders is ideal for factory manifold replacement, or engine swap projects that do not have a Hedder designed specifically for the applications. Hedman Hedders Street Rod Block Hugger Exhaust Hedder 68406 Tube Size 1 5 8 in. Collector Size 2. 5 in. Shortie Style Chevy Street Rod 283 400 Engine HTC Finish