• 1250cc Bolt-on big bore kit, for evolution sportster and buell 1986 and later (use with XLH 1200 heads)
• This top end set will create more horsepower and engine life due to their cooler running temperature
• This is the best high performance top end set available
• Cylinder and piston kits come complete with one piece, all aerospace grade aluminum nickel-silicon carbide plated bore cylinders, complete forged piston kit and cometic head and base gasket kit!
• 3-9/16" bore millennium technologies Revolution cylinders
• 10.5:1 forged pistons, pins, clips, rings head & base gaskets
• This set comes in BLACK HIGHLIGHTED finish
• NOTE: THIS IS A SPECIAL ORDER ITEM PLEASE ALLOW 3 TO 6 WEEKS DELIVERY

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