
New Piston Kit Fits Yamaha ATV 350 Raptor 1Mm Over 2004-2013 Yfm 1987-90 1992-95
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Key item features
- Rareelectrical Compatible With Yamaha
- Yamaha Big Bear 350 Yfm350fw — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-1999): • Yfm350fw Big Bear 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-1999) • Yfm350u Big Bear 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1996-1999) • Yfm350fh Big Bear 350 Hunter Edition Yamaha 348Cc Sohc 83Mm × 64.5Mm (1999) • Yfm350fwbm Big Bear 350 Se Yamaha 348Cc Sohc 83Mm × 64.5Mm (1997) Yamaha Warrior 350 Yfm350x — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-2004): • Yfm350x Warrior 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-2004) Yamaha Moto-4 350 Yfm350er — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-1995): • Yfm350er Moto-4 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-1995) Yamaha Kodiak 400 Yfm400fw — 386Cc Sohc 4-Stroke Air/Oil-Cooled 83Mm × 71.5Mm (1993-1999): • Yfm400fw Kodiak 400 4X4 Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (1993-1999) Yamaha Wolverine 350 Yfm350fx — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1995-2009): • Yfm350fx Wolverine 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1995-2005) • Yfm350fx Wolverine 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2006-2009) Yamaha Bruin 350 Yfm350 — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2004-2006): • Yfm350ba Bruin 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2006) • Yfm350fa Bruin 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2006) Yamaha Raptor 350 Yfm350r — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2004-2013): • Yfm350r Raptor 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2013) Yamaha Grizzly 350 Yfm350g — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2007-2014): • Yfm350g Grizzly 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2012) • Yfm350fg Grizzly 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2014) • Yfm350gir Grizzly 350 Irs Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2011) Yamaha Big Bear 400 Yfm400 — 386Cc Sohc 4-Stroke Air/Oil-Cooled 83Mm × 71.5Mm (2000-2012): • Yfm400fbw Big Bear 400 4X4 Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (2000-2012) • Yfm400u Big Bear 400 2Wd Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (2000-2012) Note: 1Mm Over Size (84Mm) — For Rebored Cylinders Only. Standard Bore Is 83Mm. Verify Oem Part Number And Bore Size Before Ordering.
- Oem Part Numbers: • Yamaha Piston 1Mm Over (Current): 1Uy-11638-01-00 / 1Uy116380100 • Yamaha Piston 1Mm Over (Earlier): 1Uy-11638-00-00 / 1Uy116380000 • Yamaha Piston 1Mm Over (Newer Models): 5Uh-11638-00-00 / 5Uh116380000 • Yamaha Piston 1Mm Over (Early Alt): 1Yw-11638-01-00 / 1Yw116380100 • Yamaha Piston Ring Set: 4Gb-11610-00-00 / 4Gb116100000 • Yamaha Piston Pin: 55V-11633-00-00 / 55V116330000 • Yamaha Circlip: 93450-19095-00 / 934501909500 • Yamaha Standard Piston (Newer Ref): 5Uh-11631-00-C0 • Yamaha Standard Piston (Earlier Ref): 1Uy-11631-01-Y0 / 1Yw-11631-01-Y0 Specifications: • Type: Piston Kit (Piston, Rings, Wrist Pin, Clips) • Bore Size: 1Mm Over Size • Outside Diameter: 84Mm (+1Mm / +0.040") • Standard Bore Reference: 83Mm • Engine Type (350Cc Models): 348Cc 4-Stroke Sohc Air-Cooled Single-Cyl 83Mm × 64.5Mm 9.2:1 • Engine Type (400Cc Models): 386Cc 4-Stroke Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm 8.6:1 • Condition: New Applications: • Yamaha Big Bear 350 Yfm350fw 348Cc Sohc (1987-1999) • Yamaha Warrior 350 Yfm350x 348Cc Sohc (1987-2004) • Yamaha Moto-4 350 Yfm350er 348Cc Sohc (1987-1995) • Yamaha Kodiak 400 Yfm400fw 386Cc Sohc (1993-1999) • Yamaha Wolverine 350 Yfm350fx 348Cc Sohc (1995-2009) • Yamaha Bruin 350 Yfm350 348Cc Sohc (2004-2006) • Yamaha Raptor 350 Yfm350r 348Cc Sohc (2004-2013) • Yamaha Grizzly 350 Yfm350g 348Cc Sohc (2007-2014) • Yamaha Big Bear 400 Yfm400 386Cc Sohc (2000-2012)
- Source: Aftermarket
- One Year Manufacturer's Warranty.
