Piston  1: CRANKSHAFT ASY  2: CRANK 1  3: CRANK 2  4: ROD,CONNECTING 1  5: PIN,CRANK 1  6: BEARING,CYL.#10  7: WASHER,SPEC'L SHAPE  8: PISTON STD  8: PISTON 1 O/S 0.25  8: PISTON 2 O/S 0.50  8: PISTON 3 O/S 0.75  8: PISTON 4 O/S 1.00  9: PISTON RINGSET STD  9: PISTON RINGSET 1ST  9: PISTON RINGSET 2ND  9: PISTON RINGSET 3RD  9: PISTON RINGSET 4TH  10: BEARING,CYL.#10  11: PIN,PISTON  12: CIRCLIP,INNER  13: BEARING  14: OIL SEAL,SD-TYPE  15: WASHER,PLATE  16: WASHER, SPRING  17: NUT,HEXAGON  18: BEARING (4ED)  19: OIL SEAL,SW-TYPE  20: O-RING  21: COLLAR  22: GEAR,PRI DRIVE  23: KEY,STRAIGHT  24: WASHER,SPRING  25: NUT, (1FE)  26: KEY,WOODRUFF