Replacement 80 Evolution moly coated piston kit. Pistons are .005 oversize. The moly coating helps reduce friction and wear. This kit includes wrist pins Hasting ring set locks and has a 10.5:1 compression. With a 3.498 bore.
**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. *NOTE:Install pistons with raised bars or on wrist pin area towards the sprocket shaft side of the engine.
Fits:
FLST 1986-1998
FLT 1984-1998
FXD 1991-1998
FXR 1984-1994
FXST 1984-1998
UOM: KIT
Country Of Origin: TAIWAN
Suggested Items:
11-1358 – 80 Evolution Piston Ring Set .005
12-0949 – Piston Wrist Pin Lock
Accessory Items:
16-0622 – Ring-O-Matic Ring Compressor Tool Kit
60-0167 – Cylinder Boring Service
16-0075 – Wrist Pin Ring Tool