banshee 2 stroke tuning Archives -

325SLEEVE

Product Overview
Clear and precise specifications of the Yamaha Banshee piston designed for optimal performance and durability.
Technical Specifications
Material	Aerospace-grade forged aluminum alloy
Machining	CNC precision bore & ring groove dimensions
Coating	Hard anodized piston skirt for enhanced wear resistance
Compatible Models	Yamaha Banshee 350 (1987–2006)
Bore Diameter	Exact OEM spec fit for 350cc piston
Weight	Lightweight design maintaining engine balance
Heat Dissipation	Superior thermal conductivity
Durability	Resistant to scoring, corrosion, and warping
Installation	Direct replacement with stock pistons/pins
Finish	Smooth anodized surface to reduce piston wear

Product Overview
Eddie Sanders Racing CR250 Cylinder Kit for Yamaha Banshee 350 (2005-2007)
Technical Specifications
Compatibility	Yamaha Banshee 350 (CR250) 2005-2007 models
Displacement	325cc (oversized bore)
Cylinder Material	CNC-machined aluminum alloy
Cylinder Bore Coating	Nikasil (nickel-silicon-carbide) for enhanced durability and heat dissipation
Piston	High-grade forged aluminum alloy, oversized to match bore
Porting	Custom port timing optimized for increased torque and horsepower
Weight	Approx. 3.5 lbs (1.6 kg)
Finish	Anodized for corrosion resistance
Installation	Direct bolt-on replacement, requires standard tuning adjustments
Exhaust Compatibility	Fits stock and aftermarket Banshee exhaust systems
Brand	Eddie Sanders Racing – renowned for ATV performance upgrades

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Genuine Keihin PWK Carburetors 33MM, 35mm or 39mm, sold as pair.

Product Overview
Product Type	Carburetor Set (Pair)
Brand	Keihin (Genuine OEM)
Model	PWK Series
Application	Yamaha Banshee 350
Technical Specifications
Engine Type	2-Stroke, Twin-Cylinder
Slide Type	Flat Slide
Quantity	2 Carburetors
Fuel Type	Gasoline
Jetting	Fully Replaceable / Tunable
Intake Mount	Spigot / Rubber Boot
Use	Performance, Racing, Trail, Dunes
Compatibility	Most stock and modified Banshee engines

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$675.00

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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$69.00

Universal temperature gauge fits all makes and models! Available in red, blue, black, and bare aluminum. Must have for modified engines.

Product Overview
Yamaha Banshee Water Temperature Gauge
Technical Specification	Details
Compatibility	Yamaha Banshee 350 (1987–2006)
Temperature Range	50°F to 280°F (10°C to 140°C)
Accuracy	±2%
Sensor Type	Fast-response thermistor
Housing Material	CNC-machined aerospace-grade aluminum
Finish	Black anodized corrosion-resistant coating
Lens	Shatter-resistant UV-protected glass
Installation	Plug-and-play with OEM hose fittings
Dimensions	2.25 inches dial diameter
Weight	Ultra-light design (approx. 150g)
Waterproof Rating	IP67 dust and water resistant
Included	Mounting bracket, hose adapter, installation hardware

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Product Overview & Technical Specifications
Engine Base	Yamaha YZ250 2-stroke platform
Displacement per Cylinder	325cc
Total Engine Displacement	650cc twin-cylinder
Material	CNC-machined aerospace-grade aluminum alloy
Cylinder Finish	Anodized with port matching
Piston Rings	Oversized, high compression design
Compatible Years	Yamaha Banshee 2005-2007 (fitment may require minor adjustment)
Weight	Approx. 3.2 kg per cylinder kit
Cooling	Air-cooled with enhanced thermal dissipation design
Installation	Bolt-on replacement, carburetor and exhaust tuning required
Warranty	1-year limited manufacturer warranty

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