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Muninsing Clutching report Stock verse Ulmer Racing

136monoshock

VIP Member
Joined
Mar 3, 2004
Messages
76
Location
warren michigan
First I wanted to say this is jtssrx. I emailed this report to my brother so he could post it for me.


Day 1 : I started out Thursday Morning on the trail with zero miles. The snow was very loose and greasy. My motor was so tight that when I let out of the throttle I felt like I was going to fly over the bars. My buddy Mighty Warrior and I have attacks. Tim had 50 miles on his and Mighty had a few more I believe. Tim and Mighty were stock clutched and I had Ulmers Kit. For the first 30 miles Tim pulled away from me very easily in the trail. We were heading from Muni out to the Kingston Plains in route to Grand Maris. When we got to the Plains I had about 40 miles and we Lined up the three sleds. The snow was about 12 to 20 inches deep and packed. A guy riding with us jumped off the sled and flagged us off. I jumped out 1 sled and stayed there up to 120 MPH on the dream meter. We tried to get out on the plowed county road which was all ice and would have been great for racing but Mighty and Tim over heated so that race was off. My sled didn't over heat. I switched to Engine Ice and had zero over heat issues. That was the end of the racingfor the day.


Day 2: It had rained during the night and we lost some snow. Mighty and his buddy decided to leave witht eh poor conditions. Tim and I didn't head out until the temps dropped and some snow flurries were falling. We trailed over to the Bear trap and headed back out to the Kingston plains where the snow was deeper. During our ride we found a icy road to race on. At this point I had about 180 miles on my sled. We lined them up and every time I'd rocket 3 to 5 sleds out on him and stay out there, sometimes gaining a lengtht 5 plus in 1000 feet. We did this about 5 to 8 times with the result being the same every time.

Day 3: We decide to trailer to Gwinn to a drag race a guy was putting on. We dump off at a Air Force Base and trail rode for about 10 miles to his house. I raced several sleds including two sleds with Hauck Get Ur Dun Packages. I beat everyone there. To be fair I had the best traction. My best run of the day came against NOSPRO, IBEABAD1, and a large field of other mixed sleds. Viper Dave was flagging and I lined up in some hard crust. Dave drops the flag and I launched 6 sleds ahead of the field. I'm looking back and the only sled gaining on me is IBEABAD1's Northeast turbo. He didn't catch me until after the 660 cone "WOOOOOOOOOOOW". I was so dam stoked!!!! IBEABAD1 came up to me right after and says how in the hell did you do that. I said I just launched and shes running hard. At this point Tim and I decide to swap clutches. With the stock clutching and my traction I could still beat people but not like I did with Ulmers when I hooked hard. The main difference between the stock clutching and Ulmers was how hard Ulmers hits out of the hole. With stock clutching I was able to come out the same every time because it wasn't hitting as hard. So I always ended up 3 sleds ahead more no less. Now it's time to head back. We start trail riding and I notice I hate the stock clutching in the trail. The Ulmer setup was spot on Corner to corner With awesome back shift. We get back to the truck and load them and Head to Foggies.


Tim's sled with the stock clutching is pulling about 10500 to 10800. The RPM climbs slowly. With me on my sled I pull only 10200 to 10400. I need to be at 10700 to 10800. Pro116 Raced my sled and said it hit 10600 and really started to scream!!!

My over all thought of the Kit was for trail use it is flat out awesome. The throttle response Corner to corner rivals any 2 stroke and might just be better.If you want to drag race this kit you better have some traction or your going to spin big time with the hard hit out of the hole. :Rockon:


One more thing the more miles I put on the quicker it gets.
 

Just wondering what you had your clutch set on.As far as where and what weights and what you had your secondary set at.I have mine at 4 washers at the heel and 2 at the tip and also secondary at 90*.Thanks for your help.
 
Let me add my 2 cents here. I believe this and most clutch kits are designed to get you out of the hole now. Trail riding and messing with your buddies while already moving I didn't see any advantage to Ulmers kit. I seemed to have missed where Jason talked about him and I running from about 35-40 mph and me walking right away :flag: To be fair, his sled had under 50 miles at the time and I had about 80. We did mess around a few more times and not once did his sled beat mine. I do wish we would have had better conditions so my buddy and I could have stayed, but personally we don't like riding in the rain in mud............
 
