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      ENGINE PERFORMANCE

      ENGINE PERFORMANCE

       

      H.S.I. Hood Seal for Yamaha SJ, WB1 and A/M Hulls H.S.I. Hood Seal for Yamaha SJ, WB1 and A/M Hulls
      H.S.I. Hood Seal for Yamaha SJ, WB1 and A/M Hulls
      $37.69
      H.S.I. Watthole Dash Recess H.S.I. Watthole Dash Recess
      H.S.I. Watthole Dash Recess
      From $35.69 $61.69
      H.S.I. Tall Stack Cyclone Air Filter Adapters H.S.I. Tall Stack Cyclone Air Filter Adapters
      H.S.I. Tall Stack Cyclone Air Filter Adapters
      From $50.69
      H.S.I. Kawi 650cc 44mm Mikuni SBN Carb Setup H.S.I. Kawi 650cc 44mm Mikuni SBN Carb Setup
      H.S.I. Kawi 650cc 44mm Mikuni SBN Carb Setup
      From $474.00
      H.S.I. Billet Throttle Drum H.S.I. Billet Throttle Drum
      H.S.I. Billet Throttle Drum
      $25.69
      H.S.I. Low 44mm & 46mm Air Filter Adapters H.S.I. Low 44mm & 46mm Air Filter Adapters
      H.S.I. Low 44mm & 46mm Air Filter Adapters
      From $25.69
      H.S.I. Yam 61X Exhaust Water Restricting Kit H.S.I. Yam 61X Exhaust Water Restricting Kit
      H.S.I. Yam 61X Exhaust Water Restricting Kit
      $65.69
      H.S.I. Throttle Cable Bracket H.S.I. Throttle Cable Bracket
      H.S.I. Throttle Cable Bracket
      $22.69
      H.S.I. Yam 61X Exhaust Sleeve H.S.I. Yam 61X Exhaust Sleeve
      H.S.I. Yam 61X Exhaust Sleeve
      $68.69
      H.S.I. Factory Pipe Lord Mounts H.S.I. Factory Pipe Lord Mounts
      H.S.I. Factory Pipe Lord Mounts
      From $6.69
      H.S.I. Kawi 750cc 44mm/46mm Mikuni SBN Carb Setup H.S.I. Kawi 750cc 44mm/46mm Mikuni SBN Carb Setup
      H.S.I. Kawi 750cc 44mm/46mm Mikuni SBN Carb Setup
      From $474.00
      H.S.I. Specialty Exhaust Manifold Gasket H.S.I. Specialty Exhaust Manifold Gasket
      H.S.I. Specialty Exhaust Manifold Gasket
      $21.69
      H.S.I. 3/8" Dick Bypass Fitting H.S.I. 3/8" Dick Bypass Fitting
      H.S.I. 3/8" Dick Bypass Fitting
      $25.69
      H.S.I. Kart Tank 2.25 Gallons H.S.I. Kart Tank 2.25 Gallons
      H.S.I. Kart Tank 2.25 Gallons
      From $145.69
      H.S.I. Kawi JS550cc 44mm Mikuni SBN Carb Setup H.S.I. Kawi JS550cc 44mm Mikuni SBN Carb Setup
      H.S.I. Kawi JS550cc 44mm Mikuni SBN Carb Setup
      From $463.00
      H.S.I. Inline Water Restrictor H.S.I. Inline Water Restrictor
      H.S.I. Inline Water Restrictor
      $12.69
      H.S.I. SuperJet Replacement 38mm Performance Carb Setup H.S.I. SuperJet Replacement 38mm Performance Carb Setup
      H.S.I. SuperJet Replacement 38mm Performance Carb Setup
      $750.69
      H.S.I. 38mm Short Cyclone Air Filter Adapter H.S.I. 38mm Short Cyclone Air Filter Adapter
      H.S.I. 38mm Short Cyclone Air Filter Adapter
      From $32.69
      H.S.I. Kawi 550SX 44mm Mikuni SBN Carb Setup H.S.I. Kawi 550SX 44mm Mikuni SBN Carb Setup
      H.S.I. Kawi 550SX 44mm Mikuni SBN Carb Setup
      From $474.00
      H.S.I. Billet 62T / 64X Carb Manifold Plate H.S.I. Billet 62T / 64X Carb Manifold Plate
      H.S.I. Billet 62T / 64X Carb Manifold Plate
      From $75.69
      H.S.I. Yam 701 High Compression Cylinder Head Gasket
      H.S.I. Yam 701 High Compression Cylinder Head Gasket
      $55.69
      H.S.I. Billet Water Manifold H.S.I. Billet Water Manifold
      H.S.I. Billet Water Manifold
      From $35.69
      H.S.I. Yam High-Flow Dual Fuel Pickup H.S.I. Yam High-Flow Dual Fuel Pickup
      H.S.I. Yam High-Flow Dual Fuel Pickup
      $77.69
      H.S.I. Dual 44mm Performance Carb Setup H.S.I. Dual 44mm Performance Carb Setup
      H.S.I. Dual 44mm Performance Carb Setup
      $655.00
      ADA Yam 701-760cc Head O-Ring Kit
      ADA Yam 701-760cc Head O-Ring Kit
      $20.00 $29.95
      H.S.I. Dual 46mm Performance Carb Setup H.S.I. Dual 46mm Performance Carb Setup
      H.S.I. Dual 46mm Performance Carb Setup
      $750.00
      H.S.I. Yam B-Pipe 45* Exhaust Coupler H.S.I. Yam B-Pipe 45* Exhaust Coupler
      H.S.I. Yam B-Pipe 45* Exhaust Coupler
      From $48.69
      H.S.I. Kawi 1100cc Triple Mikuni SBN Carb Setup H.S.I. Kawi 1100cc Triple Mikuni SBN Carb Setup
      H.S.I. Kawi 1100cc Triple Mikuni SBN Carb Setup
      From $1,385.00
      H.S.I. 3.5" Exhaust Coupler H.S.I. 3.5" Exhaust Coupler
      H.S.I. 3.5" Exhaust Coupler
      $24.69
      T-Bolt Hose Clamp Kits T-Bolt Hose Clamp Kits
      T-Bolt Hose Clamp Kits
      $17.69
      BUN Chamber to Water Box Exhaust Coupler BUN Chamber to Water Box Exhaust Coupler
      BUN Chamber to Water Box Exhaust Coupler
      $25.69
      SE Speed Magic Dual 50mm Carburetor SE Speed Magic Dual 50mm Carburetor
      SE Speed Magic Dual 50mm Carburetor
      $2,249.00 $2,500.00
      H.S.I. SuperJet Battery Cable Kit H.S.I. SuperJet Battery Cable Kit
      H.S.I. SuperJet Battery Cable Kit
      $100.69
      H.S.I. B-Pipe 4" Exhaust Coupler H.S.I. B-Pipe 4" Exhaust Coupler
      H.S.I. B-Pipe 4" Exhaust Coupler
      $24.69
      BUN Head O-Ring Kits
      BUN Head O-Ring Kits
      $25.00
      H.S.I. Carbon Fiber Mikuni Fuel Pump Block-Off H.S.I. Carbon Fiber Mikuni Fuel Pump Block-Off
      H.S.I. Carbon Fiber Mikuni Fuel Pump Block-Off
      $22.69