**	Qty Required Notes
1	12110-25601
	PISTON
	1 K,L,M
1	12110-25761
	PISTON
	1 K,L,M; OS: 0.5, OPT
1	12110-25771
	PISTON
	1 K,L,M; OS:1.0, OPT
2	12100-25840
	RING SET, PISTON
	1 K,L,M,A
2	12140-36770
	RING SET, PISTON
	1 OS:0.5, OPT FROM 12100-25850
2	12140-28650
	RING SET, PISTON
	1 K,L,M; OS:1.0, OPT FROM 12100-25860
3	12151-25000
	PIN, PISTON
	1
4	09263-12003
	BEARING, PISTON PIN
	1 12x16x15.8
5	09381-12001
	CIRCLIP, PISTON PIN
	2
6	12200-25840
	CRANKSHAFT SET
	1 K,L; TO 12200-25002
7	12161-25001
	.ROD, CONNECTING
	1
8	09160-19001
	.WASHER, CONNECTING ROD
	2 K,L,B; 19x32x1
9	12211-25001
	.PIN, CRANK
	1
10	09263-19003
	.BEARING, CRANK PIN
	1 K,L,M; 19x25x16
11	12220-25001
	.CRANKSHAFT, RH
	1 K,L
12	12260-25002
	.CRANKSHAFT, LH
	1 K,L; FROM 12260-25001
13	08221-20285
	SHIM
	1 20x28x0.5
14	12511-25001
	PLATE, OIL GUIDE
	1
15	09283-25035
	OIL SEAL, CRANKSHAFT RH
	1 25x40x7
16	09262-20019
	BEARING, CRANKSHAFT
	2 20x47x14
17	09283-20004
	OIL SEAL, CRANKSHAFT LH
	1 20x40x7
18	12541-25000
	PLATE, CRANKSHAFT BEARING RH
	1
19	02122-06128
	SCREW
	3
20	12421-05210
	GUIDE, VALVE
	1
21	06211-03052
	PIN, DOWEL
	1
22	12450-25000
	SEAT, OUTER VALVE
	1 K,L; TO 12450-25001
23	02112-06208
	SCREW
	6
24	06211-05103
	PIN, DOWEL
	2
25	09280-99001
	O RING, OUTER VALVE SEAT
	1
26	12461-25001
	SEAT, INNER VALVE
	1
27	12471-25001
	GASKET, INNER VALVE SEAT
	1
28	02122-06168
	SCREW
	5
29	12410-25011
	PLATE, VALVE
	1
30	21111-25000
	GEAR, PRIMARY DRIVE
	1 NT:23
31	09140-14002
	NUT, PRIMARY DRIVE GEAR
	1
32	09166-14009
	WASHER, PRIMARY DRIVE GEAR
	1 14.5x28x0.8
33	08341-31049
	KEY
	1
34	09180-20036
	SPACER, PRIMARY DRIVE GEAR
	1 20x25x9.5
35	09280-16004
	O RING, SPACER
	1
36	09280-08006
	O RING, OIL INLET
	1
37	09280-26002
	O RING, CARBURETOR INLET
	1
38	08341-31039
	KEY
	1