Patriot Exhaust Uncoated Raw Steel 1.625” Primary 3” Collector Mid-Length Headers SBC 283-400 Chevy Camaro 1967-1973
Highlights
- Unmatched Horsepower Boost
- Provides Ground Clearance
- 1.625" Primary Tubes
- Includes Reducers and Hardware
Patriot Exhaust Uncoated Raw Steel 1.625” Primary 3” Collector Mid-Length Headers for 1967-1973 Chevy Camaros with a 283-400 Small Block Engine.
These mid-length headers (H8021) increase your Camaro's horsepower and torque without causing ground clearance issues. This makes them ideal for muscle cars with a lowered stance! They feature 1.625-inch primary tubes and are made from steel tubing with a raw, uncoated surface.
Features and Benefits:
- Increased horsepower and torque for enhanced performance
- Mid-length design maintains ground clearance on lowered vehicles
- Constructed from durable 16- and 18-gauge raw steel tubing
- Includes complete installation kit with gaskets, header bolts, and collector reducers
- 1.625-inch primary tubes optimize exhaust flow
- Uncoated raw steel for a finish-free look
Vehicle Fitment:
- 1967-1973 Chevy Camaro
- 396-502 BBC Engine
Fitment Notes:
- Fits automatic transmission ONLY for 1967-1969 models.
- Fits most angle plug heads.
- Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head part #19300955 or SP350, SP383 & ZZ6 engines.
- Requires removal or modification of locking steering columns if equipped.
- Installation requires left side A/C bracket part #H7608.
- Must use non-shell type motor mounts.
California Residents: Proposition 65 Warning
Related Categories: Exhaust
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Camaro years:
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,