Hedman Hedders BLACK LONG-TUBE HEADERS For 1971-91 GM CLASS C VANS With 283-400

Hedman Hedders BLACK LONG-TUBE HEADERS For 1971-91 GM CLASS C VANS With 283-400

The Hedman Hedders BLACK LONG-TUBE HEADERS For 1971-91 GM CLASS C VANS With 283-400 are standard-duty, black ceramic-coated long-tube headers engineered to improve exhaust flow and engine performance in 1971-1991 Chevy and GMC Class C conversion vans and motorhomes. These headers are designed for vehicles without A.I.R. systems and featuring a centered engine chassis.

Key Features

• Long-tube design for increased torque and horsepower
• Black ceramic-metallic coating for heat management and durability
• 1-5/8 inch primary tube diameter
• 3 inch ball-and-socket style collector for a secure, leak-free seal
• Standard-duty mild steel construction

Fitment

• 1971-1991 Chevy/GMC Class C Conversion Vans and Motorhomes
• Small Block Chevy 283-400 engines
• Fits models without A.I.R. (Air Injection Reactor) system
• For use with centered engine chassis only

Note: Please verify your vehicle’s engine chassis alignment to ensure proper clearance before installation.