Wiseco PK139 64mm Piston Kit for Yamaha Banshee YFZ350 (0903-0752)
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Upgrade your Yamaha Banshee YFZ350 with the Wiseco PK139 high-performance piston kit. This top-end rebuild kit is engineered for 2-stroke power, durability, and precision fitment for 1987–2006 models.
- ✅ Part Number: 0903-0752
- 🧱 Bore Size: 64.00 mm (Standard)
- 🔩 Includes: Pro-Lite piston, ring set, wrist pin, circlips, bearing, top-end gasket kit
- ⚙️ Material: 4032 aluminum alloy
- 📦 Package Weight: 1.95 lbs
- 📏 Engine Specs: 346cc displacement • 54.00 mm stroke • 2-Stroke
Note: Wiseco pistons must be used with Wiseco rings. Cylinder sleeves sold separately.
📦 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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