GAUGE, PRESSURE, 1.5" DIRECT MNT, 15PSI, LIQUID FILLED MECH, BLK, 1/8" NPTF MALE 1991-pontiac-firebird-esi6483971 It's unique design permits the

It's unique design permits the two 90 degree inlet and outlet ports to be rotated

PROFORM Wedge-Locking Exhaust Collector Bolts ELIMINATE the need to constantly re-tighten collector bolts

Shark Gray valve covers

A progressive valve will have a softer low-speed force that ramps up very quickly as shaft speed increases

and all the necessary spacers and mounting hardware

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