Crankshaft Piston replacement parts for 1986 Yamaha YZ490S

OEM Parts Yamaha 1986 Yamaha YZ490S Crankshaft Piston

Please note: If a part is displayed on the diagram but not shown in the parts list, it is no longer available.

Location	Part Description

001	PISTON 1ST O/S (25MM) Part #: 40T-11635-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
001	PISTON 2ND O/S (50MM) Part #: 40T-11636-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
001	PISTON 3RD O/S (75MM) Part #: 40T-11637-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
001	PISTON 4TH O/S (100MM) Part #: 40T-11638-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
001	PISTON STD Part #: 40T-11631-00-93 Required per assembly: 1 Not Available
002	PISTON RING SET STD Part #: 5X6-11601-00-00 Required per assembly: 1 Not Available
002	PISTON RING SET (1ST O/S) Part #: 5X6-11601-10-00 Required per assembly: 1 Not Available
002	PISTON RING SET (2ND O/S) Part #: 5X6-11601-20-00 Required per assembly: 1 Not Available
002	PISTON RING SET (3RD O/S) Part #: 5X6-11601-30-00 Required per assembly: 1 Not Available
002	PISTON RING SET (4TH O/S) Part #: 5X6-11601-40-00 Required per assembly: 1 Not Available
003	PIN, PISTON Part #: 275-11633-00-00 Required per assembly: 1 $38.99 $30.97 - + Add to cart
004	CIRCLIP, INNER Part #: 93450-19052-00 Required per assembly: 2 $7.49 $5.44 - + Add to cart
005	BEARING, CYLINDRICAL Part #: 93310-418E9-00 Required per assembly: 1 $52.99 $42.79 - + Add to cart
008	CRANK 2 Part #: 3R5-11422-00-00 Required per assembly: 1 Not Available
009	PIN, CRANK, 1 Part #: 3R8-11681-00-00 Required per assembly: 1 $50.99 $42.87 - + Add to cart
010	ROD, CONNECTING Part #: 3R5-11651-00-00 Required per assembly: 1 $213.99 $184.27 - + Add to cart
011	BEARING, CYLINDRICAL Part #: 93310-425P2-00 Required per assembly: 1 $82.98 $69.22 - + Add to cart
012	WASHER, (90209-25220) Part #: 90209-25085-00 Required per assembly: 2 $13.49 $10.25 - + Add to cart
013	BRG, R-B, 6306, 72MM, 351G, KY Part #: 93306-30615-00 Required per assembly: 1 $90.98 $74.74 - + Add to cart
014	OIL SEAL (38W) Part #: 93103-30150-00 Required per assembly: 1 $24.98 $19.37 - + Add to cart
015	KEY, WOODRUFF Part #: 90280-03017-00 Required per assembly: 1 $8.49 $5.67 - + Add to cart
016	BRG, R-B, 6306, 72MM, 351G, KY Part #: 93306-30615-00 Required per assembly: 1 $90.98 $74.74 - + Add to cart
017	CIRCLIP, INNER Part #: 93450-19052-00 Required per assembly: 2 $7.49 $5.44 - + Add to cart
017	WASHER, (90209-25220) Part #: 90209-25085-00 Required per assembly: 2 $13.49 $10.25 - + Add to cart
017	BEARING, CYLINDRICAL Part #: 93310-418E9-00 Required per assembly: 1 $52.99 $42.79 - + Add to cart
017	CONNECTING ROD ASSEMBLY Part #: 3R5-11650-00-00 Required per assembly: 1 $321.99 $282.41 - + Add to cart
017	PISTON 1ST O/S (25MM) Part #: 40T-11635-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
017	BEARING, CYLINDRICAL Part #: 93310-425P2-00 Required per assembly: 1 $82.98 $69.22 - + Add to cart
017	PISTON 2ND O/S (50MM) Part #: 40T-11636-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
017	PISTON STD Part #: 40T-11631-00-93 Required per assembly: 1 Not Available
017	PISTON 3RD O/S (75MM) Part #: 40T-11637-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
017	PISTON 4TH O/S (100MM) Part #: 40T-11638-00-00 Required per assembly: 1 Note: ALTERNATE PARTS* Not Available
017	ROD, CONNECTING Part #: 3R5-11651-00-00 Required per assembly: 1 $213.99 $184.27 - + Add to cart
017	PIN, CRANK, 1 Part #: 3R8-11681-00-00 Required per assembly: 1 $50.99 $42.87 - + Add to cart
017	PISTON RING SET STD Part #: 5X6-11601-00-00 Required per assembly: 1 Not Available
017	PIN, PISTON Part #: 275-11633-00-00 Required per assembly: 1 $38.99 $30.97 - + Add to cart
017	PISTON RING SET (1ST O/S) Part #: 5X6-11601-10-00 Required per assembly: 1 Not Available
017	PISTON RING SET (4TH O/S) Part #: 5X6-11601-40-00 Required per assembly: 1 Not Available
017	PISTON RING SET (2ND O/S) Part #: 5X6-11601-20-00 Required per assembly: 1 Not Available
017	PISTON RING SET (3RD O/S) Part #: 5X6-11601-30-00 Required per assembly: 1 Not Available
017	OIL, SEAL, SW-TYPE Part #: 93103-40091-00 Required per assembly: 1 $35.99 $27.53 - + Add to cart