Specs
- Manufacturer part number50-540-07K4
- Vehicle makeYamaha
- Vehicle typeMotorcycle
- BrandRareelectrical
- Vehicle fitment typeSpecific
- Weight1.25 lb
Current price is USD$94.59
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Columbus, 43215
Arrives by Wed, Apr 29
|Sold and shipped by Rareelectrical
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About this item
Product details
YAMAHA RAPTOR 350 / GRIZZLY 350 / BRUIN 350 — 348cc SOHC 4-Stroke 83mm × 64.5mm:
• YFM350R Raptor 350 Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm 9.2:1 (2004-2013)
• YFM350FG Grizzly 350 4x4 Yamaha 348cc SOHC Air-Cooled 83mm × 64.5mm (2007-2014)
• YFM350G Grizzly 350 IRS/2WD Yamaha 348cc SOHC Air-Cooled 83mm × 64.5mm (2007-2012)
• YFM350FA Bruin 350 4x4 / YFM350BA Bruin 350 2WD Yamaha 348cc SOHC 83mm × 64.5mm (2004-2006)
YAMAHA WOLVERINE 350 YFM350FX — 348cc SOHC (1995-2009):
• YFM350FX Wolverine 350 4x4 Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm (1995-2005)
• YFM350FX Wolverine 350 2WD Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm (2006-2009)
OEM PART NUMBERS:
• Yamaha Piston 1mm Over: 1YW-11638-01-00 / 1YW116380100
• Yamaha Piston 1mm Over: 1UY-11638-01-00 / 1UY116380100
Piston Kit 1mm Over 84mm — Yamaha Raptor Grizzly Bruin Wolverine 350 1995-2014:
1mm oversize piston kit (84mm, +0.040") for Yamaha Raptor 350, Grizzly 350, Bruin 350, Wolverine 350 and all YFM350/400 models with 83mm standard bore. Replaces 1YW-11638-01-00 / 1UY-11638-01-00. Kit: piston, rings, wrist pin, clips.
ADDITIONAL FITMENT DETAILS:
• YFM350FH Big Bear 350 Hunter Edition Yamaha 348cc SOHC 83mm × 64.5mm (1999)
• YFM400FW Kodiak 400 4x4 Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (1993-1999)
• YFM400FBW Big Bear 400 4x4 Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (2000-2012)
• YFM400U Big Bear 400 2WD Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (2000-2012)
ADDITIONAL CROSS-REFERENCES:
• Yamaha Piston 1mm Over (earlier): 1UY-11638-00-00 / 1UY116380000
• Yamaha Piston 1mm Over (newer models): 5UH-11638-00-00 / 5UH116380000
• Yamaha Piston Ring Set: 4GB-11610-00-00 / 4GB116100000
⚠️ IMPORTANT: Verify OEM part number before ordering to ensure proper fitment.
