Details
Doug's Premium Header Gasket Pontiac Pair 326-455 1 7/8" Round Port HG9343
- HG9343
Doug's premium header flange gaskets are made extra-thick from specially
formulated gasket material. These gaskets are rated up to 1,100 degrees F
and handle exhaust pressures of up to 3,700 psi. Each gasket is designed
for an exact port match with Doug's headers.