Exhaust Headers For Small Block Chevy 265 283 305 307 327 350 383 400 V8 Engines

Exhaust Headers For Small Block Chevy 265 283 305 307 327 350 383 400 V8 Engines. Perfect for street rods and rat rods. Computer design features TIG & MIG welds. 1 5/8 large heavy duty primaries are mandrel bent for optimal flow. Similar headers have 1 1/2 thin wall tubes which hurt flow.

3/8 flange means a great seal that won't warp. 2 1/2" collectors(2.5-2.0" Reduce) creates perfect scavenging of your exhaust. Increases engine power - 15+ horsepower & 20+ torque.

Stock motor mounts can be used, hugger header style headers that will help you to avoid many clearance problems. These headers will fit very tight to the block for extra clearance. Fits 1955 and up 265-283-305-307-327-350-383-400 Chevrolet V8 engines. These headers will not fit any factory application with side engine mounts including 63-82 Corvettes.

These headers are designed for straight plug cylinder heads. You may encounter interference problems with angle plug heads. These don't have a specific application so clearances will vary depending on use. From the bottom edge of the head the headers come out 4 1/4 to the outside of the middle primaries.

Leave us your Tel no after paid if you did not left in the registeration form. Don't give us negative or natural feedback, it's not a wise choice to solve the problem. We will respond to you within 24 hours. Our working hours are from GMT 03:00 to 12:00.

Once you have received your item, please leave feedback for us as this will inform us that you have received your items. We reserved the right to reject any return or exchanges.

Please return your item(s) in original packaging and ensure that all packages are securely wrapped. Then, the updated result will be informed.

---