Description

Installs MCS 508580 wrist pin retaining ring (OEM 22582-52 spiral type) on pistons with a 0.515″ ID wrist pin, as used on many 1973 and earlier BT and XL models.
Fits: FL & FX (73-77); Sportster K & XL (52-77); 45″ SV Servi-Car (56-73)