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Genuine OEM Parts
1978 Yamaha YZ250 OEM Crankshaft-piston

The parts listed on this page are for the 1978 Yamaha YZ250. Make this your selected ride.

Crankshaft-piston

All OEM products on this site are for USA models.
# SKU Description Qty. MSRP Our
Price
Stock Status In Cart
N/A 509-11400-00-00 CRANKSHAFT ASSEMBLY Unavailable from the manufacturer
N/A 2K7-11400-00-00 CRANKSHAFT ASSEMBLY Unavailable from the manufacturer
N/A 509-11412-00-00 CRANK 1 Unavailable from the manufacturer
N/A 2K7-11412-00-00 CRANK 1 Unavailable from the manufacturer
N/A 509-11422-01-00 CRANK 2 Unavailable from the manufacturer
N/A 5X5-11650-00-00 CONNECTING ROD ASSEMBLYASSY $221.50 $177.20 Ships in 3-5 Business Days

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N/A 509-11635-01-00 PISTON 1 O/S 0.25 (70.25MM 1ST Unavailable from the manufacturer
N/A 509-11637-01-00 PISTON 3 O/S 0.75 (70.75MM 3RD Unavailable from the manufacturer
N/A 509-11630-00-00 PISTON KIT STD Unavailable from the manufacturer
N/A 2K7-11630-51-00 PISTON KIT STD Unavailable from the manufacturer
N/A 2K7-11638-01-00 PISTON 4 O/S 1.00 (2K7-11638-00 Unavailable from the manufacturer
N/A 2K7-11636-01-00 PISTON 2 O/S 0.50 (2K7-11636-00 Unavailable from the manufacturer
N/A 2K7-11637-01-00 PISTON 3 O/S 0.75 (2K7-11637-00 Unavailable from the manufacturer
N/A 2K7-11635-01-00 PISTON 1 O/S 0.25 (2K7-11635-00 Unavailable from the manufacturer
N/A 2K7-11631-01-96 PISTON STD (69.96MM STD) Unavailable from the manufacturer
N/A 509-11630-30-00 PISTON KIT 3RD Unavailable from the manufacturer
N/A 509-11630-20-00 PISTON KIT 2ND Unavailable from the manufacturer
N/A 509-11630-10-00 PISTON KIT 1ST Unavailable from the manufacturer
N/A 509-11630-40-00 PISTON KIT 4TH Unavailable from the manufacturer
N/A 2K7-11630-91-00 PISTON KIT 4TH Unavailable from the manufacturer
N/A 2K7-11630-81-00 PISTON KIT 3RD Unavailable from the manufacturer
N/A 2K7-11630-71-00 PISTON KIT 2ND Unavailable from the manufacturer
N/A 2K7-11630-61-00 PISTON KIT 1ST O/S Unavailable from the manufacturer
N/A 509-11638-01-00 PISTON 4 O/S 1.00 (71.00MM 4TH Unavailable from the manufacturer
N/A 509-11636-01-00 PISTON 2 O/S 0.50 (70.50MM 2ND Unavailable from the manufacturer
N/A 2X7-11601-40-00 PISTON RINGSET 4TH (4TH O.S.) Unavailable from the manufacturer
N/A 2X7-11601-30-00 PISTON RINGSET 3RD (3RD O.S.) Unavailable from the manufacturer
N/A 2X7-11601-20-00 PISTON RINGSET 2ND (2ND O.S.) Unavailable from the manufacturer
N/A 2X7-11601-10-00 PISTON RINGSET 1ST (1W5-11601-1 Unavailable from the manufacturer
N/A 2X7-11601-00-00 PISTON RINGSET STD (STD) Unavailable from the manufacturer
N/A 313-11611-40-00 RING, PISTON 4TH (4TH O.S.) Unavailable from the manufacturer
N/A 313-11611-30-00 RING, PISTON 3RD (3RD O.S.) Unavailable from the manufacturer
N/A 313-11611-10-00 RING, PISTON 1ST Unavailable from the manufacturer
N/A 313-11611-20-00 RING, PISTON 2ND Unavailable from the manufacturer
N/A 93306-20627-00 BEARING $46.15 $43.84 In Stock

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N/A 2K7-16111-00-00 GEAR, PRI DRIVE Unavailable from the manufacturer
N/A 509-16111-00-00 GEAR, PRI DRIVE Unavailable from the manufacturer
N/A 90280-05014-00 KEY, WOODRUFF Unavailable from the manufacturer
1 1W3-11400-00-00 CRANKSHAFT ASSEMBLY Unavailable from the manufacturer
2 1W3-11412-00-00 CRANK 1 Unavailable from the manufacturer
3 1W3-11422-00-00 CRANK 2 Unavailable from the manufacturer
4 498-11651-00-00 ROD, CONNECTING Unavailable from the manufacturer
5 2X4-11681-00-00 PIN, CRANK 1 $46.74 $44.40 Ships in 3-5 Business Days

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6 93310-425P2-00 BEARING, CYLINDRICAL $40.14 $38.13 Ships in 3-5 Business Days

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7 90209-25085-00 WASHER, (90209-25220) $5.49 $5.21 Ships in 3-5 Business Days

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8 509-11631-01-96 PISTON STD (69.96MM STD) Unavailable from the manufacturer
9 313-11611-00-00 RING, PISTON STD Unavailable from the manufacturer
10 93310-218A6-00 BEARING $18.14 $17.23 In Stock

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11 214-11633-00-00 PIN, PISTON $18.69 $17.75 Ships in 3-5 Business Days

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12 93450-20026-00 CIRCLIP $2.19 $2.08 In Stock

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13 93306-20627-00 BEARING $46.15 $43.84 In Stock

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14 93103-30150-00 OIL SEAL (38W) $16.45 $15.62 In Stock

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15 93103-40091-00 OIL SEAL $15.94 $15.14 In Stock

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16 93210-29282-00 O-RING $4.35 $4.13 In Stock

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17 1W3-16111-00-00 GEAR, PRI DRIVE Unavailable from the manufacturer
18 214-16119-00-00 SPRING, BELLEVILLE $6.55 $6.22 Ships in 3-5 Business Days

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19 92907-18100-00 WASHER(N15) $1.64 $1.56 Ships in 3-5 Business Days

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20 90179-18172-00 NUT $9.34 $8.87 Ships in 3-5 Business Days

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21 90280-03017-00 KEY, WOODRUFF $3.25 $3.08 In Stock

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22 90282-07019-00 KEY, STRAIGHT $6.55 $6.22 In Stock

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23 90179-10257-00 NUT, SPECL SHAPE Unavailable from the manufacturer
24 90170-12181-00 NUT $5.45 $5.17 Ships in 3-5 Business Days

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25 92990-12100-00 WASHER, SPRING $2.19 $2.08 Ships in 3-5 Business Days

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26 90201-12535-00 WASHER, PLATE $3.25 $3.08 Ships in 3-5 Business Days

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Popular after-market parts for the 1978 Yamaha YZ250



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