Dan, we were in Watersmeet, and it was very good, put on close to 450 miles in 2.5 days. I saw on the weather channel it was actually warmer up north

This I can tell you. Stock clutching changes big time over the miles.
At 300 miles pin it at about 20 and it went to 9000 and slowly climbed to 10,000.
At 800 miles, it would shoot to about 9700 and climb quicker to about 10,400
 
question, monoshock says he switched to engine ice and had no overheating issues,what exactly is engine ice?
 
Here are answers from My brother for your replies.

1chopper said:
Just wondering what you had your clutch set on.As far as where and what weights and what you had your secondary set at.I have mine at 4 washers at the heel and 2 at the tip and also secondary at 90*.Thanks for your help.


The Clutching was set as allen Sent it to me. I simply bolted it in. I do remeber that I have the secondary at 90.


Doesn't matter.......if you want to stop overheating when temps are above 32.........IMHO you will need the rear heat exchanger.

it was well above freezing when they over heated. Close to 40 I would say and I didn't over heat.

I had a freind that had a RX-1 with serious over heat issues because of his M10. I installed Engine ice in his and it went away.



Let me add my 2 cents here. I believe this and most clutch kits are designed to get you out of the hole now. Trail riding and messing with your buddies while already moving I didn't see any advantage to Ulmers kit. I seemed to have missed where Jason talked about him and I running from about 35-40 mph and me walking right away To be fair, his sled had under 50 miles at the time and I had about 80. We did mess around a few more times and not once did his sled beat mine.


Number one with out riding my sled and then your sled for at least 5 to 10 trail miles you have no right to comment on the kit. I rode both the stock clutched and the Ulmer clutched as well as Tim and we agreed the Ulmer was spot on for trail use. From a roll in the first 50 miles the stock was faster due to the tight motor. However as my miles increased mine stayed right with Tims on a roll sometimes jumping him depending on the traction. As I stated the Ulmer kit hits hard and you need good traction. As far as beating you goes Tim and I beat you when Jim flagged us.

Thanks J,
I would be very interested to know of any MPG difference between Stock and that clutch kit.


I got worse Milage then the stock sled. it was less then a Mile per gallon. We put on 100 miles in about 2 hours Friday night. Tim tells me his milage has gotten better with miles. The first day I took 2 more gallons then he did the second day it was 1. I think it will get better with time.
 
I have no right to comment on the kit? You are wrong there little buddy. I want buyers to understand that running side by side on the trail my stock sled walked your clutched sled, period! Sure your engine was tight, but there's no way you were gonna pick up several sled lengths once loose. Matter of fact there were several more times that you and Tim ran and I was reeling you guys in from the rear. Maybe you need Mirrors......
As far as racing from a dead start you know damn well what happened there; As I hit the throttle the sled hessitated and then my temp. light came on and I shut down. I don't dissagree you're sled will hook up better than mine but look at your setup. The bottom line is that the setup you are running is no better then stock except possibly for the instant out of the hole jump. That may be great for you but I don't run my sled like that. Hell, I'm only running 108 studs.
 
Having a huge jump out of the hole may be great for drag racing but it is not desireable for most trail riding or trailer loading especially with reverse. Too many guys don't realize the trade-offs that come with clutch kits unless you are willing/able to do some fine tuning.

Jim
 
Out of the hole jump is nice, but if it can't out accelerate during a midrange pull over stock, then it's useless for trail ridng. Nothing to gain.
 
MightyWarrior said:
Let me add my 2 cents here. I believe this and most clutch kits are designed to get you out of the hole now. Trail riding and messing with your buddies while already moving I didn't see any advantage to Ulmers kit. I seemed to have missed where Jason talked about him and I running from about 35-40 mph and me walking right away :flag: To be fair, his sled had under 50 miles at the time and I had about 80. We did mess around a few more times and not once did his sled beat mine. I do wish we would have had better conditions so my buddy and I could have stayed, but personally we don't like riding in the rain in mud............

Sorry, but I think you're wrong. Clutch kits are designed to increase the rate of upshift. All things being equal, like traction, the clutched Apex will rocket out about 2-6 lengths over stock and stay there til top end. I say that as someone who's raced other Apexes, and rode mine stock for 250 miles before I put the Ulmer kit on. I have 1100 on it now. If you're beating him, all things aren't equal, and it could be anything from improper track adjustment, glazed belt, or just plain operator reaction. Allens kit is probably the most refined setup I've ever run, in that it does deliver the quicker acceleration, but does so while maintaining stock engagement, great backshift and overall usability.
 


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