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to slipper or not to slipper?

Started by uglyducky, February 23, 2011, 02:43:36 PM

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Thermite

Quote from: uglyducky on February 23, 2011, 02:43:36 PM
should i take the plunge to slipper clutchdom for my m900? 

Don't do it!  I put an EVR on my S4RS and it was like cutting it's balls off.  Can't wait to get rid of it.
'07 S4RS and '04 998 Matrix.  Because sometimes I feel like a monster, and sometimes I don't.

junior varsity

#16
i like the 48T EVR slippers a lot.   good design: moves the plate rather than the hub, so its more like modulating your lever.

junior varsity

Quote from: Thermite on June 20, 2012, 12:26:53 AM
Don't do it!  I put an EVR on my S4RS and it was like cutting it's balls off.  Can't wait to get rid of it.

are you kidding?     that's ludicrousness.

Thermite

It slips in both directions.  I don't really miss the wheel hop on the downshifts but it's slushy going in and makes a whining noise all the time.  Others here have complained about the whining so I know I'm not alone.
'07 S4RS and '04 998 Matrix.  Because sometimes I feel like a monster, and sometimes I don't.

junior varsity

sounds like its not set up right or your plates are worn like a mofo (they do wear faster on a slipper than on a regular clutch since they slip more often...).  We put tons of 'em on 999s, 1098s, 1198s and SFs when i was at AMS - they only slipped on accel when the friction plates were too worn for the bike's output.     the whining noise is not uncommon on a slipper clutch, regardless of brand - they make sounds as they 'open' and allow the plates to slide. 

showerfan

so do you think the EVR 48t is a good investment?

i have been told also to just go with the STM 12t since, ``they invented it.'' not sure if that's a great reason, but maybe the stm is cheaper and good enough for my 99 m900.

i definitely don't want it to affect my acceleration!
Give me a shout if you know any good motorcycle detailers in the Westchester area.

junior varsity

the history of the STM and the EVR is quite overlapping.

moto

Quote from: showerfan on June 20, 2012, 12:36:47 PM
so do you think the EVR 48t is a good investment?

i have been told also to just go with the STM 12t since, ``they invented it.'' not sure if that's a great reason, but maybe the stm is cheaper and good enough for my 99 m900.

i definitely don't want it to affect my acceleration!

The $699 12T STM is very old school- and it still requires plates.

There are better slipper clutches out there that are more complete.
TheMW Slipper Clutch: Complete Kit comes with Surflex plates, NGR billet basket, Corse Dynamics Polished stainless springs, Titanium hardware, Titanium pushrod pin, Throw out bearing for $899.9. It is in stock and we have spares.

www.motowheels.com

96 M944
98 900SS FE
01 996R
02 MV Agusta F4 750
05 999R
06 SC1000
07 1098
08 M696

showerfan

hmm. i talked to matt at motowheels and he said they were out of stock on that MW drop-in clutch. ???

i was told today by a guy who has been riding and working on carbed monster for 13 years that a slipper clutch is the absolute sh!t to put on my m900, so i kind of want to do it. but i just went out on a nice, fast 50-mile ride and i was LOVE ING IT! [laugh] i don't really think i need to actually change my clutch right now.

think i'll just run it open as is until it dies and then drop the grand on a slipper... for now i will spend all of my money upgrading my suspension -- 996 forks with a new triple from cycle cat and a penske shock on the back? my suspension sucks now.

and then i need to start making my bike go faster. FCR carbs? lighter fly-wheel? i'm a total newb...
Give me a shout if you know any good motorcycle detailers in the Westchester area.

Thermite

Quote from: junior varsity on June 20, 2012, 09:43:17 AM
sounds like its not set up right or your plates are worn like a mofo (they do wear faster on a slipper than on a regular clutch since they slip more often...).  We put tons of 'em on 999s, 1098s, 1198s and SFs when i was at AMS - they only slipped on accel when the friction plates were too worn for the bike's output.     the whining noise is not uncommon on a slipper clutch, regardless of brand - they make sounds as they 'open' and allow the plates to slide. 

No, brand new out of the box, properly installed and torqued.  Not a fan.
'07 S4RS and '04 998 Matrix.  Because sometimes I feel like a monster, and sometimes I don't.

junior varsity

maybe you got a bad one, i've not had that experience even with bikes putting out more power than the s4r/s4rs.

Triple J

Quote from: showerfan on June 20, 2012, 07:43:10 PM
but i just went out on a nice, fast 50-mile ride and i was LOVE ING IT! [laugh] i don't really think i need to actually change my clutch right now.

think i'll just run it open as is until it dies and then drop the grand on a slipper... for now i will spend all of my money upgrading my suspension -- 996 forks with a new triple from cycle cat and a penske shock on the back? my suspension sucks now.

This is a good plan. Suspension is far more important than a slipper clutch for a street bike IMO. Slippers are necessary on race bikes...for street bikes they're just kind of a nice thing to have. I would do a lot of things to a street bike before I dropped a grand on a slipper.

junior varsity

+1 on suspension being a great plan.  call me a heretic, but its more important than fiddling with exhaust pipes and and other components on the motor. 

if you can get those 996 forks with ohlins internals, you'll have a really great front end. I have a set of the TiN 998 showa forks with ohlins internals on my Monster with Penske rear shock and its fantastic feeling (of course with preload, rebound and compression fiddled with enough).   

showerfan

cool, thanks [thumbsup] then i'm set on this plan! do you think going with 996 or 998 forks is the best way to proceed? i have seen guys putting gixxer forks on their monsters. does it make a difference as long as the internals are ohlins?

i am planning on riding up to ECS or rockwell's this weekend to talk with those guys about it. wish we has a race-tech near here. anyone know of some sweet suspension shops in the northeast region, near NY, NJ or CT?
Give me a shout if you know any good motorcycle detailers in the Westchester area.

Howie

Quote from: showerfan on June 21, 2012, 04:02:32 PM
cool, thanks [thumbsup] then i'm set on this plan! do you think going with 996 or 998 forks is the best way to proceed? i have seen guys putting gixxer forks on their monsters. does it make a difference as long as the internals are ohlins?

i am planning on riding up to ECS or rockwell's this weekend to talk with those guys about it. wish we has a race-tech near here. anyone know of some sweet suspension shops in the northeast region, near NY, NJ or CT?

You are going to two of them.