S&S Cycle
S&S Cycle 99-06 BT Models 100in Sidewinder Big Bore Kit - Silver
SKU: S0GE 910-0642
Description
Part #: 910-0642
Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do not require machining, rebalancing or engine removal, and include just about everything you'll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining!
Silver
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | S&S Cycle |
| Part Number | S0GE 910-0642 |
Videos
S&S Big Bore Kits and Cylinder Heads for Harley Review at RevZilla.com
100" Big Bore Kit & Individual Cylinder Tuning
How to Install: S&S Cycle Winter Power Pack (Part 1) Big Bore Kit
Big bore 100 cube S&S
110ci Harley Davidson Twin Cam engine build (S&S cycle big bore kit w/ Woods 999 CAMSHAFTS!)
How to Install: S&S Cycle Power Package (Part 3) Dyno Runs
2006 Harley Davidson Ultra Classic S&S Big Bore Kit w/Cams TechnoResearch
100ci big bore kit update!!!!
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.
View Full Return Policy