Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-94 68600 - Pair 24232510 Good low end torque and

Good low end torque and mileage

75 in Drilled / Slotted Rotor

Nitrous Pro Flow tapered spacers will increase torque

They feature 1-5/8 in

acetone and alcohol

Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-94 68600 - Pair 24232510 Good low end torque andHedman Hedders Standard Uncoated Headers; 1 5 8" Tube Diameter; 3" Collector; Mid Length Design Hedman's Standard duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1 4 flanges (some models use 3 8" flanges). Hedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing long and MID LENGTH tube headers for Chevy