Build your M8 into a 132" engine with this big-bore bolt-in kit, designed to increase 114"/117" engines with a 4.5" stroke without case machining.
It includes 4.32" bore cylinders, 11.0:1 forged pistons, S&S 550 cams, premium tappets, quickee pushrods, and the gaskets needed for installation.
The S&S oil pump/cam plate features removable passage plugs, independent scavenge sections, debris screens, a cam chest magnet, increased oil flow capacity, and an adjustable pressure relief valve.
Also included are S&S hard-anodized, black coated billet aluminum tappet cuffs and valve springs designed to work with cams up to 0.605" lift.
Made in the USA. Not for 121" CVO or any Trike models.
: 0904-0168
In Stock
Data sheet
Type
Engine
Units
Kit
Color/Finish
Highlighted Fins, Black Granite
Brand
S&S CYCLE
Bore Size
4,320"
Displacement
132"
Cooling System
Water Cooled
Stroke Length
4-1/2"
Compression Ratio
11.0:1
Cam Drive Type
Chain
Model Family
CVO
Touring
Trike
This product fits the following vehicles. Use the filters below to narrow down the list if needed.
Manufacturer
Model
Family
Year
Notes
Harley Davidson
Trike Tri Glide Ultra Classic 107
Trike
2017
Harley Davidson
Tri Glide Ultra 107
Trike
2018
Harley Davidson
Tri Glide Ultra 107
Trike
2019
Harley Davidson
Tri Glide Ultra 114
Trike
2020
Harley Davidson
Tri Glide Ultra 114
Trike
2021
Harley Davidson
Tri Glide Ultra 114
Trike
2022
Harley Davidson
Tri Glide Ultra 114
Trike
2023
Harley Davidson
Tri Glide Ultra 114
Trike
2024
Harley Davidson
Tri Glide Ultra 114
Trike
2025
Harley Davidson
Tri Glide Ultra CVO 117
CVO
2020
Harley Davidson
Tri Glide Ultra CVO 117
CVO
2021
Harley Davidson
Tri Glide CVO 117
CVO
2022
Harley Davidson
Electra Glide Ultra Limited 107
Touring
2017
Harley Davidson
Ultra Limited Shrine Edition 107
Touring
2018
Harley Davidson
Ultra Limited Shrine Edition 114
Touring
2019
Harley Davidson
Ultra Limited Shrine Edition 114
Touring
2020
Harley Davidson
Ultra Limited Shrine Edition 114
Touring
2021
Harley Davidson
Ultra Limited Shrine Edition 114
Touring
2022
Harley Davidson
Ultra Limited Shrine Edition 114
Touring
2023
Harley Davidson
Glide Ultra Limited 114
Touring
2024
Harley Davidson
Electra Glide Ultra Limited Low 107
Touring
2017
Harley Davidson
Ultra Limited Low 107
Touring
2018
Harley Davidson
Ultra Limited Low 114
Touring
2019
Harley Davidson
Electra Glide Ultra Limited CVO 114
CVO
2017
Harley Davidson
Ultra Limited CVO 117
CVO
2019
Harley Davidson
Ultra Limited CVO 117
CVO
2020
Harley Davidson
Ultra Limited CVO 117
CVO
2021
Harley Davidson
Ultra Limited CVO Anniversary 117
Touring
2018
Harley Davidson
Street Glide CVO 114
CVO
2017
Harley Davidson
Street Glide CVO 117
CVO
2018
Harley Davidson
Street Glide CVO 117
CVO
2020
Harley Davidson
Street Glide CVO 117
CVO
2021
Harley Davidson
Road Glide Limited 114
Touring
2020
Harley Davidson
Road Glide Limited 114
Touring
2021
Harley Davidson
Road Glide Limited 114
Touring
2022
Harley Davidson
Road Glide Limited 114
Touring
2023
Harley Davidson
Road Glide Limited 114
Touring
2024
Harley Davidson
Road Glide Limited CVO 117
CVO
2022
Harley Davidson
Road Glide Limited Anniversary CVO 117
CVO
2023
Harley Davidson
Road Glide Ultra 107
Touring
2017
Harley Davidson
Road Glide Ultra 107
Touring
2018
Harley Davidson
Road Glide Ultra 114
Touring
2019
Harley Davidson
Road Glide CVO 117
CVO
2018
Harley Davidson
Road Glide CVO 117
CVO
2020
Harley Davidson
Road Glide CVO 117
CVO
2021
Harley Davidson
Road Glide CVO 117
CVO
2022
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