883cc Conversion Standard 8.5:1 Piston Kit - Wiseco K1723 - Evolution Sportster 1986+

Wiseco #: K1723

Wiseco piston set is standard size and is for a 3-1/2 inch bore. Piston set has a compression of 8.5:1 and includes rings.

**Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings.

Fitment:

Installation instructions (PDF)