Search by number: 1985 GMC P TRUCKS 5.7L 8 Cyl Starter ProAmp 3510M $110.00 each OPTIONS: P3 Series, w/MT, w/Disc Brakes ProAmp 3686 $185.00 each OPTIONS: P3 Series, w/MT, wo/Disc Brakes ProAmpN 3510MN $85.00 each OPTIONS: P3 Series, w/MT, w/Disc Brakes IMI IMI102N $249.00 each OPTIONS: IMI High Torque