Catalog Section # Part name Qty Prod Prod date FINIS Part No. Pinto OHC engines B1.50 - Crankshaft/Pistons And Bearings 12 Kit - piston ringSTDEngine: TL16 4 8/70 - 8/82 6129774 80HM 6148 DB Pinto OHC engines B1.50 - Crankshaft/Pistons And Bearings STDEngine: TL16L 4 8/82 - 8/91 6129774 80HM 6148 DB