Feuling Crankshaft Runout & Gear Drive Backlash Tool - Harley Twin Cam & Evolution
About Feuling
Feuling Parts specializes in the internals that decide whether a big-inch V-twin lives or dies — oil pumps, cam plates, lifters, pushrods and camshafts. Its high-volume oil system components are a standard upgrade on high-mileage and high-output Twin Cam and Milwaukee-Eight engines.
The Feuling Crankshaft Tool is an essential piece of kit for any V-twin builder or serious home mechanic. It allows for precise measurement of crankshaft runout and gear drive backlash, critical for optimal engine performance and longevity. This tool ensures your Twin Cam or Evolution engine's rotating assembly is within spec, preventing premature wear and potential failure.
Why riders pick this
- Measures crankshaft runout with precision
- Checks gear drive backlash accurately
- Mounts to cam chest for easy access
- Includes +/-0.001 dial indicator
- Compatible with Twin Cam and Evolution engines
When you're building or rebuilding a Harley Twin Cam or Evolution engine, checking crankshaft runout and gear drive backlash isn't optional—it's mandatory. The Feuling Crankshaft Tool provides a quick and accurate way to get these vital measurements. It mounts directly to the cam chest side of your engine case, giving you clear dial indicator readings of your pinion shaft's runout, even with the crank still installed.
Precision Measurements for Engine Health
- Provides quick and accurate readings of pinion shaft runout
- Allows for precise gear drive backlash checks
- Mounts securely to the cam chest side of the engine case
- Includes a high-precision +/-0.001 dial indicator for reliable results
Engine Compatibility and Ease of Use
Designed specifically for Twin Cam and Evolution V-twin engines, this tool takes the guesswork out of engine assembly. The included tool plate, thumb screws, and all necessary mounting hardware make installation straightforward. Whether you're setting up a new cam or diagnosing an existing issue, this Feuling tool helps ensure your engine runs true and strong.
Specifications
- Brand: Feuling
- Manufacturer Part #: 9015
- Length: 8.65 in
- Width: 8.4 in
- Height: 2.1 in
- Weight: 2.14 lbs
Common questions
What engines is this tool compatible with?
This Feuling tool is designed for Harley-Davidson Twin Cam and Evolution V-twin engines where the crankshaft is already installed in the engine case.
What is included with the tool?
The kit includes the main tool plate, a +/-0.001 dial indicator, thumb screws, and all necessary mounting hardware for installation.
How does this tool attach to the engine?
The tool mounts to the cam chest side of the engine case, utilizing the existing cam cover bolt holes for a secure and stable setup.
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 | Feuling |
| TYPE | Tools |
| SKU | 811-09015 |
| WEIGHT | 2.14 lb |
