Replacement cylinders, cylinder kits and cylinder sets are available for S&S 126", 145" and custom 4 3/8" bore engines. These are cast aluminum finned cylinders with cast-in iron liners. You may choose standard cylinder configurations for engines S&S currently offers, such as the 126" or 145", or you can specify cylinder dimensions for a custom engine.
Specify bore size, cylinder length, and stud pattern
T-Series Engines 1999–up . . . . 91-7506
V-Series Engines 1984–'99. . . . 91-7504