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S&S Cycle 132" Big Bore Kit For Harley 114" Milwaukee Eight

Turn your 114 cubic inch Milwaukee Eight into a 132 cubic inch monster. S&S Cycle has done it again with their bolt-on big bore kit featuring a 4.32” bore and 11:1 compression ratio. This cylinder and piston kit will accommodate a high lift cam and keep your Harley-Davidson M8 happy on pump gas. No case mods, no engine removal; just a massive set of jugs, designed, tested, and manufactured here in the USA.

Features:

  • 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  
Made in the USA
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style Non-Highlighted Fins J&P Cycles Item #10281740 Catalog Number10281740 Store Sku MFR. Product #910-0846 AvailabilityOnly 1 Left: Ships within 24 hours
Product Style Black Granit Highlighted Fins J&P Cycles Item #10312005 Catalog Number10312005 Store Sku MFR. Product #910-0847 AvailabilityIn Stock: Ships within 24 hours
Product Style Highlighted Fins J&P Cycles Item #10537477 Catalog Number10537477 Store Sku MFR. Product #910-0845A AvailabilityIn Stock: Ships within 24 hours
Please review this product's fitment notes & exceptions prior to purchase: Add to Cart

This product DOES NOT FIT your 2016 Can-Am Defender HD8

Fitment Notes & Exceptions
  • Fits models with 114" Milwaukee Eight engines only
This Product Fits
Harley Davidson
Road Glide Special FLTRXS 2017-2023
Road King Special FLHRXS 2017-2025
Softail Breakout 114 FXBRS 2018, 2019, 2020
Softail Breakout 117 FXBR 2023, 2024, 2025
Softail Fat Bob 114 FXFBS 2018-2023
Softail Fat Boy 114 FLFBS 2018-2024
Softail Fat Boy FLFB 2025
Softail FXDR 114 FXDRS 2019, 2020
Softail Heritage Classic 114 FLHCS 2018-2024
Softail Heritage Classic FLHC 2025
Softail Low Rider S FXLRS 2020-2025
Softail Street Bob 114 FXBBS 2021, 2022, 2023, 2024
Softail Street Bob FXBB 2025
Street Glide Special FLHXS 2017-2023

S&S Cycle 132" Big Bore Kit For Harley 114" Milwaukee Eight 2017-2025 Instructions

Product Description
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Instructions
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8 Questions & 4 Answers
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