Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Oldsmobile V8 - Oldsmobile A-Body / B-Body 1968-76 - Pair RH5R-UPGRADE Fits D port cylinder heads

Fits D port cylinder heads including ZZ4 crate engines

With excessive heat generated from the exhaust manifold and headers the ignition system is vulnerable to the potential of burning hardening and cracking of ignition wires and boots that could lead to arching engine misfire and potential ignition system failure

snappier acceleration and more horsepower

Banjo Wheel

Genuine Winters replacement parts for Winters Birdcage Set WINSC2575

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Oldsmobile V8 - Oldsmobile A-Body / B-Body 1968-76 - Pair RH5R-UPGRADE Fits D port cylinder headsHedman Hedders Standard Uncoated Headers; 1 3 4" Tube Diameter; 3" Collector; Full 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 and exhaust components in the USA since 1954. Hedman Hedders Standard Uncoated Headers 1 3 4" Tube