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Tag: Banshee ATV engine upgrade

Banshee ATV engine upgrade

  • CR250.2002.2004 325.CYL.KIT

    Original price was: $699.00.Current price is: $650.00.
    Product Overview & Technical Specifications
    Compatibility Yamaha Banshee CR250 (2002-2004)
    Displacement 325cc (oversized bore increase)
    Cylinder Material CNC-machined aluminum alloy
    Cylinder Coating Nikasil (nickel-silicon-carbide) bore coating
    Piston Forged aluminum alloy oversized piston included
    Porting Custom high-performance port timing optimized by Eddie Sanders Racing
    Finish Anodized surface for corrosion resistance
    Weight Approx. 4.5 lbs (cylinder and piston)
    Installation Direct bolt-on replacement, OEM gasket compatibility
    Performance Increase +15-20% horsepower over stock CR250 setup
    Recommended Use Trail riding, racing, sand dunes, and performance tuning
    Additional Parts Included Gaskets and piston rings
    Add to cart
  • Hot Rods 4 MM Stroker Crankshaft, Banshee

    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
    Add to cart
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