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Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Wiseco

WISECO 0910-2851 4939M08450 Piston Kit Forged Series for 4-Stroke Piston Kit - 84.50 mm - Yamaha

MPN: 4939M08450 SKU: 0910-2851
Wiseco

WISECO 0910-2851 4939M08450 Piston Kit Forged Series for 4-Stroke Piston Kit - 84.50 mm - Yamaha

MPN: 4939M08450 SKU: 0910-2851
Availability:
Out of stock
Forged 4-stroke piston is designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength Dedicated forgings allow for optimized strength-to-weight ratio Ideal for multiple purpose riding Kit includes piston, wrist pin, rings and circlips Specs Units Kit Model Forged Series Riding Style UTV Bore - Oversize Standard Riding Style ATV Bore Size 84.50 mm Compression Ratio 11.0:1 Engine Type 4-Stroke Piston Material Forged 2618 Aluminum Skirt Coating ArmorGlide® Stroke Length 75.00 mm Displacement 420 cc Bore - Oversize Standard Piston Diameter 84.45 mm Product Name Piston Kit Part Notes Kit Includes: • 1x Piston • 1x Ring Set #8450XX • 1x Wrist Pin #S520 • 1x Circlip Set #CW20
Sold out
Original price $224.95 - Original price $224.95
Original price
$224.95
$224.95 - $224.95
Current price $224.95

Product Details

Features

  • Forged 4-stroke piston is designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Ideal for multiple purpose riding
  • Kit includes piston, wrist pin, rings and circlips

Specs

Units Kit
Model Forged Series
Riding Style UTV
Bore - Oversize Standard
Riding Style ATV
Bore Size 84.50 mm
Compression Ratio 11.0:1
Engine Type 4-Stroke
Piston Material Forged 2618 Aluminum
Skirt Coating ArmorGlide®
Stroke Length 75.00 mm
Displacement 420 cc
Bore - Oversize Standard
Piston Diameter 84.45 mm
Product Name Piston Kit

Part Notes

  • Kit Includes:
  • • 1x Piston
  • • 1x Ring Set #8450XX
  • • 1x Wrist Pin #S520
  • • 1x Circlip Set #CW20

Product Description

Features

  • Forged 4-stroke piston is designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Ideal for multiple purpose riding
  • Kit includes piston, wrist pin, rings and circlips

Specs

Units Kit
Model Forged Series
Riding Style UTV
Bore - Oversize Standard
Riding Style ATV
Bore Size 84.50 mm
Compression Ratio 11.0:1
Engine Type 4-Stroke
Piston Material Forged 2618 Aluminum
Skirt Coating ArmorGlide®
Stroke Length 75.00 mm
Displacement 420 cc
Bore - Oversize Standard
Piston Diameter 84.45 mm
Product Name Piston Kit

Part Notes

  • Kit Includes:
  • • 1x Piston
  • • 1x Ring Set #8450XX
  • • 1x Wrist Pin #S520
  • • 1x Circlip Set #CW20

Part Numbers
Store SKU MFR. Product # Availability
0910-2851 4939M08450 Out of Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.

Features

  • Forged 4-stroke piston is designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Ideal for multiple purpose riding
  • Kit includes piston, wrist pin, rings and circlips

Specs

Units Kit
Model Forged Series
Riding Style UTV
Bore - Oversize Standard
Riding Style ATV
Bore Size 84.50 mm
Compression Ratio 11.0:1
Engine Type 4-Stroke
Piston Material Forged 2618 Aluminum
Skirt Coating ArmorGlide®
Stroke Length 75.00 mm
Displacement 420 cc
Bore - Oversize Standard
Piston Diameter 84.45 mm
Product Name Piston Kit

Part Notes

  • Kit Includes:
  • • 1x Piston
  • • 1x Ring Set #8450XX
  • • 1x Wrist Pin #S520
  • • 1x Circlip Set #CW20