S&S 4.375" M8 Stroke Flywheel w/Tapered Rods & Balancer Gear (320-0601)

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$1,995.95
$1,628.51
(You save $367.44 )
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  • The flywheels are the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of
  • 4-3/8" Stroke (107 or 124ci)
  • Balance Gear installed
  • Heat Treated 4140 Material is harder & more than twice as strong as stock
  • Stronger assembly eliminates need to weld crankpin
  • Capable of higher RPM - More available power!
  • S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!
  • Tapered wristpin connecting rods compatible with stock pistons
  • Balanced for stock piston weight (1060g)
  • Perfect for Gear Drive Cams
  • Consistent balance & precision machining
  • Capable of higher RPM - More available power!

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