Search by number: 1972 GMC P TRUCKS 4.8L 6 Cyl Starter ProAmp 4347 $137.00 each OPTIONS: w/AT ProAmp 3635 $190.00 each OPTIONS: w/MT ProAmpN 4347N $188.00 each OPTIONS: w/AT ProAmpN 3635N $188.00 each OPTIONS: w/MT