Engines and Components› Engines, Blocks and Components

S&S Cycle

S&S Cycle 2017+ M8 4.250in Bore 550C Cam w/ Chrome Pushrods Power Pack - Black Granite w/ Highlight

$3,265.95

SKU: S0GE 310-1107B

In Stock
In Stock
Ships by Jun 14
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The S&S Cycle 310-1107B is a 128 Power Package Engine Performance Kit designed for Harley-Davidson Milwaukee-Eight 114" and 117" engines. This big-bore bolt-on kit increases displacement with 4-1/2" stroke M-Eight engines, requiring no case machining. It includes cylinders, forged pistons, S&S oil pump/cam plate, Quickee pushrods, S&S premium tappets, S&S 550 cams, and S&S valve springs, along with all necessary installation hardware. This kit is made in the U.S.A.

Fitment

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Specifications

BrandS&S Cycle
Part NumberS0GE 310-1107B

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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