Harley Davidson Sportster silver cylinders with pistons and gaskets
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Complete 883cc big bore conversion to 1200cc kit. Everything needed to turn your 883cc Harley Davidson Sportster into a big bore 1200cc machine. This is an easy way to bolt on an increase in horsepower. Kit uses Wiseco reverse dome 10:1 compression ratio pistons so you can reuse your stock cylinder heads and still run on pump gas. All parts are machined on CNC machinery for precision. These are high quality parts and require no machining to the cases or other modifications - bolt on and go! We inspect all parts before they are shipped to ensure that they are correct.

  • Fits Harley Davidson Sportster 1991 - 2003
  • XL883 to 1200cc big bore conversion piston and cylinder set
  • Complete American Made high performance top end gasket kit included
  • Sifton cylinders are in natural finish
  • Standard 1200cc Bore
  • Kit supplied with wiseco 10:1 compression reverse dome pistons so it will still run on pump gas
  • No head work is required
  • Ready to install drop on kit can be installed with basic hand tools and a shop manual.
  • This kit is intended to be used with 883cc heads
  • For Maximum street performance from this kit, add an N8 cam set our part number CA111 or CA112
  • Kit includes
  1. 2 Pre-Fit natural finish 1200cc Sifton cylinders
  2. Wiseco pistons and matching piston rings, pins and lock rings
  3. Complete American Made high performance top end gasket kit included
  • Item #: TE088

Harley Davidson Sportster 883 Big Bore 1200cc Conversion 91-03

Price: $606.32
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