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View Full Version : 749R slipper clutch pressure plate measurement required ?


Sharpy G
01-Aug-2006, 20:21
can anyone who has a put billet pressure plate on a 749R let me know what the dimension the diameter of the internal bit without the teeth is please on the billet replacement or on your original one
so I can get the teeth machine out of my JHP plate please ?
thanks
as my bike is not here to measure the original one

does this make any sense ?

andyriches
01-Aug-2006, 20:38
Graham
I machined mine out so you could just still see the teeth on the outside (1.5mm /2.0mm of the teeth left)and just touched on the internal face with a nice new tipped boring bar. Worked mint

Andy

andyriches
01-Aug-2006, 20:40
Anyway where is your bike ?not more bits getting added ?

Sharpy G
01-Aug-2006, 23:04
it's a secret !
having the new 2007 1200cc v-twin engine fitted !!!







no only kidding, it's in my mates workshop as I left it there when we went for a beer on Sunday, pick it up again when I get a minute this week

andyb
01-Aug-2006, 23:22
If you put a proper clutch in it...it would come allready machined.............

Sharpy G
01-Aug-2006, 23:44
AndyB - you n your 'proper clutches' LOL
like my modded one at the mo
seems to work well with my new Corsa IIIs

andyb
02-Aug-2006, 08:05
AndyB - you n your 'proper clutches' LOL
like my modded one at the mo
seems to work well with my new Corsa IIIs

:) does it go esthetically..............:lol: :rolleyes:

Sharpy G
02-Aug-2006, 08:17
absolutely Andy !

& it does work now also :lol:

andyb
02-Aug-2006, 08:20
absolutely Andy !

& it does work now also :lol:

Surely thats a secondry consideration........:rolleyes:

Sharpy G
02-Aug-2006, 08:26
http://i54.photobucket.com/albums/g95/SharpyG/Imgp0129sml.jpg

andyb
02-Aug-2006, 08:53
Wot no renthal hard anodised rear sprocket and gold chain..........

Sharpy G
02-Aug-2006, 08:57
ain't had time to fit any more bling m8.....been out riding it....you know how it is!

andyb
02-Aug-2006, 08:59
Sides of that rear tyre should last you a while though..........

andyb
02-Aug-2006, 09:00
You mission today is to get a hard anodised 38 tooth rear Renthal sprocket and gold ERV chain...

Sharpy G
02-Aug-2006, 09:04
eh?
http://i54.photobucket.com/albums/g95/SharpyG/Imgp0128blrtyre.jpg

andyb
02-Aug-2006, 09:05
;) Dont you just love round and round a roundabout............;)

and.....still not polished that exhaust.............call yourself bling?

Sharpy G
02-Aug-2006, 09:09
me no bling man meester Andy !
polish.....yuk !
LOL

but a Renthal does sound good
B&C still best for these ?

andyb
02-Aug-2006, 11:05
me no bling man meester Andy !
polish.....yuk !
LOL

but a Renthal does sound good
B&C still best for these ?

yup!...get the hard anodised.its a nice magnesium colour...

andyb
02-Aug-2006, 11:07
eh?
http://i54.photobucket.com/albums/g95/SharpyG/Imgp0128blrtyre.jpg

What are those lines around the tyre? Have you been using emery cloth on the edges.?

doogalman
02-Aug-2006, 12:12
Bit of a misrepresentation with the number plate . Should be fitted to a 999 not a 749. WSS would have been the one!!!!!

Sharpy G
02-Aug-2006, 12:16
Bit of a misrepresentation with the number plate . Should be fitted to a 999 not a 749. WSS would have been the one!!!!!

erm....it does say SBK on the tank
and its in Ducatis SBK section aint it ?!

toys out of pram .!....................it is a Superbike ! yes it is !!

Sharpy G
02-Aug-2006, 12:16
BY THE WAY.......for anyone reading this, I do still need the measurement at the beginning of this rambling post

LOL

doogalman
02-Aug-2006, 13:12
Steady tiger!!!

Sharpy G
02-Aug-2006, 13:33
Steady tiger!!!

Only kidding mate, just made me laugh that I got all these relpies but no dimension

G

Gizmo
02-Aug-2006, 13:52
Only kidding mate, just made me laugh that I got all these relpies but no dimension

G

DPP slipper plate is 115mm internal diameter i'd think the 749R would need to be the same as the basket will be same tooth outside diameter.

Sharpy G
02-Aug-2006, 14:02
Gizmo
thanks, it is 115mm dia inside of teeth, but I need to know what the diam is on the 749R one without the teeth so I can machine them off
cheers

andyb
02-Aug-2006, 14:05
Buy a proper bloody cover.....or better still a proper clutch!!!!



oh yeah were back to that again.:lol:

Sharpy G
02-Aug-2006, 14:16
DP don't do a pressure plate for the 749R
so this is the only option

"AndyB - you n your 'proper clutches' LOL
like my modded one at the mo
seems to work well with my new Corsa IIIs"

what was it you were saying about roundabouts ?

