S&S Cycle Easy Start 551GE Gear Drive Camshaft Kit - Harley Dyna
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.
Upgrade your Harley-Davidson Dyna with the S&S Cycle Easy Start 551GE Gear Drive Camshaft Kit. This kit is specifically engineered to reduce starter load and enhance cold-start reliability, all while maintaining excellent rideability. It's a comprehensive solution for improving your Dyna's engine performance and longevity.
Why riders pick this
- Easy Start design reduces starter load
- Includes 551GE gear drive camshaft
- Comes with all necessary inner gears
- Improves cold-start reliability
- Eliminates chain tensioner maintenance
The S&S Cycle Easy Start 551GE Gear Drive Camshaft Kit is a game-changer for Dyna owners seeking improved starting performance and a more robust valvetrain. The innovative Easy Start design significantly lessens the strain on your starter motor during cold starts, which is especially beneficial for older bikes or those with higher compression. This gear drive system eliminates chain tensioner maintenance, offering a more durable and reliable setup for the long haul.
Enhanced Starting and Durability
- Easy Start design reduces starter load for smoother cold starts
- Includes 551GE gear drive camshaft for precise timing
- Comes with all necessary inner gears for a complete conversion
- Eliminates chain drive maintenance for increased reliability
- Maintains stock-like rideability for everyday use
Optimize Your Dyna Engine
This camshaft kit is ideal for Dyna riders looking for a performance upgrade that also addresses common starting issues. The gear drive system provides a direct, positive connection between the crankshaft and camshaft, ensuring consistent timing and eliminating the potential for chain stretch. While the Easy Start feature makes starting easier, camshaft installation typically requires engine teardown and careful timing verification, so professional installation is strongly recommended to ensure optimal performance and engine longevity.
Specifications
- Brand: S&S Cycle
- Manufacturer Part #: 106-5737
- Weight: 5.8 lb
- Category: Engine Components / Camshafts
Common questions
What is the benefit of the Easy Start design in this camshaft kit?
The Easy Start design reduces valve overlap and lift during startup, which significantly lowers the load on your starter motor, making cold starts easier and extending starter life, especially on older bikes.
Are inner gears included with this S&S Cycle camshaft kit?
Yes, the kit is comprehensive and includes all necessary inner gears along with the 551GE gear drive camshaft, providing a complete solution for your Dyna.
Will this camshaft kit fit Twin Cam or Milwaukee-Eight engines?
No, this S&S Cycle Easy Start 551GE Gear Drive Camshaft Kit is specifically engineered for the Harley-Davidson Dyna platform only. Different engine families require different cam profiles and drive systems.
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.
| BRAND | S&S Cycle |
| TYPE | Camshafts |
| SKU | T14-619418 |
| WEIGHT | 5.8 lb |
