S&S CYCLE 129" Big Bore Cylinder Kit - Black/Highlighted Fins - M8

129" Big Bore Cylinder Kit - Black/Highlighted Fins - M8
Bolt-on without requiring machining of the crankcase, Original engine serial numbers are retained, MLS (multi-layered steel) head gaskets, Retains stock engine height, Includes cam cover badge, All necessary gaskets and hardware required for installation is included, Made in the USA

Welcome to Lifestyle Cycles, your aftermarket Harley Davidson Superstore! Whether you are looking for a helmet, gloves, handlebars or seat, Lifestyle Cycles has everything you need! Lifestyle offers more than just motorcycles, parts and accessories - we offer a complete immersive motorcycle culture combined with a customer experience equaled by none. Lifestyle Cycles also has an extensive selection of riding gear with our own Lifestyle Cycles branded products as well as all of your favorite brands. You will also find an extensive selection of parts and accessories from names you trust such as Saddlemen, Thrashin, Soundstream, LA Choppers, Legend Suspension and more. Lifestyle Cycles has everything you need to personalize your bike so you don't have just another "me too" Harley-Davidson. Our skilled experts who ride, test and "APPROVE" all of our products are here to guide you through the process to make your dream a reality. We have something for everyone including our California based Lifestyle Cycles Riding Group, with more than 4,200 members. See for yourself why Lifestyle Cycles is the number one online destination. We guarantee you will be impressed!

2022 Harley-Davidson CVO Road Glide Limited
2022 Harley-Davidson Softail Low Rider ST FXLRST
2022 Harley-Davidson Road Glide ST FLTRXST
2022 Harley-Davidson Street Glide ST FLHXST
2021 Harley-Davidson Electra Glide Revival
2020-2022 Harley-Davidson Softail Standard FXST
2020-2022 Harley-Davidson Road Glide Limited FLTRK
2020-2022 Harley-Davidson Softail Low Rider S FXLRS
2019-2022 Harley-Davidson Electra Glide Standard EFI FLHTI
2019-2020 Harley-Davidson FXDR 114
2018-2022 Harley-Davidson Softail Fat Bob 114 FXFBS
2018-2022 Harley-Davidson Softail Heritage Classic 114 FLHCS
2018-2022 Harley-Davidson Softail Fat Boy 114 FLFBS
2018-2022 Harley-Davidson Softail Street Bob FXBB
2018-2022 Harley-Davidson CVO Road Glide Custom FLTRXSE
2018-2021 Harley-Davidson Softail Heritage Classic FLHC
2018-2021 Harley-Davidson Softail Slim FLSL
2018-2021 Harley-Davidson Softail Sport Glide FLSB
2018-2020 Harley-Davidson Softail Breakout 114 FXBRS
2018-2020 Harley-Davidson Softail Low Rider FXLR
2018-2020 Harley-Davidson Softail Deluxe FLDE
2018-2019 Harley-Davidson Softail Breakout FXBR
2018-2019 Harley-Davidson Softail Fat Bob FXFB
2018-2019 Harley-Davidson Softail Fat Boy FLFB
2017-2022 Harley-Davidson Road Glide Special FLTRXS
2017-2022 Harley-Davidson Street Glide Special FLHXS
2017-2022 Harley-Davidson Road King Special FLHRXS
2017-2022 Harley-Davidson Electra Glide Ultra Limited FLHTK
2017-2022 Harley-Davidson Road King EFI FLHR
2017-2022 Harley-Davidson Road Glide Custom FLTRX
2017-2022 Harley-Davidson Street Glide EFI FLHX
2017-2022 Harley-Davidson CVO Street Glide FLHXSE
2017-2021 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE
2017-2021 Harley-Davidson Electra Glide Police FLHTPI
2017-2019 Harley-Davidson Electra Glide Ultra Limited Low FLHTKL
2017-2019 Harley-Davidson Road Glide Ultra FLTRU
2017-2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI

Shipping Policy

At Lifestyle Cycles we want your experience with us to be that of pleasure and our service to be  equalled by none. Buying parts and accessories for your bike should be quick, simple and easy! We are also riders and builders! We know that you want your parts and accessories as soon as possible! 

Return Policy

At Lifestyle Cycles we want your experience with us to be that of pleasure and our service to be equalled by none. Buying parts and accessories for your bike should be quick, simple and easy! We are also riders and builders! We know that you may not be ready to install the parts and accessories right when you get them. With that in mind, we have a 60-day return policy, which means you have 60 days after receiving your item to request a return.

Read our full return policy here.

MPN: 910-0843