Gizmo
02-Aug-2006, 14:29
Gizmo
thanks, it is 115mm dia inside of teeth, but I need to know what the diam is on the 749R one without the teeth so I can machine them off
cheers

the 749R should be the same, the teeth are on the basket and the basket is the same between bikes cos the clutch plates fit between bikes. So, if the DPP slipper has clearance from the basket teeth the same machined out diameter will work on any slipper pressure plate as it has to clear the same teeth, if you get my drift....

if that ain't enough try measuring across the teeth on your final steel plate, and leave a little clearance, if its close to 115 I'd probably go with that :D

andyb
02-Aug-2006, 14:33
If you bought a proper clutch........you could measure that...........:D

Sharpy G
02-Aug-2006, 14:36
If you bought a proper clutch........you could measure that...........:D

AAAAAAAARRRRGGGGHHHHHHHHHHHHHHHHHH !!!!!!

doogalman
02-Aug-2006, 14:36
Graham, if you want you can pop round here this eve if its any help and we'll whip me clutch apart for you to measure.

Loz
02-Aug-2006, 14:43
Graham, if you want you can pop round here this eve if its any help and we'll whip me clutch apart for you to measure.

I thought Graham was going to get a proper clutch sorted ...

Sharpy G
02-Aug-2006, 14:45
Aaaarrrrggghhhhhhhh
Flubber......hhhhmfffffffffff
Dribble

Sharpy G
02-Aug-2006, 14:47
not a "proper clutch" pressure plate
ie the original 749R one

http://i54.photobucket.com/albums/g95/SharpyG/749RStandardpressureplatedim.jpg

the JHP one to replace it
Slightly more proper like

http://i54.photobucket.com/albums/g95/SharpyG/IMGP1673.jpg

Loz
02-Aug-2006, 14:49
ROFLMFAO

"Are we there yet?"

Sharpy G
02-Aug-2006, 14:49
Graham, if you want you can pop round here this eve if its any help and we'll whip me clutch apart for you to measure.

thanks Dougal, but yours is a proper one

may just go get the bike back now instead, make it a bit easier to measure it

Gizmo
02-Aug-2006, 14:50
not a "proper clutch" pressure plate
ie the original 749R one

http://i54.photobucket.com/albums/g95/SharpyG/749RStandardpressureplatedim.jpg



that's the dimension i measured :)

Sharpy G
02-Aug-2006, 14:59
http://i54.photobucket.com/albums/g95/SharpyG/Imgp1673dim.jpg

bit confused now

Gizmo
02-Aug-2006, 15:03
yeah so the teeth are approx 5mm each side giving 115mm diameter

Sharpy G
02-Aug-2006, 15:07
i get yah !

Gizmo
02-Aug-2006, 15:13
i get yah !

Good :D :D hopefully the machine shop will understand as well :eek:

Sharpy G
02-Aug-2006, 15:16
thanx v much Gizmo

will get this done

.................untill I can afford a proper clutch anywayz LOL

Gizmo
02-Aug-2006, 15:23
thanx v much Gizmo

will get this done

.................untill I can afford a proper clutch anywayz LOL

It might be worth checking the distance from the plate to the inside of the face where the drum pushes. Sorry hard to explain but the way the slipper works is for the clutch drum to lift and contact the pressure plate pushing it away from the clutch plates and allowing slip. if the new plate is cut away too far inside the clutch won't slip cos drum can't push it conversely if its not as deep the drum will lift the plate early.

Put a straight edge across face of plate and measure down to just inside the teeth at a point where the drum should push, you'll need the same dimension off a 749R to check, using a DPP Bucci it might have different lift or ramps :(

Sharpy G
02-Aug-2006, 15:29
getting my old one off tonight wen I get the bike back and taking both into machine shop tomorrow, that should sort it

Now how do I get the push rod out of the old plate ?

Gizmo
02-Aug-2006, 15:37
Now how do I get the push rod out of the old plate ?

drift and hammer......

andyb
02-Aug-2006, 15:39
Is that an 'approx' drift and hammer?:D

Sharpy G
02-Aug-2006, 15:41
I can do the drifting bit !!!

Gizmo
02-Aug-2006, 15:43
Is that an 'approx' drift and hammer?:D

close enough :)

andyb
02-Aug-2006, 16:06
oooh..............do you want to touch it?

Sharpy G
02-Aug-2006, 16:17
nah...thanks, too dirrrty 4 me
LOL

andyb
02-Aug-2006, 16:20
Just a Ti posted bucci 6 ball ramp slipper............

Sharpy G
02-Aug-2006, 16:27
you say the sweetest things !

Loz
02-Aug-2006, 16:29
Just a Ti posted bucci 6 ball ramp slipper............

Andy, is that a proper clutch?

Sharpy G
02-Aug-2006, 16:34
looks a bit like bling to me............its red !

andyriches
02-Aug-2006, 18:12
After all that your going to do as I suggested

Sharpy G
02-Aug-2006, 18:20
yeah, but it was fun.....broke up the monotony of spending the day in my office doing quotes !