S&S Cycle

Milwaukee-Eight ®

124" & 128" BIG BORE KITS

Milwaukee-Eight ®

FITMENT: • 2017–2020 touring models • 2018–2020 Softail® models

FEATURES AND BENEFITS: • 107" to 124" Big Bore Kit • 114" to 128" Big Bore Kit • 114" & 117" CVO™ to 128" Big Bore Kit • 4.250" bore • Forged pistons • 11.1 compression ratio • Wrinkle black or black granite finish

96 ™ /103 ™ /110 ™

2007–2017 Twin Cam

SPECS FOR 124" & 128" BIG BORE KITS Displacement Bore Stroke

Piston Type

Compression Ratio

• Available with or without highlighted fins • Bolt-on kit — No machining required • Includes head, base, & exhaust gaskets and hardware

124" 128"

4.250 4.250

4.375

Forged Forged

11.1 11.1

1999–2006 Twin Cam 88 ®

4.5

124" & 128" BIG BORE KITS FOR 2017–2020 TOURING MODELS & 2018–2020 SOFTAIL® MODELS Displacement Finish Part #

910-0681 910-0625 910-0685 910-0684

Sportster ® & Buell ® Indian ® Models Street Rod ™

1986–2019

Wrinkle Black with Non-Highlighted Fins

124"

Wrinkle Black with Highlighted Fins

Wrinkle Black with Non-Highlighted Fins Wrinkle Black with Highlighted Fins Black Granite with Highlighted Fins

128"

910-0733 DISCLAIMER: FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT.

2014–2019 Street ® &

Tools & Shop Supplies

Warranty & Company Policy

Index

Appendix &

25

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