Wiseco Forged Series Piston Kit with Gaskets - Yamaha Warrior/Big Bear/Raptor/Grizzly 350 (1987-2013) - 83.00mm Bore (Standard) - ArmorGlide® - 4-Stroke
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Wiseco Forged Series Piston Kit with Gaskets - Yamaha 350 Platform - Standard Bore
Premium Wiseco Forged Series piston kit with ArmorGlide® coating for the entire Yamaha 350cc ATV platform. STANDARD BORE (83.00mm) - direct replacement!
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
- 10.25:1 compression ratio
- Standard bore - no cylinder work required
- 27 years of fitment (1987-2013)!
- Fits sport, utility, and adventure models
Piston Specifications
- Bore Size: 83.00 mm (Standard)
- Piston Diameter: 82.95 mm
- Stroke Length: 64.50 mm
- Compression Ratio: 10.25:1
- Material: 2618 Aluminum Alloy
- Skirt Coating: ArmorGlide®
Engine Specifications
- Displacement: 349cc
- Engine Type: 4-Stroke
- Weight: 1.8 lbs
Fitment
- Yamaha YFM 350 Warrior: 1987-2004
- Yamaha YFM350FW Big Bear 4x4: 1989-1999
- Yamaha YFM350U Big Bear 2x4: 1996-1999
- Yamaha YFM350 Raptor: 2005-2013
- Yamaha YFM350 Grizzly 4x4 Auto: 2008-2013
- Yamaha Grizzly 350 4x4/4x2: 2008-2013
- Yamaha YFM350 Grizzly IRS 4x4 Auto: 2008-2011
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
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