Exterior Components› Body Panels and Components

Patriot Exhaust

Header Flange Kit - SBC 5/16 Thick

$96.53

SKU: P012 H7894

In Stock
In Stock
Ships by Jun 16
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Patriot Exhaust H7894 is a set of header flange kits designed for SB Chevrolet 265-400 engines. These flanges are precision machined and 5/16" thick, featuring a 1.750" port size with a rectangle port shape. The kits include premium head gaskets and header bolts.

These header flange kits are manufactured from durable 5/16" thick material. Patriot Exhaust offers a wide variety of tube diameters and port shapes to suit different engine configurations and performance needs.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPatriot Exhaust
Part NumberP012 H7894

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy