In stock
Wiseco Piston Kit — 85.50 mm — Yamaha
- 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
$224.95
In stock. Ships in 2–4 business days · free shipping over $150.
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Questions? Call the shop: 801-361-3010
Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014
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Description & features4 features
Kit Includes:
• 1x Piston
• 1x Ring Set #8550XX
• 1x Wrist Pin #S520
• 1x Circlip Set #CW20
- 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
Specifications15 specs
- Model
- Forged Series
- Riding Style
- ATV, UTV
- Piston Diameter
- 85.45 mm
- Piston Material
- Forged 2618 Aluminum
- Bore Size
- 85.50 mm
- Stroke Length
- 75.00 mm
- Displacement
- 420 cc
- Compression Ratio
- 11.0:1
- Bore - Oversize
- +1.00 mm
- Engine Type
- 4-Stroke
- Skirt Coating
- ArmorGlide®
- Units
- Kit
- Shipping weight
- 1 lb
- Package size
- 4.3 × 4.1 × 4.1 in
- Country of origin
- USA
Fitment9 models · Yamaha
Yamaha9 models
- Grizzly 450 EPS 4x42013
- Grizzly 450 SE 4x42007
- YFM 450 Kodiak2003–2006
- YFM450 Grizzly 4x4 Auto2007–2014
- YFM450 Kodiak 4502018–2021
- YFM450F Kodiak Auto 4x42003–2006
- YFM450FX Wolverine 4x42006–2010
- YXR45F Rhino 4502006–2009
- YXR45F Rhino 450 Special Edition2007–2008
Fitment comes from the catalog data for this part. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.
Part numbers
- Salto part #
- 0910-2853
- Wiseco part #
- 4939M08550
Shipping
In stock. Ships in 2–4 business days by ground.
Ground shipping is $14.95, free on orders over $150. Stock is checked again before your card is charged.
Questions4 answers
- Is it in stock?
- Yes — it’s in stock right now. We check again the moment you order, before anything is charged.
- How fast will it get to me?
- Usually 2–4 business days by ground.
- Will it fit my machine?
- It’s listed for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
- Is this genuine Wiseco?
- Yes. It’s new and genuine, straight from Salto — Wiseco part #4939M08550.
