This is the easiest way to convert your 86-03 Sportster 883 to a 1200.
These big bore kits contain everything you need to convert your stock bike, with no head work necessary.
Each kit contains 2 pre-fit cylinders with Wiseco 9.5:1 compression pistons and matching piston rings.
This kit fits 1986 - 2003 Harley-Davidson Sportsters and features silver 'cast' finished cylinders.
All items are in stock and available for immediate worldwide shipping from our Archbold, Ohio USA warehouse.