Pistons For Ironhead Sportster (61ci,1000cc, 9 To 1, +.050 Bore)

Ironhead Sportster, 61ci, 1000cc, 3.188 inch, 9 to 1 dome top piston, +.050 bore. Each set of pistons includes wrist pins, spiral locks, engine assembly lube, and Hastings Moly rings. All wrist pins are .792 inch O.D. Sold in pairs. Manufacturer