GMC 3000 Series 4.6L with Angle or Straight Plug Heads with Chevy Small Block Engine 1960-1966, Dirt Late Model Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.75"-1.875". Collector Outlet Diameter: 3.5". Color: Black. Header Coating: Painted. These Long Tube Dirt Late Model Headers are designed for use with straight or angle plug heads and standard Chevy engines.
Notes: This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. Shipping Restriction: CA, NY, ME.
|Finish: Black Painted|
|Primary Diameter: 1.75"-1.875"|
|Collector Diameter: 3.5"|
- Gaskets and bolts included
- Machine surfaced flanges - no leaks
- Precision laser-cut flanges
- 17 gauge tubing - long header life
- High temp ceramic coating (inside and out) available
- 1 Year Limited Warranty
- Exhaust Headers
The Long Tube design promotes excellent torque throughout the RPM range. Built to fit American Made, Barry Wright, Bullitt Morris, Rocket, Swartz and other chassis with a 2-5/8" engine offset.
CNC Laser Cut Flanges and optimized tube length for best overall performance. 17 gauge steel construction and surfaced flanges make this a durable header that remains leak free for multiple racing seasons. Comes standard with a Full One Year Warranty. ½ sets (Crash Replacements) are also available.
Professionally developed with a dedicated racer and performance builder in mind, this top-of-the-line exhaust product from Dynatech is right what the doctor ordered if you crave for supreme performance and powerful sound. This premium upgrade is designed and dyno tested for superior horsepower, torque and efficiency. It provides perfect fit and function.
Dynatech® has been an industry-leading expert in the evolution of exhaust technology for over 20 years. One of the finest kept secrets of racers and performance builders, state-of-the-art exhaust systems and headers built by Dynatech have made a huge impact on the hot rod, circle track and drag racing world. Painstakingly designed and meticulously engineered, supreme quality Dynatech exhaust products offer amazing horsepower and torque gains. Tube lengths, diameters and routing are thoroughly designed and tested for superior fit and function. Dynatech continues to build supremely efficient and ultra powerful exhaust products that deliver outstanding performance and sound which are sure to put you one step ahead of other drivers on the road.