S&S 128″ Power Package Big Bore Kit Water-Cooled for 114″/117″ Harley M8

Description

Product Description

S&S 128″ Power Package Big Bore Kit Water-Cooled for 114″/117″ Harley M8

128″ Power Package Kit. Water cooled.

Fits: 2017-2026 Harley M8 Models with Water-Cooled Engines (Except CVO 121″)

• 114″ to 128″ big bore kit; 114″ and 117″ CVO to 128″ big bore kit
• Bolt-in kit, case maching not required
• Forged pistons
• Includes oil pump/cam plate, pushrods with chrome covers, tappets, tappet cuffs, S&S 550 camshaft, and valve springs

NOTE: Not for 121″ CVO Models

Fitment

2025	Harley-Davidson	Street Glide Ultra FLHXU	–	–
2025	Harley-Davidson	Tri Glide Ultra Classic FLHTCUTG	–	–
2022-2023	Harley-Davidson	FLTRKSE CVO Road Glide Limited	–	–
2022	Harley-Davidson	FLHTCUTG Tri Glide Ultra G.I.	–	–
2020-2024	Harley-Davidson	FLTRK Road Glide Limited	–	–
2020-2022	Harley-Davidson	FLHTCUTGSE CVO Tri Glide	–	–
2017-2025	Harley-Davidson	FLHTCUTG Tri Glide Ultra	–	–
2017-2024	Harley-Davidson	FLHTK Ultra Limited	–	–
2017-2021	Harley-Davidson	FLHTKSE CVO Limited	–	–
2017-2019	Harley-Davidson	FLHTKL Ultra Limited Low	–	–

Additional Information

MPN	310-1107C
MPN	310-1101C
MPN	310-1102C
MPN	310-1118C

Emissions Notice Fitment