Used in S&S Sidewinder® kits and Hot Set Up Kits® for Harley-Davidson® Evolution® big twins with stock cylinder heads. These pistons are clearanced for use in 5" stroke engines with 8-1/4" diameter flywheels. Low silicon forged pistons allow closer fit, quite operation, and long engine life.
Also fits 1986-’03 Sportster® and 1994-’02 Buell® models.
Piston kits include set of pistons, rings, wristpins, and clips.
Recommended Piston Fit: Close: 0.0015”-0.0020” Loose: 0.0035”-0.0040”
| Standard |
92-1940
|
| +.010" |
92-1941 |
| +.020" |
92-1942 |
| +.030" |
92-1943 |
| +.040" |
92-1944 |
| +.050" |
92-1945 |
| +.060" |
92-1946 |
For 103*" Stock Style Heads.
*Small Diameter Flywheels
