Product Details
Exhaust Header Flange by Patriot Exhaust®. Patriot precision machined header flange kits are available for many popular engine families. Header flange kits come complete with gaskets and header bolts on most applications.
Fitment notes
- Fits Following Engines: 425 Cadillac Small Block V8
- Fits Following Engines: 500 Cadillac Early OHV V8
- Fits Following Engines: 425 CID Oldsmobile V8
- Fits Following Engines: 403 CID Oldsmobile V8
- Fits Following Engines: 455 CID Oldsmobile V8
- Fits Following Engines: 460 CID Ford Big Block V8
- Fits Following Engines: 429 CID Ford Big Block V8
- Fits Following Engines: 370 CID Pontiac V8
- Fits Following Engines: 347 CID Pontiac V8
- Fits Following Engines: 265 CID Pontiac V8
- Fits Following Engines: 326 CID Pontiac V8
- Fits Following Engines: 421 CID Pontiac V8
- Fits Following Engines: 428 CID Pontiac V8
- Fits Following Engines: 389 CID Pontiac V8
- Fits Following Engines: 455 CID Pontiac V8
- Fits Following Engines: 350 CID Pontiac V8
- Fits Following Engines: 400 CID Pontiac V8
- Fits Following Engines: 366 CID Chevy Big Block V8
- Fits Following Engines: 402 CID Chevy Big Block V8
- Fits Following Engines: 396 CID Chevy Big Block V8
- Fits Following Engines: 428 CID Ford FE V8
- Fits Following Engines: 427 CID Ford FE V8
- Fits Following Engines: 410 CID Ford FE V8
- Fits Following Engines: 406 CID Ford FE V8
- Fits Following Engines: 390 CID Ford FE V8
- Fits Following Engines: 426 CID Wedge Chrysler Big Block V8
- Fits Following Engines: 440 CID Chrysler Big Block V8
- Fits Following Engines: 413 CID Chrysler Big Block V8
- Fits Following Engines: 400 CID Chrysler Big Block V8
- Fits Following Engines: 383 CID Chrysler Big Block V8
- Fits Following Engines: 351W Ford Small Block V8
- Fits Following Engines: 409 CID Chevy Big Block V8
- Fits Following Engines: 348 CID Chevy Big Block V8
- Fits Following Engines: 391 Firepower Hemi V8
- Fits Following Engines: 354 Firepower Hemi V8
- Fits Following Engines: 331 Firepower Hemi V8
- Fits Following Engines: 351C Ford Small Block V8
- Fits Following Engines: 302 CID Ford Small Block V8
- Fits Following Engines: 267 CID Chevrolet Small Block Generation I
- Fits Following Engines: 305 CID Chevrolet Small Block Generation I
- Fits Following Engines: 400 CID Chevrolet Small Block Generation I
- Fits Following Engines: 350 CID Chevrolet Small Block Generation I
- Fits Following Engines: 327 CID Chevrolet Small Block Generation I
- Fits Following Engines: 302 CID Chevrolet Small Block Generation I
- Fits Following Engines: 307 CID Chevrolet Small Block Generation I
- Fits Following Engines: 283 CID Chevrolet Small Block Generation I
- Fits Following Engines: 265 CID Chevrolet Small Block Generation I
Specifications
| Header Bolt Pattern: Stock |
| Header Flange Material: Steel |
| Includes Stubs for Primary Tubes: No |
| Gaskets Included: Yes |
| Mounting Hardware Included: Yes |
Includes
- Gaskets
- Mounting Hardware
Features
- Precision machined flange
- Built of High quality materials
- Long service life
- Made in the USA
This Patriot Exhaust product is an excellent way to experience the improvement of the performance of your vehicle. Designed with utmost care and attention to detail, it provides unmatched durability and strength, even in extreme operating conditions. This top-notch product is made from first-rate materials to ensure long service life. If you choose Invidia, you can stay assured that you'll get the top-quality product you can trust since Invidia does its utmost to design and manufacture only reliable parts that operate at their maximum performance level for as long as possible.
Patriot Exhaust® Products is known as the primary exhaust provider to the street rod, custom car and muscle car enthusiast. It continues the tradition of delivering quality products and offering the best value for the dollar of any header brand in the industry for more than 40 years. The brand offers many different style mufflers to adjust the sound of your ride and best suit your needs, from the classic Smithy's®, the world's oldest performance muffler for that "resto-rod" or your 1950's custom to a Varaflow® Tunable Muffler allowing you to tune out annoying drones on the highway and make more noise on “Cruise Night.” At Patriot Exhaust, they also make several classic header and exhaust styles, ranging from Lakester style headers for the Bonneville and Dry Lakes look to Fenderwell headers for the gasser look. Plus, the brand has many racing headers and DIY weld-up header kits and exhaust accessories and tubing to help you get your project off the ground and closer to completion.