SKU: 45785
$493.99

$519.99

S&S BIG BORE CYLINDER SET. 3 5/8 BORE 4 1/4 STROKE. WORK WITH 4 5/8 STROKE FLYWHEELS. FITS EVOLUTION BIG TWINS 1984 TO PRESENT. 5.565 LONG MFG# 91-7200

Source: Custom Chrome

These aluminum cylinders fit Evolution® models from 1984 thru 1999 feature cast iron sleeves for excellent wear and performance characteristics. Includes front and rear cylinders bored for 35/8" big bore pistons.