• YFM350R Raptor 350 Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm 9.2:1 (2004-2013)
• YFM350FG Grizzly 350 4x4 Yamaha 348cc SOHC Air-Cooled 83mm × 64.5mm (2007-2014)
• YFM350G Grizzly 350 IRS/2WD Yamaha 348cc SOHC Air-Cooled 83mm × 64.5mm (2007-2012)
• YFM350FA Bruin 350 4x4 / YFM350BA Bruin 350 2WD Yamaha 348cc SOHC 83mm × 64.5mm (2004-2006)
YAMAHA WOLVERINE 350 YFM350FX — 348cc SOHC (1995-2009):
• YFM350FX Wolverine 350 4x4 Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm (1995-2005)
• YFM350FX Wolverine 350 2WD Yamaha 348cc SOHC Air-Cooled 4-Valve 83mm × 64.5mm (2006-2009)
OEM PART NUMBERS:
• Yamaha Piston 1mm Over: 1YW-11638-01-00 / 1YW116380100
• Yamaha Piston 1mm Over: 1UY-11638-01-00 / 1UY116380100
Piston Kit 1mm Over 84mm — Yamaha Raptor Grizzly Bruin Wolverine 350 1995-2014:
1mm oversize piston kit (84mm, +0.040") for Yamaha Raptor 350, Grizzly 350, Bruin 350, Wolverine 350 and all YFM350/400 models with 83mm standard bore. Replaces 1YW-11638-01-00 / 1UY-11638-01-00. Kit: piston, rings, wrist pin, clips.
ADDITIONAL FITMENT DETAILS:
• YFM350FH Big Bear 350 Hunter Edition Yamaha 348cc SOHC 83mm × 64.5mm (1999)
• YFM400FW Kodiak 400 4x4 Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (1993-1999)
• YFM400FBW Big Bear 400 4x4 Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (2000-2012)
• YFM400U Big Bear 400 2WD Yamaha 386cc SOHC Air/Oil-Cooled Single-Cyl 83mm × 71.5mm (2000-2012)
ADDITIONAL CROSS-REFERENCES:
• Yamaha Piston 1mm Over (earlier): 1UY-11638-00-00 / 1UY116380000
• Yamaha Piston 1mm Over (newer models): 5UH-11638-00-00 / 5UH116380000
• Yamaha Piston Ring Set: 4GB-11610-00-00 / 4GB116100000
⚠️ IMPORTANT: Verify OEM part number before ordering to ensure proper fitment.
- Rareelectrical Compatible With Yamaha
- Yamaha Big Bear 350 Yfm350fw — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-1999): • Yfm350fw Big Bear 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-1999) • Yfm350u Big Bear 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1996-1999) • Yfm350fh Big Bear 350 Hunter Edition Yamaha 348Cc Sohc 83Mm × 64.5Mm (1999) • Yfm350fwbm Big Bear 350 Se Yamaha 348Cc Sohc 83Mm × 64.5Mm (1997) Yamaha Warrior 350 Yfm350x — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-2004): • Yfm350x Warrior 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-2004) Yamaha Moto-4 350 Yfm350er — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1987-1995): • Yfm350er Moto-4 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1987-1995) Yamaha Kodiak 400 Yfm400fw — 386Cc Sohc 4-Stroke Air/Oil-Cooled 83Mm × 71.5Mm (1993-1999): • Yfm400fw Kodiak 400 4X4 Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (1993-1999) Yamaha Wolverine 350 Yfm350fx — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (1995-2009): • Yfm350fx Wolverine 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (1995-2005) • Yfm350fx Wolverine 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2006-2009) Yamaha Bruin 350 Yfm350 — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2004-2006): • Yfm350ba Bruin 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2006) • Yfm350fa Bruin 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2006) Yamaha Raptor 350 Yfm350r — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2004-2013): • Yfm350r Raptor 350 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2004-2013) Yamaha Grizzly 350 Yfm350g — 348Cc Sohc 4-Stroke Air-Cooled 83Mm × 64.5Mm (2007-2014): • Yfm350g Grizzly 350 2Wd Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2012) • Yfm350fg Grizzly 350 4X4 Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2014) • Yfm350gir Grizzly 350 Irs Yamaha 348Cc Sohc Air-Cooled 4-Valve Single-Cyl 83Mm × 64.5Mm (2007-2011) Yamaha Big Bear 400 Yfm400 — 386Cc Sohc 4-Stroke Air/Oil-Cooled 83Mm × 71.5Mm (2000-2012): • Yfm400fbw Big Bear 400 4X4 Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (2000-2012) • Yfm400u Big Bear 400 2Wd Yamaha 386Cc Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm (2000-2012) Note: 1Mm Over Size (84Mm) — For Rebored Cylinders Only. Standard Bore Is 83Mm. Verify Oem Part Number And Bore Size Before Ordering.
