track life of MPS cups?
#16
I drove the Super Sports on the track for the first time this past week in very rainy conditions. I thought the grip was terrific. Read my report here: https://www.6speedonline.com/forums/...ml#post3288267. I haven't tried them yet on a dry track but will later this month.
I haven't used MPSC so I can't make any comparison to them. For me, having separate dedicated street tires and track tires is not in the cards for now.
I haven't used MPSC so I can't make any comparison to them. For me, having separate dedicated street tires and track tires is not in the cards for now.
#17
I drove the Super Sports on the track for the first time this past week in very rainy conditions. I thought the grip was terrific. Read my report here: https://www.6speedonline.com/forums/...ml#post3288267. I haven't tried them yet on a dry track but will later this month.
I haven't used MPSC so I can't make any comparison to them. For me, having separate dedicated street tires and track tires is not in the cards for now.
I haven't used MPSC so I can't make any comparison to them. For me, having separate dedicated street tires and track tires is not in the cards for now.
I have many sets of extra rims & tires for my racecar. I do not want to have an extra set for the GT3, especially if I only do about 10 track days a year. So, I'm hoping the PSS's prove to be really good at the track.
Mr. B
#18
I did not like my MPSC's at all. Lots of understeer (cold & warm) and oversteer once too warm. Way happier with my Bridgestone RE-11's. However, love my R6's much more! Haven't got enough use out of the R6's to give you overall life expectancy report. I have a little tire/track thread as welll. There might be be some good info for you there. My friend is running MPSC's on his 996 TT and he is quite happy...
https://www.6speedonline.com/forums/...ls-re-11s.html
https://www.6speedonline.com/forums/...ls-re-11s.html
#19
Hey Vid997, nice driving there at the Hill. Man, I saw a 105 before T8, how fast do you go through there? I can only muster about 95 going through... About your RE-11's, so you think those 305's might be undersized on that 12" OEM .2 GT3 rim? You say that the PS2's are about an inch wider, how about the Cups? Narrower, same? I wonder about the new Super Sports, how wide are they? When you look at the Michelin sizing chart, they actually recommend a 11.5" max rim for the 305's. Maybe that's why they're not "N"-rated yet?
#21
Hey Vid997, nice driving there at the Hill. Man, I saw a 105 before T8, how fast do you go through there? I can only muster about 95 going through... About your RE-11's, so you think those 305's might be undersized on that 12" OEM .2 GT3 rim? You say that the PS2's are about an inch wider, how about the Cups? Narrower, same? I wonder about the new Super Sports, how wide are they? When you look at the Michelin sizing chart, they actually recommend a 11.5" max rim for the 305's. Maybe that's why they're not "N"-rated yet?
I've got a lot room for improvement there...T3 scares me because every time I come around I never know what will be there, a car that spun or debris all over the inside, plus it's kind of blind and off camber. I just need to build more confidence/trust there. T5a, got me, but I'm slow there as well. T6, I feel I can be much faster there as well. I just can't seem to figure out the correct entry line therefore my car feels like its on the edge of traction before hitting the apex.
RE: T8 & T9, I too was a bit surprised with those entry speeds... speed through isn't much slower if you watch the video's when Ecthhead hit 105 my car is pulling and the gap never closed plus I believe all my braking had been done and I'm on the gas at the point.
RE: RE-11's, I actually run the Bridgestones on a pair Champion Motorsport RS 171's which are 11.5" wide. When I was running MPSC's on my GT2/GT3RS OEM wheels they were 305's. Currently I have Hoosier R6's on the rears which are 315's/235 up front. Barry (ruf_turbo) had mentioned the "contact patch" was about an inch narrower on the RE's vs the MPSC's. My CUPs were N1 rated I believe. Not too familiar with the specs on the SS and PS2's.
Cheers
#22
Infineon 1:54's
Still learning everywhere!
#24
^^^ Hoosiers 335/265...what size rims...18s?
RE: MPSC's 325/?? 19x12's? and 245/?? 19x9.0's ???? Can you fill in the missing numbers...just curious. Thanks. (ooo...this is the new 2011 GT2RS tire and rim sizing isn't it?) That explains it...I think...
RE: MPSC's 325/?? 19x12's? and 245/?? 19x9.0's ???? Can you fill in the missing numbers...just curious. Thanks. (ooo...this is the new 2011 GT2RS tire and rim sizing isn't it?) That explains it...I think...
Last edited by VID997; 08-23-2011 at 01:47 AM.
#25
i had 335/30/18 275/35/18 but just went to 19 cl. the hoosiers i had for the 19's were 325/30/19 265/35/19 . now i just threw on some mpsc . i got em from a porsche dealer. he told me theyre gt3 rs tires. my car is getting some work done so i dont know exact specs. my rims are bbs cl x12 and x9
#26
WOW! I cant believe you can get the fronts (265's) to work. My GT2/GT3RS rims with 235/35/19 R6's with 7mm spacer barely fit. My car is lowered as well.
To Clarify VID997 Set-up GT2/GT3RS OEM RIMS:
Fronts: 8.5 x 19 offset 53 with 235/35’s MPSC’s tires mounted
Rears: 12.0 x 19 offsets 51 with 305/30’s MPSC’s tires mounted
Fronts: 8.5 x 19 offset 53 with 235/35’s Hoosier R6's mounted
Rears: 12.0 x 19 offsets 51 with 315/30’s Hoosier R6's mounted
Champion RS 171's RIMS:
Fronts: 8.5 x 19 offset 53 (I think) with 235/35’s RE-11’s tires mounted
Rears: 11.5 x 19 offsets 44 with 305/30’s RE-11’s tires mounted
To Clarify VID997 Set-up GT2/GT3RS OEM RIMS:
Fronts: 8.5 x 19 offset 53 with 235/35’s MPSC’s tires mounted
Rears: 12.0 x 19 offsets 51 with 305/30’s MPSC’s tires mounted
Fronts: 8.5 x 19 offset 53 with 235/35’s Hoosier R6's mounted
Rears: 12.0 x 19 offsets 51 with 315/30’s Hoosier R6's mounted
Champion RS 171's RIMS:
Fronts: 8.5 x 19 offset 53 (I think) with 235/35’s RE-11’s tires mounted
Rears: 11.5 x 19 offsets 44 with 305/30’s RE-11’s tires mounted
#27
I was thinking the same, 325/245 on 19's with a GT3? RS okay so is the GT2 (both widebodies). I tried to figure this out a while ago whether I could mount 245/325-19 Bridgestones on my '11 GT3 (actually cheaper than those 235/305-19 Cups) BUT -apparently per some knowledgable folks on Rennlist- my "rear" is not wide enough to accommodate those tires (rubbing etc.) even though I have the 12" wheels -same as the RS-.; front is okay, could accommodate even 265's. What I haven't figured out yet is whether 315's would fit (I think RE-11's come in that size, I forget) -or even 325- with street (standard) camber? I'm afraid not...
VID997: re laptimes, 1:54 for Infineon is not too shabby :-). And you're right, those Turbos are underrated...:-).
VID997: re laptimes, 1:54 for Infineon is not too shabby :-). And you're right, those Turbos are underrated...:-).
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