AMERICA'S LARGEST AFTERMARKET HARLEY-DAVIDSON

V-TWIN & INDIAN MOTORCYCLE PARTS STORE!

S&S Cycle 4" Sidewinder Big Bore Kit for 1999-'06 HD Big Twin Models - Wrinkle Black 910-0646

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do not require machining, rebalancing or engine removal, and include just about everything youll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining!

Features & Benefits

  • Low friction Ductile Cast Iron liner
  • 10.5:1 Compression
  • Bolts in. No machining, balancing, or splitting the crankcases
  • 88" engines are boosted to 100"
  • Complete kits include cylinders, pistons, gaskets, and instructions
  • Wrinkle black cylinders matches stock finish
  • Although not mandatory, we recommend adding an oil cooler to bikes ridden in warmer climates
Stroke Bore Cylinder Length Piston Type Dome Volume 83cc CNC Heads 85cc Stock Heads 89cc S&SHeads
4    4.00" 4.937" Forged 8.75 pop up 10.8:1 10.5:1 10.1:1

*Not compatible with S&S79cc Super Stock heads

Manufacturer: S&S Cycle
Part Number: 910-0646

Instructions Sheets:
Instructions Sheet (CLICK HERE)
Instructions Sheet 2 (CLICK HERE)

Write a review

Note: HTML is not translated!
    Bad           Good

S&S Cycle 4" Sidewinder Big Bore Kit for 1999-'06 HD Big Twin Models - Wrinkle Black 910-0646

  • Brand: S&S Cycle
  • Product Code: 910-0646
  • Availability: Special Order
  • $1,550.95


Tags: S&S Cycle, Engine Components