Fit 67-77 Action-Line Sbc V8 Stainless Racing Manifold Long Tube Header/Exhaust. Our long tube 4-1 off-road headers are designed to allow the exhaust gasses to flow more freely from each 4 cylinder bank and combine in a more efficient manner. Tubing has been optimized for the 5.0L(305) and 5.7L(350ci) engine. This creates a reduction in cylinder backpressure and improved exhaust gas velocity.These improvements free up lost horsepower and torque. An added benefit is a more performance oriented exhaust sound. Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability. Maximizing Smoothest High Exhaust Air Flow Rate. TIG Welded CNC Machine Flange.
2-Piece 4-1 Racing Specs Design (8-2-1). Increase High Flow Air, Instantly Gain 10 -15 Hp.
1.25" Inlet, 3.00" Outlet. Bolts and Metal Gasket Included.
1 x Stainless Steel Header Exhaust. Fits Small Block V8 Motors. Professional Installation is Highly Recommended. Installation Instruction is NOT Included.
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All items are brand new unless otherwise stated. PROFESSIONAL installation is highly recommended. The person that is purchasing this product makes the following representations and acknowledges and agrees to the following terms and conditions.
This off-road race only product ("this Product") is designed and intended for use in organized, amateur and professional racing events, but is limited to closed-course racing and open-course racing that is formally sanctioned by a recognized racing organization involving the motor vehicle in which it is installed (the "Vehicle"). It is not for use on public highways or roads nor is it for recreational off-road use other than solely for competition purposes. Use of this Product for purposes other than solely for competition is a violation of federal law and may violate applicable state or local environmental, motor vehicle and other laws. The User warrants that this Product shall only be used in sanctioned closed-circuit events. That use of this Product may make the Vehicle unfit or unsafe for the purposes intended or for any purpose and cause personal injury, property damage or death.That the installation of this Product, improper installation of this Product, use of this Product with other components or failure to use this Product in conjunction with other components, could result in or cause personal injury, property damage or death. THIS PRODUCT IS FOR COMPETITION RACETRACK USE ONLY. ALL OTHER USES ARE CONTRARY TO FEDERAL LAW. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exhaust & Emission Systems\Manifolds & Headers". The seller is "dptmotorsport" and is located in this country: US. This item can be shipped worldwide.