Originally Posted by Tom84FXST
I have never seen anyone run one...several companies make them...check with them and see what kind of warranty they have...that will give you some idea of the longevity of the product. It is basically a "minibike" clutch so if you use it automatically all the time it will wear quicker than a "normal" clutch...but you can disengage it normally and use it automatically only when you need to. All the ones I have seen only work with a BDL 3" open belt drive. (or BDL clone)
Thanks Tom, the EFM is really just a replacement pressure plate that's suppose to work with any primary configuration. From everything I've read on their site and seen in the videos, it looks very impressive. I'm just hoping to hear some "first hand" experience from folks currently using the ppoduct.
The FAQ from their site reads well:
What does the EFM No-Stall Auto Clutch do?
The EFM Auto Clutch is a automatic pressure plate designed to work with ANY TYPE OF BIKE. The EFM Auto Clutch allows the rider to take off and stop simply by using the throttle and with out touching the clutch lever. Smooth acceleration and stopping with out the worry of stalling the motorcycle.
Does the EFM No-Stall Auto Clutch have a warranty?
The EFM No-Stall Auto Clutch comes with a life time warranty material and workmanship.
What models does EFM No-Stall Auto Clutch work with?
All, no matter what you drive, EFM has been in the motorcycle industry since 1990 and making auto clutch’s for over 10 years. EFM is the manufacturer. We started making the EFM No-Stall Auto Clutch 1996. We have them for street bikes and dirt bikes.
What kind of primary does the EFM No-Stall Auto Clutch work with.
Any and all, we make them for every type of primary, wet or dry, open or enclosed. EFM has its own engineering department with state of the art CAD-CAM to go from design to working model in 1 DAY--WE ARE THE CLUTCH EXPERTS!
Does the EFM No-Stall Auto Clutch automatically shift gears?
No, the EFM No-Stall Auto Clutch assembly is a automatic pressure plate. You still have to shift gears. You can still use the clutch also if desired only with MORE HOLDING POWER
then any stock or after-market clutch out there.
Do I need to keep the clutch lever?
EFM recommends you still to have a manual clutch lever. You can still use the clutch lever for shifting, but with 1 finger pull for normal shifting rpms.
Do I need to adjust EFM No-Stall Auto Clutch?
No, once the unit is set up, it will work that way for a long time. Unless you abuse your clutch by taking off in the wrong gear, letting it slip more than normal, etc. you will probably never need to adjust it.
What kind of maintenance will the EFM unit need?
How do I install the EFM No-Stall Auto Clutch?
The EFM unit will replace your stock pressure plate or clutch completely. If you can remove your stock clutch, you can install the EFM unit.
Do I need to modify my bike to fit the EFM No-Stall Auto Clutch?
No, this unit is a direct replacement to your stock clutch. Always check after the EFM is installed for clearance, but they are designed to be a direct replacement to a stock unit.
How long does it take to install?
Depending on how many things you have to take off to get to the primary, usually 1- 2 hours.
Does the EFM No-Stall Auto Clutch void the warranty?
No, Harley-Davidson does not warranty the clutch pack, this is the only thing that can wear out. On the EFM automatic pressure plate, there is NOTHING TO WEAR OUT.
Does the EFM No-Stall Auto Clutch work with hydraulic clutch?
Yes, the EFM will work with any type of clutch lever, cable, twist or foot pedal type clutch.
How much horsepower will the EFM No-Stall Auto Clutch hold?
We have tested with 280 hp turbo charged and super charged bikes. We have yet to find one to slip.