S&S Cycle

S&S Cycle 3-Piece Flywheel - 4in. Stroke 320-0402

$1,695.99
$1,695.99
$1,695.95
Vast improvement over stock flywheels which shift out of true under heavy load Heat treated 4140 material is 114...

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Description

  • Vast improvement over stock flywheels which shift out of true under heavy load
  • Heat treated 4140 material is 114% stronger than stock, eliminates thrust washer
  • Larger 1.671in. crankpin, increased cross-sectional area for increased crank-pin clamping force.
  • No welding required
  • Integral mainshafts, truer flywheels and less vibration
  • Notes: Strokes longer than stock will require S&S piston oiler set #31-2026. 07-up stock rod length is 7.659in..
  • Stock pistons in 2007 and later engines require rods with tapered wristpin ends.

Fitment

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