Used to install the large transmission mainshaft seal
touring and off road models
The affordable choice for track days and for combined road and track bikes
In foamet (aluminum based foam) with silicone bead gaskets
Features a full front bucket for the rider and a 8" wide passenger area
S&S, forged 3-5/8" big bore piston kit. Std - 36-84 88", 93", 93"HC, 96", 98" and 103" B.T. with appropriate cylinders and flywheel stroke (NU) 949080 Used to install the largeFits all 3 5 8" big bore 36 84 B. T. models with 4 1 4" to 5" stroke flywheels with the correct flywheel diameter of 8 1 2. Note that 4 3 4" & 5" strokes require 8 1 4 small diameter flywheels, all in combination with the appropriate cylinder length like mentioned below. Advanced alloy and piston skirt profile is used for low noise and long engine life. Piston dome volume 30cc, piston deck height 1. 260". 88" (4 1 4" stroke, 8 1 2" flywheel dia., 8.