Wiseco Crankshaft Kit - Yamaha YFZ350 Banshee (1987-2012) - Complete Bottom End Rebuild
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Premium Wiseco complete crankshaft kit for the legendary Yamaha YFZ350 Banshee twin-cylinder 2-stroke sport ATV. Factory assembled and precision trued to OEM specifications!
✓ Fits:
- Yamaha YFZ350 Banshee: 1987-2012 (20 years coverage!)
✓ Features:
- Factory Assembled - Precision trued to OEM specifications
- Double-Forged Connecting Rods - Superior dimensional consistency through improved grain flow
- Shot-Peened - Eliminates residual stresses, smoothly blends rod forging surfaces
- Corrosion-Resistant Surface Treatment
- Optimized Crank Pin Bearing Clearance - Maximum performance
- Precision Honed - Ultra round bearing surface
- Double-Drilled Small Ends - Extra piston pin lubrication and cooling
- Precision Engineered Oiling Slots - Maximum rod strength and bearing life
✓ What's Included:
- Crankshaft Assembly (Factory Assembled & Trued)
- Bottom End Gasket Kit #WB1025
✓ Specs:
- Material: Steel
- Stroke Length: 54.00 mm
- Displacement: 350cc (Twin Cylinder)
- Weight: 15.48 lbs
Ships fast from DuneGoonShop!
📦 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.
