S&S 883 → 1200 cc Conversion Kit



Boost any 883cc Harley-Davidson Sportster to 1200cc without hassle. No machine shop, no rebalancing your stock 883cc flywheels, no cylinder head modifications… The dished piston dome keeps compression down to a streetable 9.4:1 with stock 883cc heads. This kit includes
- pre-honed cylinders
- pistons
- rings
- wristpins
- keepers
and is ready to assemble out of the box. Installing this kit takes then same time as replacing a stock top end. It’s just more fun when you’re done.
- Conversion kit by S&S
- fits Sportster 883 cc 1986-2020
- aluminum / cast aluminum, silver
- with gaskets, assembly lube, instructions
- gross weight: 9 kg
Lean running condition after conversion
This conversion causes a lean fuel mixture, the fuel metering system has to be readjusted.
The cylinder fin profile does not perfectly match the fins on 2004 and later stock heads.

Have any questions?
Our service team will be glad to help out: Mondays - Thursdays 08:00-17:00 CET, Fridays 08:00-16:00 CET, Phone: +49 / 931 250 61 16, eMail: service@wwag.com