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S&S 128" Big Bore Kit For Harley 114" Milwaukee Eight 2017-2022

Item: P672777

1 Read 1 Review 6 Q&As Write a Review

Upgrade your 114" M8 motor to the largest bore size possible, without required machining of your cases. This is as simple as big power gets, with ever… Read More

S&S Big Bore Kits and Cylinder Heads for Harley Review

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Product Description

Part Numbers

Fitment

This product is legal in California only for racing vehicles which may never be used, registered or licensed for use upon a highway.

S&S 128" Big Bore Kit For Harley 114" Milwaukee Eight

Upgrade your 114" M8 motor to the largest bore size possible, without required machining of your cases. This is as simple as big power gets, with everything necessary for installation included.

Features:

Bolt-on kit, the largest cylinder bore possible for 114" M8 motors without required machining of the crankcases
4.250" bore, 4.500" stroke
11:1 forged pistons with rings, pins and clips
All gaskets and hardware required for installation included
Made in the USA

Made in the USA

Product Style	RevZilla Item #	MFR. Product #	Availability
Product Style Black w/ Highlighted Fins	RevZilla Item #1591335	MFR. Product #910-0684	AvailabilityIn Stock: Ships in 1-2 business days
Product Style Black w/ No Highlight	RevZilla Item #1591334	MFR. Product #910-0685	AvailabilityAvailable: Ships in 3-5 business days

This product is vehicle specific.

Select a vehicle to ensure fitment.

Select Your Vehicle

Fitment Notes & Exceptions

Fits models with 114" Milwaukee Eight motor only

This Product Fits

Harley Davidson: Electra Glide Ultra Limited CVO/SE FLHTKSE 2017, 2018, 2019, 2020, 2021; Electra Glide Ultra Limited FLHTK 2020, 2021, 2022; Road Glide CVO/SE FLTRXSE 2018, 2019, 2020, 2021, 2022; Road Glide Limited FLTRK 2020, 2021, 2022; Road Glide Special FLTRXS 2019, 2020, 2021, 2022; Road Glide ST FLTRXST 2022; Road King Special FLHRXS 2020, 2021, 2022; Softail Breakout 114 FXBRS 2018, 2019, 2020; Softail Fat Bob 114 FXFBS 2018, 2019, 2020, 2021, 2022; Softail Fat Boy 114 FLFBS 2018, 2019, 2020, 2021, 2022; Softail FXDR 114 FXDRS 2019, 2020; Softail Heritage Classic 114 FLHCS 2018, 2019, 2020, 2021; Softail Low Rider S FXLRS 2020, 2021, 2022; Softail Low Rider ST FXLRST 2022; Street Glide CVO/SE FLHXSE 2017-2022; Street Glide Special FLHXS 2019, 2020, 2021, 2022; Street Glide ST FLHXST 2022

Product Description

Part Numbers

Fitment

1 Customer Reviews

1 4/5

6 Questions & 3 Answers

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