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| Feature | Specification |
|---|---|
| Brand | Yamaha |
| Materials / Composition | Steel tubular chassis, aluminum components, 347cc twin-cylinder two-stroke liquid-cooled engine |
| Size / Dimensions / Specs | 347cc engine displacement, 6-speed manual transmission, chain drive |
| Performance Output | High RPM power, rapid acceleration, torque-rich powerband |
| Compatible Models | 2002 Yamaha Banshee 350, compatible aftermarket upgrades |
| Installation Method | Professional installation recommended for performance upgrades |
| Durability / Lifespan | High durability with regular maintenance; proven longevity in off-road and racing environments |
| Storage / Maintenance | Store in dry, covered area; regular oil-fuel mix and carburetor tuning required |
| Package Contents | 2002 Yamaha Banshee 350 quad bike with title |
| Country of Origin | Japan |
| Certifications / Standards | Meets OEM safety and manufacturing standards |
| Safety Notes | Use protective gear; recommended for experienced riders only; comply with local riding laws |
Banshee (’87-’06)(+4mm stroke) with +5mm longer rods; Produces up to 403ccFactory welded, trued, and balancedImportant: Requires Vertex Long Rod pi…
| Product Overview | |
|---|---|
| High-performance stroker crankshaft engineered for the Yamaha Banshee 350, designed to increase stroke by 4mm over OEM specifications. Built using aerospace-grade forged steel and CNC-machined for extreme durability, precision fitment, and smooth high-RPM operation in both stock and aftermarket engines. | |
| Technical Specifications | |
| Stroke Increase | +4 mm over OEM |
| Material | Aerospace-grade forged steel alloy |
| Manufacturing | CNC-machined, precision heat-treated |
| Weight | Approx. 4.5 lbs (varies slightly by batch) |
| Balance | Dynamic balancing for smooth operation |
| Compatibility | Yamaha Banshee 350 (1987–2006), stock and aftermarket engines |
| Spline Count | OEM specification for perfect clutch fitment |
| Tolerance | ±0.01 mm for exact fit |
| Warranty | Limited manufacturer warranty on defects |
| Packaging | Includes new crankshaft bearings and seals |
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