M8 Big Bore Kit, 107 to 124, Black with no Highlighting, 4.250 bore x 4.375 stroke
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M8 Big Bore Kit, 107 to 124, Black with no Highlighting, 4.250 bore x 4.375 stroke

Item #: 910-0681
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$1,099.95

Features & Benefits

  • Available for 107 M8 models
  • Available in both highlighted and non highlighted versions
  • 107 to 124" big bore kit
  • Wrinkle black finish
  • Non-Highlighted Fins
  • Bolt on kit. No Machining Required
  • includes gaskets and hardware required for installation
  • 4.250" bore
  • Forged Pistons
  • 11:1 compression ratio

***We recommend using S&S Cycle Head Bolts for M8, part number 900-1006 for all big bore applications.

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Disclaimer FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY.