Hedman Hedders HD BLACK LONG-TUBE HEADERS; 67-91 GM TRUCKS, MOTORHOMES; 283-400 NO A.I.R.

Hedman Hedders HD BLACK LONG-TUBE HEADERS; 67-91 GM TRUCKS, MOTORHOMES; 283-400 NO A.I.R.

The Hedman Hedders HD BLACK LONG-TUBE HEADERS; 67-91 GM TRUCKS, MOTORHOMES; 283-400 NO A.I.R. are heavy-duty exhaust headers designed to improve performance and durability for Small Block Chevy powered GM trucks and motorhomes. Built for non-emissions vehicles, these long-tube headers optimize exhaust flow to increase horsepower and torque across the RPM range.

Key Features

• Heavy-duty mild steel construction with a black protective finish
• 1-5/8 inch tube diameter for improved exhaust scavenging
• 3 inch ball-style collector for a secure, leak-free seal
• Long-tube design for maximum torque gains

Fitment

• 1967-1982 Chevy/GMC 1/2-1 Ton 2WD and 1/2-3/4 Ton 4WD Trucks
• 1967-1982 Chevy/GMC 1/2-3/4 Ton SUV and Blazer models
• 1967-1991 GM-based Motorhomes
• Compatible with Small Block Chevy 283-400 engines without A.I.R.

Note: Designed for centered engine chassis only; please verify clearance and application compatibility before ordering.