Engine Parts
Other Variations
Big Bore Kit Hc 136/132 4.320bore Black W/hl Fins M8 2017-25
Part # 0904-0148
$1849.95
NY: 0
National: 11
- —132" high compression kit will work on 114"/117" motors with 4-1/2" stroke flywheels only
- —Bolt-on, does not require machining of the crankcases
- —Made in the USA
- —To achieve 136" big bore, S&S flywheel with 4-5/8" stroke is required (sold seperately).
- —Not compatible with Harley Davidson 4-5/8" stroke flywheel.
- —Not for M8 with 121" CVO.
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Stroke Length4-5/8"
UnitsKit
Color/FinishHighlighted Fins
Product NameBig Bore Kit
Color/FinishBlack
Features0.00 cc Dome Volume
Riding StyleStreet
Displacement132"
TypeHigh Compression
Stroke Length4-1/2"
Bore Size4.320"
Displacement136"
Weight29.4 lbs
Dimensions (L x W x H)18.75" x 14.75" x 10.75"
Fits These Vehicles (157)
Softail Low Rider ST FXLRST2025
FLHX Street Glide2025
FXBR Breakout 1172025
FXLRST Low Rider ST 1172025
Softail Low Rider S FXLRS2025
FLHRXS Road King Special2025
Softail Street Bob FXBB2025
FLTRX Road Glide2025
Electra Glide Police FLHTPI2025
Softail Fat Boy FLFB2025
FXLRS Low Rider S 1172025
FLHC Heritage Classic 1172025
Softail Breakout FXBR2025
FLHTK Ultra Limited2024
Electra Glide Police FLHTPI2024
FXBBS Street Bob 1142024
FLHRXS Road King Special2024
FLFBS Fat Boy 1142024
FLTRX Road Glide2024
FXBR Breakout 1172024
FLTRK Road Glide Limited2024
FLI Hydra-Glide Revival2024
FXLRS Low Rider S 1172024
FLHX Street Glide2024
FXLRST Low Rider ST 1172024
FLHCS Heritage Classic 1142024
FLHRXS Road King Special2023
FLHCS Heritage Classic 1142023
FXBBS Street Bob 1142023
FLTRK Road Glide Limited2023
FXFBS Fat Bob 1142023
FXLRST Low Rider ST 1172023
FLHXST Street Glide ST2023
FLHX Street Glide2023
FLTRXS Road Glide Special2023
Electra Glide Police FLHTPI2023
FLTRXST Road Glide ST2023
FLHFB Electra Glide Highway King2023
FLFBS Fat Boy 1142023
FXBR Breakout 1172023
FLHXS Street Glide Special2023
FLTRX Road Glide2023
FXLRS Low Rider S 1172023
FLHTK Ultra Limited2023
FLHXS Street Glide Special2022
FLHXST Street Glide ST2022
FLHR Road King2022
FLTRXST Road Glide ST2022
FLHCS Heritage Classic 1142022
FXBBS Street Bob 1142022
Electra Glide Police FLHTPI2022
FLHTK Ultra Limited2022
FLHRXS Road King Special2022
FLHT Electra Glide Standard2022
FLTRXS Road Glide Special2022
FXFBS Fat Bob 1142022
FLTRKSE CVO Road Glide Limited2022
FXLRS Low Rider S 1172022
FXRST Low Rider El Diablo 1172022
FLHX Street Glide2022
FLHXSE CVO Street Glide2022
FLTRX Road Glide2022
FXLRST Low Rider ST 1172022
FLTRK Road Glide Limited2022
Road King Police FLHP2022
FLFBS Fat Boy 1142022
Softail Street Bob FXBB2022
FLTRK Road Glide Limited2021
FLFBS Fat Boy 1142021
Electra Glide Police FLHTPI2021
FLHTK Ultra Limited2021
FXLRS Low Rider S 1142021
FLHR Road King2021
FLHX Street Glide2021
FLHXSE CVO Street Glide2021
FLHT Electra Glide Standard2021
FLTRX Road Glide2021
FXFBS Fat Bob 1142021
FLH Electra Glide Revival2021
FLHRXS Road King Special2021
FLHXS Street Glide Special2021
FLTRXS Road Glide Special2021
FLHTKSE CVO Limited2021
Road King Police FLHP2021
FLHCS Heritage Classic 1142021
FXBBS Street Bob 1142021
FLHTK Ultra Limited2020
FLHX Street Glide2020
FXFBS Fat Bob 1142020
FXLRS Low Rider S 1142020
FLTRXS Road Glide Special2020
FLFBS Fat Boy 1142020
FLHXSE CVO Street Glide2020
FXBRS Breakout 1142020
FLTRK Road Glide Limited2020
FLTRX Road Glide2020
FLHCS Heritage Classic 1142020
Electra Glide Police FLHTPI2020
FLHR Road King2020
FLHT Electra Glide Standard2020
FLHTKSE CVO Limited2020
FLHRXS Road King Special2020
FLHXS Street Glide Special2020
Road King Police FLHP2020
FXDRS FXDR 1142020
FLHR Road King2019
FLHT Electra Glide Standard2019
FLTRX Road Glide2019
FLHXS Street Glide Special2019
FLHXSE CVO Street Glide2019
FXFBS Fat Bob 1142019
FXDRS FXDR 1142019
Electra Glide Police FLHTPI2019
FLHTKSE CVO Limited2019
FLHX Street Glide2019
FLHTCU Electra Glide Ultra Classic2019
FLHTK Ultra Limited2019
FLTRU Road Glide Ultra2019
FLHRXS Road King Special2019
FLTRXS Road Glide Special2019
FLHCS Heritage Classic 1142019
FLHTKL Ultra Limited Low2019
Road King Police FLHP2019
FXBRS Breakout 1142019
FLFBS Fat Boy 1142019
FLHTK Ultra Limited2018
FLHTKSE CVO Limited2018
FXFBS Fat Bob 1142018
FLTRXS Road Glide Special2018
FLFBS Fat Boy 1142018
Electra Glide Police FLHTPI2018
FLHR Road King2018
FLHTCU Electra Glide Ultra Classic2018
FLTRU Road Glide Ultra2018
FLTRX Road Glide2018
Road King Police FLHP2018
FLHXSE CVO Street Glide2018
FLHTKL Ultra Limited Low2018
FLHX Street Glide2018
FLHRXS Road King Special2018
FLHXS Street Glide Special2018
FXBRS Breakout 1142018
FLHCS Heritage Classic 1142018
FLHXS Street Glide Special2017
FLHRXS Road King Special2017
FLHTCU Electra Glide Ultra Classic2017
FLTRX Road Glide2017
FLTRXS Road Glide Special2017
FLHTK Ultra Limited2017
FLHTKSE CVO Limited2017
FLHR Road King2017
FLTRU Road Glide Ultra2017
Road King Police FLHP2017
FLHXSE CVO Street Glide2017
FLHTKL Ultra Limited Low2017
Electra Glide Police FLHTPI2017
FLHX Street Glide2017
Not sure it fits? Call our Harley techs at 607-654-7431.
More from S&S CYCLE
Exh 2-1 Ch/bl Rc 18-19 St
$1338.95→
Mufflers Gn Chrome FLT 17-
$562.95→
Belt Secondary Drive (40048-07) 130 Tooth 1.125 X7n
$275.95→
Ignition Kit Hi4n 70-99bt
$599.95→
Pistons 128 +.010 M8
$636.95→
Engine V111lb Black 84-99
$7999.95→
Engine Mk136 Black Oil-cooled 49 State M8 17-23 Touring
$11999.95→
Power Pk Chn 07-17 Black
$3396.95→