Wiseco Forged Piston Kit with Gaskets - Polaris Sportsman 500 / Scrambler 500 / Magnum 500 (1996-2012) - 92.50mm Bore (+0.50mm Oversize) - 10.2:1 - 4-Stroke
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
Wiseco Forged Piston Kit with Gaskets - Polaris 500cc ATV Platform
Premium Wiseco forged piston kit with complete top-end gasket set for the legendary Polaris 500cc ATV platform. This is the +0.50mm OVERSIZE (92.50mm) kit for worn cylinder bores!
⚠️ Oversize Piston - Cylinder Boring Required
This piston is +0.50mm oversize. Cylinder must be bored to 92.50mm for proper fit.
Kit Includes
- Piston Kit #4677M09250
- Ring Set #3642XC
- Wrist Pin #S591
- Wrist Pin Retainer Set #CW23
- Gasket Kit #W5747
Key Features
- Forged Series design for maximum strength and durability
- 2618 aluminum alloy construction - preferred for high-performance
- 10.2:1 compression ratio
- Complete top-end gasket kit included
- 17 years of fitment (1996-2012)!
Piston Specifications
- Bore Size: 92.50 mm (+0.50mm Oversize)
- Piston Diameter: 92.45 mm
- Stroke Length: 75.00 mm
- Compression Ratio: 10.2:1
- Material: 2618 Aluminum Alloy
- Skirt Coating: Non-Coated
Engine Specifications
- Displacement: 499cc
- Engine Type: 4-Stroke
- Weight: 2.05 lbs
Fitment
Polaris Sportsman 500:
- Sportsman 500 4x4: 1996-2000
- Sportsman 500 HO: 2001-2006, 2008
Polaris Scrambler:
- Scrambler 500 4x4: 2008-2012
Polaris Magnum:
- Magnum 500 4x4: 1999-2002
Polaris ATP:
- ATP 500: 2005
- ATP 500 H.O. 4x4: 2004
Polaris Xplorer:
- Xplorer 500 4x4: 1997
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
