About S&S Cycle
S&S Cycle has built American V-twin performance parts in Viola, Wisconsin since 1958 — flywheels, carburetors, cams, cylinder heads and complete crate engines. When a Harley owner talks about a 124, a 128 or a 131 build, they are usually talking about S&S. Few names carry more weight with engine builders in this space.
Experience precise valve timing and effortless starts with the S&S Cycle 585GE Easy Start Gear Drive Camshaft Kit for Harley Dyna and Big Twin engines. This kit eliminates timing chain lash, ensuring consistent performance, and its Easy Start design allows your stock starter to reliably crank larger displacement engines.
Why riders pick this
- Gear drive eliminates timing chain lash for precision
- Easy Start works with stock starter motors
- Compatible with stock valve springs
- Includes inner gears and full installation hardware
- Designed for specific compression and displacement ranges
The 585GE camshaft kit is engineered for riders seeking maximum efficiency and reliability from their V-twin. By utilizing a gear drive system, it removes any slop associated with chain-driven setups, providing a more direct and accurate valve actuation. The innovative Easy Start feature means you won't need to upgrade your starter, even with higher compression or larger displacement builds.
Precision and Reliability
- Gear drive design eliminates timing chain lash for accurate timing
- Easy Start feature allows use of stock starter motor
- Compatible with factory valve springs for simpler installation
- Includes inner gears and comprehensive installation hardware
Engineered for Performance Builds
This camshaft kit is ideal for 88–96 cubic inch engines running 10–10.5:1 compression, or 100–107 cubic inch engines at 9.7–10.5:1 compression. It's a robust upgrade for those pushing their V-twin's limits, offering improved power delivery and a smoother idle. Confirm your engine's compression and displacement to ensure perfect compatibility.
Specifications
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Brand: S&S Cycle
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Manufacturer Part #: 106-5225
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Category: Engine Components / Camshafts
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Weight: 6.05 lb
Common questions
Will this cam kit fit my 2006 Dyna?
Yes, this kit fits 2006 Harley-Davidson Dyna models. It is also compatible with 2007–2016 Big Twin models within the specified engine displacement and compression ratios.
Do I need to replace my valve springs with these cams?
No, the S&S Cycle 585GE Easy Start camshafts are designed to work effectively with your stock valve springs, simplifying the installation process.
What engine compression ratio is required for these cams?
These cams are optimized for 88–96 cubic inch engines at 10–10.5:1 compression, or 100–107 cubic inch engines at 9.7–10.5:1 compression. Verify your engine's compression before ordering.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
