S&S 100CI COMPL. ASSEM. LONG BLOCK XL(N)

S&S, 100" Sportster assembled long block

Natural finish. 100" (1647cc) 4" bore x 4" stroke. 10.3:1 compression ratio. Engines come assembled. Note that not all components are included. See 'additional parts required' listing for parts that are needed, but not included with these engines. Engines are supplied in natural aluminum finish with chrome plated billet rocker covers. Note: Additional parts required. *The S&S Sportster and Buell style Long Blocks do not include drive train components. Engine builder must supply all transmission and shifting parts, all clutch and primary parts, and primary cover. Crankcases have 1986-1990 (4-speed) style cam geometry, but crankcases have the 91-03 style drive side, all drive train components must be 91-03 (5-speed) style. *Charging and ignition systems are not included. Builder must supply 91-03 style charging system parts. Stock ignition systems for 86-06 Sportsters can be used, but S&S recommends that a good aftermarket system is used to achieve best horsepower. *Includes oil pump & oil filter mount.

Fits: > 91-03 XL