Free shipping over $200CAD, 100% Canadian no hidden fees . Did not find a part you need ? Please chat with us or send us an email and we will quote you. If order is time sensitive please contact us for ETA. Oversized items such as body panels & few exhaust systems may have extra shipping cost depending on location. NO CANADA POST DELAYS USING ALTERNATIVE SHIPPERS
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Free shipping over $200CAD, 100% Canadian no hidden fees . Did not find a part you need ? Please chat with us or send us an email and we will quote you. If order is time sensitive please contact us for ETA. Oversized items such as body panels & few exhaust systems may have extra shipping cost depending on location. NO CANADA POST DELAYS USING ALTERNATIVE SHIPPERS
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S&S Cycle 129" Big-Bore Kit 4.375" Stroke Highlighted Cylinders for 2017 + Harley Davidson M8 Models
S&S Cycle 129" Big-Bore Kit 4.375" Stroke Highlighted Cylinders for 2017 + Harley Davidson M8 Models
S&S Cycle

S&S Cycle 129" Big-Bore Kit 4.375" Stroke Highlighted Cylinders for 2017 + Harley Davidson M8 Models

$2,200.00 $0.00
Shipping calculated at checkout.

910-0843

The biggest Big Bore possible with a slip in kit! These S&S cylinder and piston kits takes your 107" M8 to 129" and the 114" to 132".

  • Huge bore increase means huge power increase 
  • Works with stock crankcases (no machine work) 
  • Powder coat finish matches factory finish, 
  • MLS (multi-layered steel) head gaskets 
  • 4.320" Bore 
  • Retains stock engine height 
  • Includes Cubic Inch Cam Cover Badge 
  • Made in USA  

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