VT#: 10-4019

124" Super Sidewinder Evolution long block with oil pump, rocker arms, and lifter blocks. 124" Super Sidewinder Evolution long block comes with a natural finish and features HVHP oil pump, compression releases, piston cooling oil jets, chrome die cast rocker covers, roller rocker arms, ignition system billet timing cover and billet lifter blocks. The ignition system features knock sensing technology that will prevent damage to the engine due to detonation or knock.

FXST Softail® 1984-1999