We have the KWI Hyperdrive H2 weights in stock with free shipping and no tax outside WV
We also sell the weights and Hyperdrive Billet cap as a package.
(Hyperdrive caps are currently out of stock until next week)
If anyone is interested the the KWI Fusion clutches hit me up, we can set them up for your needs whether rock crawling or desert racing, we have a lot of experience with these clutches and work closely with KWI on the design and setup.
We can save you the shipping charges plus we don't charge...
Yes, the KWI secondary is larger in diameter than the factory secondary, and this picture is of the factory secondary with our modifications to run the longer belt.
No, it is too long, we have modified the stock secondary to run it, it runs high in the sheave but we have not had any issues running it like that but we don’t have a lot of miles on that setup.
I would be interested in what your wide open RPMs are at 55 mph on flat ground.
From 20-25 mash it to the floor, we like to see about 8800 RPMs at 55.
If it’s lower you need to remove some tip weight, if it’s full redline you can add some tip weight.
We find this gives you the best performance...
I had read of a few issues with the Razorback plus there is a multi area sensor available for the AIM.
The AIM also has a quick connection at the belt box and since you have to mount it in the outside cover this was a must, I have read that the Razorback does not have that option but I can’t...
Not a Razorback but an AIM infrared belt temp gauge, I used an adhesive Ram mount with a short arm and an adapter plate with 1" RAM ball to mount mine.
For some newcomers and some that may have missed it here are the details on the H2 Primary clutch fix.
Here is the fix for the H2 primary clutch issue.
We have disassembled and checked out the new clutch and here are the details.
July 18,2026
A couple more additions to the H2 today..
The Evolution Powersports catch can and CAT delete / bypass pipe, I really wish the EVP muffler would work with this but we’ll see, it definitely has a deeper tone and a little bit louder but we’ll see how it sounds on the trail..
I had...