Small Block / Big Block Engine Mounts, 63-66, 73-87 C10 Crossmember 1983-pontiac-firebird-esi2278290 Fitment: Manual Transmission ONLY -

Fitment: Manual Transmission ONLY - Will NOT work on Automatic

BBK Performance oxygen sensor extensions feature OEM Factory connectors on the end of the wiring to allow simple plug in installation to the factory wire harness

The center to center distance of this panhard bar is 35-3/4"

Since most GL-5 gear oils for differentials are too slippery for manual transmissions

Transmission mounts are used to keep the transmission in place and absorb energy from it

Small Block / Big Block Engine Mounts, 63-66, 73-87 C10 Crossmember 1983-pontiac-firebird-esi2278290 Fitment: Manual Transmission ONLY -Engine mounts for Small Block Big Block engines in 63 66 and 73 87 C10 trucks. For use only with QA1 C10 crossmember.