Large tube TPI intake gaskets made of high quality metal laminated in composite gasket material for superior strength and air tight sealing with the original GM holding clips for easy installation. For large tube TPiS, Accel, and SLP high flow runners, and for Edelbrock, TPiS Bigmouth, Accel and Vortec TPI lower intake manifold base. Please message with what runner and size throttle body you are using otherwise you will receive the standard 146 replacement option which is 52mm for the throttle body and large 1.7 round openings for the runners, includes all seven gaskets as shown in pics. No special torque procedures, no thread locker needed, just torque down like factory💪🏻
Throttle Body Gasket Options
52mm
58mm
Single large oval opening
Runner Gasket Options
Round opening for Accel, TPiS, Edelbrock Runners
Siamised opening for SLP Runners
Custom opening for 1st design SLP or other desired shapes