Brian Tooley Racing Exhaust Header / Manifold Gasket - 1.87 in Round Port - GM LS-Series (Pair) Fuel Cell Mounting Bracket Adjustable pointer can be calibrated

Adjustable pointer can be calibrated at the race track

Provides up to 10 times less resistance than standard resistor core wire

this gasket follows the housing contour so mud doesn't build up on the front side

1-1/2 in Notching Hole

Modifieds and Mod Lites

Brian Tooley Racing Exhaust Header / Manifold Gasket - 1.87 in Round Port - GM LS-Series (Pair) Fuel Cell Mounting Bracket Adjustable pointer can be calibratedProduct Description: Exhaust Header Manifold Gasket 1. 87 in Round Port Multi Layered Steel GM LS Series Pair Brian Tooley Racing (BTR) started as a small operation fueled by Brian Tooley's passion for engine performance and innovation. In the early 1990s, Tooley began his journey in the performance industry by working on cylinder heads and founding Total Engine Airflow (TEA). Eventually, he shifted to creating custom parts for enthusiasts, leveraging