VT#: 11-1558
S&S Replacement piston and ring set is .020 oversize and for a 4-1/8" bore, 124" engine. Set includes wrist pins and circlips.
**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.
Replacement for S&S 124" long block