Wiseco Forged Series Piston Kit with Gaskets - Yamaha YFZ350 Banshee (1987-2006) - 64.50mm Bore (+0.50mm Oversize) - 2-Stroke Liquid Cooled
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Wiseco Forged Series Piston Kit with Gaskets - Yamaha YFZ350 Banshee - +0.50mm Oversize
Premium Wiseco Forged Series piston kit for the legendary Yamaha YFZ350 Banshee 2-stroke sport ATV. +0.50mm OVERSIZE (64.50mm) for lightly worn cylinders!
⚠️ Oversize Piston - Cylinder Boring Required
This piston is +0.50mm oversize. Cylinder boring to 64.50mm is required for proper fit.
Kit Includes
- Forged Series Piston
- Ring Set
- Wrist Pin
- Circlips
- Wrist Pin Bearing
- Complete Gasket Kit
Key Features
- Forged Series - Dedicated forgings with optimized strength-to-weight ratio
- Engineered, forged and machined in the USA
- 2-STROKE ATV - Legendary Banshee twin cylinder
- Liquid Cooled
- 20 YEARS of fitment (1987-2006)!
Piston Specifications
- Bore Size: 64.50 mm (+0.50mm Oversize)
- Piston Diameter: 64.42 mm
- Stroke Length: 54.00 mm
- Material: 4032 Aluminum Alloy
- Skirt Coating: Non-Coated
Engine Specifications
- Displacement: 352cc (Twin cylinder)
- Engine Type: 2-Stroke
- Cooling: Liquid Cooled
- Weight: 2.15 lbs
Fitment
- Yamaha YFZ350 Banshee: 1987-2006
📦 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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