Wiseco Forged Series Piston Kit with Gaskets - Yamaha YFM660 Grizzly/YXR660 Rhino 660 (2002-2008) - 100.50mm Bore (+0.50mm Oversize) - ArmorGlide® - 4-Stroke
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Wiseco Forged Series Piston Kit with Gaskets - Yamaha Grizzly 660/Rhino 660 - +0.50mm Oversize
Premium Wiseco Forged Series piston kit with ArmorGlide® coating for Yamaha YFM660 Grizzly and YXR660 Rhino 660 ATV/UTV. +0.50mm OVERSIZE (100.50mm) for worn cylinders!
Kit Includes
- Forged Series Piston with ArmorGlide® Skirt Coating
- Ring Set
- Wrist Pin
- Wrist Pin Retainer Set
- Complete Gasket Kit
Key Features
- Forged Series - premium 2618 aluminum alloy
- ArmorGlide® Skirt Coating for reduced friction
- 9.9:1 compression ratio - utility tuned
- First oversize for Grizzly/Rhino 660!
Piston Specifications
- Bore Size: 100.50 mm (+0.50mm Oversize)
- Piston Diameter: 100.42 mm
- Stroke Length: 84.00 mm
- Compression Ratio: 9.9:1
- Material: 2618 Aluminum Alloy
- Skirt Coating: ArmorGlide®
Engine Specifications
- Displacement: 660cc
- Engine Type: 4-Stroke
- Weight: 1.95 lbs
Fitment
- Yamaha YFM660F Grizzly 4x4: 2002-2008
- Yamaha YXR66F Rhino 660: 2005-2007
- Various Rhino 660 special editions: 2006-2007
📦 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.
