Welcome to Our Parts Catalogue

All available documentation is provided below for your reference

If the part you need is not in stock, please go to the product page and click "Email me when available" to get a notification when it's back in stock. This helps us determine what to order with the factory!

If you have a digital copy of a YS manual, please send it to us and help build the best collection of YS information on the web. Thank you!

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Full Assemblies

84 products

Showing 1 - 36 of 84 products

Showing 1 - 36 of 84 products
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#F1545S 140FZ NEEDLE VALVE ASSEMBLYYS Engines and Parts
YS Engines #F1545S 140FZ NEEDLE VALVE ASSEMBLY
$45.50
Only 1 unit left
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YS Engines #F1270S 120FS EXHAUST PIPE ASSEMBLY
$24.15
In stock, 7 units
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#G1066A 70FZ-S REGULATOR ASSEMBLYYS Engines and Parts
YS Engines #G1066A 70FZ-S REGULATOR ASSEMBLY
$65.95
Only 3 units left
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#G2002A 115S CYLINDER HEAD ASSEMBLYYS Engines and Parts
YS Engines #G2002A 115S CYLINDER HEAD ASSEMBLY
$164.95
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#M0020 NOSE RING ASSEMBLYYS Engines and Parts
YS Engines #M0020 NOSE RING ASSEMBLY
$62.65
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#F1202S 120FS VALVE COVER ASSEMBLYYS Engines and Parts
YS Engines #F1202S 120FS VALVE COVER ASSEMBLY
$21.95
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#F1268S 120 EXHAUST PIPE ASSEMBLY
YS Engines #F1268S 120 EXHAUST PIPE ASSEMBLY
$19.80
Only 3 units left
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YS Engines and Parts
YS Engines #G1002S 70FZ-S CYLINDER HEAD ASSEMBLY
$148.45
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#F1952A 120NC CARBURETOR ASSEMBLYYS Engines and Parts
YS Engines #F1952A 120NC CARBURETOR ASSEMBLY
$93.95
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YS Engines and Parts
YS Engines #G8002S YS80 CYLINDER HEAD ASSEMBLY
$149.55
Only 1 unit left
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YS Engines and Parts
YS Engines #M2030 REAR MOUNT ASSEMBLY (W/ ARM)
$109.95
Only 1 unit left
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#E1226A 170DZ CDI BACK PLATE ASSEMBLYYS Engines and Parts
YS Engines #E1226A 170DZ CDI BACK PLATE ASSEMBLY
$122.05
Only 1 unit left
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YS Engines and Parts
YS Engines #F3168A 63S REGULATOR ASSEMBLY
$60.45
Only 4 units left
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#S4125S 80 NEEDLE VALVE ASSEMBLYYS Engines and Parts
YS Engines #S4125S 80 NEEDLE VALVE ASSEMBLY
$36.25
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YS Engines and Parts
YS Engines #S8138A ST2 REGULATOR ASSEMBLY
$69.25
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#F5158S 53FZ NEEDLE VALVE ASSEMBLYYS Engines and Parts
YS Engines #F5158S 53FZ NEEDLE VALVE ASSEMBLY
$38.25
Only 4 units left
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YS Engines and Parts
YS Engines #F1506A 140FZ HEAD ASSEMBLY
$159.45
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#F9166A 91AC REGULATOR ASSEMBLYYS Engines and Parts
YS Engines #F9166A 91AC REGULATOR ASSEMBLY
$57.15
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YS Engines and Parts
YS Engines #R6133A 61LS REGULATOR ASSEMBLY
$65.95
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#F1258S 120FS THROTTLE STOP ASSEMBLYYS Engines and Parts
YS Engines #F1258S 120FS THROTTLE STOP ASSEMBLY
$3.85
Only 5 units left
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TZ240 Needle assembly
YS Engines TZ240 Needle assembly
$80.40
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TZ240 Pump assembly
YS Engines TZ240 Pump assembly
$176.00
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TZ240 Rear cover assembly
YS Engines TZ240 Rear cover assembly
$188.40
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TZ240 Cylinder head R assembly
YS Engines TZ240 Cylinder head R assembly
$213.20
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TZ240 Cylinder head L assembly
YS Engines TZ240 Cylinder head L assembly
$213.20
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#E4106A YS DZ185 RED HEAD ASSEMBLYYS Engines and Parts
YS Engines #E4106A YS DZ185 RED HEAD ASSEMBLY
$144.95
Only 1 unit left
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#E5006A YS200 DZ CYLINDER HEAD ASSEMBLYYS Engines and Parts
YS Engines #E5006A YS200 DZ CYLINDER HEAD ASSEMBLY
$170.45
Only 1 unit left
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YS Engines and Parts
YS Engines #E3164A YS DZ185 RED CARBURETOR ASSEMBLY
$170.45
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YS Engines and Parts
YS Engines #E4145A YS DZ185 RED PUMP ASSEMBLY
$164.95
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#G5065A YS115 DZ FUEL PUMP ASSEMBLYYS Engines and Parts
YS Engines #G5065A YS115 DZ FUEL PUMP ASSEMBLY
$129.95
Only 2 units left
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YS Engines and Parts
YS Engines #G5051A YS115 DZ CARBURETOR ASSEMBLY
$120.95
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YS Engines and Parts
YS Engines #G5146A YS115 CDI BACK PLATE ASSEMBLY
$109.95
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#G5002A YS115 CDI CYLINDER HEAD ASSEMBLYYS Engines and Parts
YS Engines #G5002A YS115 CDI CYLINDER HEAD ASSEMBLY
$169.95
Only 1 unit left
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#E4045A YS185 PUMP ASSEMBLYYS Engines and Parts
YS Engines #E4045A YS185 PUMP ASSEMBLY
$164.95
Only 3 units left
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YS Engines and Parts
YS Engines #E4006A YS185 HEAD ASSEMBLY
$171.55
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YS Engines and Parts
YS Engines #R6421A 61R CLASSIC CARBURETOR ASSEMBLY
$120.95
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