S&S, 3-7/16" forged stroker piston kit. +.060" - 41-84 B.T. with 84" (4-1/2" stroke), 86" (4-5/8" stroke) & 88" (4-3/4" stroke) engines (NU) 597589 This will make higher highway

This will make higher highway cruising speeds possible with reduced engine wear

LOSER MACHINE WINGS TRUCKER BLACK

Matching derby cover

Levers for all other applications are strong

This is the so-called '-' belt

S&S, 3-7/16" forged stroker piston kit. +.060" - 41-84 B.T. with 84" (4-1/2" stroke), 86" (4-5/8" stroke) & 88" (4-3/4" stroke) engines (NU) 597589 This will make higher highwayForged piston set. For 41 78 1200cc (74") Knuckle, Panhead, Shovel and 1340cc Shovel. Fits engines with stroker flywheels and stock 3 7 16" (1200cc) or 3 1 2" (1340cc) cylinders with stock 5. 330" length. Compression will be approx 8. 4: 1 with 4 1 2" stroke, 9. 4: 1 with 4 5 8 stroke and 10. 8 with 4 3 4" stroke. Piston dome volume 50cc. The advanced alloy and piston skirt profile for low noise and long engine life. Pistons include wrist pins, wrist