- Oem Part Numbers: • Yamaha Piston 1Mm Over (Current): 1Uy-11638-01-00 / 1Uy116380100 • Yamaha Piston 1Mm Over (Earlier): 1Uy-11638-00-00 / 1Uy116380000 • Yamaha Piston 1Mm Over (Newer Models): 5Uh-11638-00-00 / 5Uh116380000 • Yamaha Piston 1Mm Over (Early Alt): 1Yw-11638-01-00 / 1Yw116380100 • Yamaha Piston Ring Set: 4Gb-11610-00-00 / 4Gb116100000 • Yamaha Piston Pin: 55V-11633-00-00 / 55V116330000 • Yamaha Circlip: 93450-19095-00 / 934501909500 • Yamaha Standard Piston (Newer Ref): 5Uh-11631-00-C0 • Yamaha Standard Piston (Earlier Ref): 1Uy-11631-01-Y0 / 1Yw-11631-01-Y0 Specifications: • Type: Piston Kit (Piston, Rings, Wrist Pin, Clips) • Bore Size: 1Mm Over Size • Outside Diameter: 84Mm (+1Mm / +0.040") • Standard Bore Reference: 83Mm • Engine Type (350Cc Models): 348Cc 4-Stroke Sohc Air-Cooled Single-Cyl 83Mm × 64.5Mm 9.2:1 • Engine Type (400Cc Models): 386Cc 4-Stroke Sohc Air/Oil-Cooled Single-Cyl 83Mm × 71.5Mm 8.6:1 • Condition: New Applications: • Yamaha Big Bear 350 Yfm350fw 348Cc Sohc (1987-1999) • Yamaha Warrior 350 Yfm350x 348Cc Sohc (1987-2004) • Yamaha Moto-4 350 Yfm350er 348Cc Sohc (1987-1995) • Yamaha Kodiak 400 Yfm400fw 386Cc Sohc (1993-1999) • Yamaha Wolverine 350 Yfm350fx 348Cc Sohc (1995-2009) • Yamaha Bruin 350 Yfm350 348Cc Sohc (2004-2006) • Yamaha Raptor 350 Yfm350r 348Cc Sohc (2004-2013) • Yamaha Grizzly 350 Yfm350g 348Cc Sohc (2007-2014) • Yamaha Big Bear 400 Yfm400 386Cc Sohc (2000-2012)
- Source: Aftermarket
- One Year Manufacturer's Warranty.
info:
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Specifications
Manufacturer part number
50-540-07K4
Vehicle make
Yamaha
Vehicle type
Motorcycle
Brand
Rareelectrical
Warranty
Warranty information
RAREELECTRICAL products, when properly installed, are warranted against defects to the original purchaser for 1 year from date of purchase. Warranty does not cover failure due to accident, neglect or the result of normal wear & tear. Improper installation, careless handling or disassembly will void warranty. Failures due to rust, abuse, broken gears, housings or components shall not be considered for warranty, nor products used in applications which they were not intended. The sole responsibility of RAREELECTRICAL - if any - shall be the replacement of defective product. It is the responsibility of the customer to verify the correct information prior to purchasing any product from RAREELECTRICAL. All purchases made in error, bought by mistake, or returned to sender due to an incorrect address are subject to a 20% restocking fee & require a return authorization. In these cases, domestic return shipping costs will also be deducted from the refund using our discounted shipping rates.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
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