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DrChip
Junior 2 Cycle Director
Joined: 08 Aug 2008
Posts: 1744
Score: 29180
Location: Atlanta, GA
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 Posted: Sun Jan 20, 2013 8:40 pm Post subject: What duro numbers do the stickier 5 inch moder slicks punch |
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Trying to figure the duro numbers for my vintage kart. Thanks. c
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"kart racing since 1958, was and still the best bank for the buck in motorsports" |
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cnewman92
Joined: 03 Feb 2012
Posts: 31
Score: 1756
Location: Lagrange
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DrChip
Junior 2 Cycle Director
Joined: 08 Aug 2008
Posts: 1744
Score: 29180
Location: Atlanta, GA
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| Posted: Sun Jan 20, 2013 9:42 pm Post subject: |
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Thank you sir!
How much softer/lower duo meter readings will tire prep on any given tire ie reduction in duro numbers? c
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John Wehrheim
Senior 2 Cycle Director
Joined: 18 May 2006
Posts: 2236
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Location: Norcross
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| Posted: Sun Jan 20, 2013 10:01 pm Post subject: |
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Now Dr. Chip you know no tire prep is allowed for 2013! 
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John
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DrChip
Junior 2 Cycle Director
Joined: 08 Aug 2008
Posts: 1744
Score: 29180
Location: Atlanta, GA
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| Posted: Sun Jan 20, 2013 10:39 pm Post subject: |
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| John Wehrheim wrote: | | Now Dr. Chip you know no tire prep is allowed for 2013! |
Tire prep was not legal in 2012-for MODERN karts!
I am trying to get some bite for old, hard, narrow vintage tires running twin 15 Hp engines.
This kart will be a triple engine after the vintage event..why? Why not? "too much is just enough"..c
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Barry Copeland
Joined: 01 Dec 2007
Posts: 60
Score: 862
Location: McDonough
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| Posted: Wed Jan 23, 2013 12:04 am Post subject: |
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| Doc. get a set of tires over to the kart shop and I'll get them soft for you. I still have thing in the shop that will make hard tires to gum balls. Call me on my cell 678-618-3516. |
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DrChip
Junior 2 Cycle Director
Joined: 08 Aug 2008
Posts: 1744
Score: 29180
Location: Atlanta, GA
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| Posted: Wed Jan 23, 2013 11:38 am Post subject: |
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| Barry Copeland wrote: | | Doc. get a set of tires over to the kart shop and I'll get them soft for you. I still have thing in the shop that will make hard tires to gum balls. Call me on my cell 678-618-3516. |
Barry-I will be back at Roberts in about two weeks-will let you know-thanks. c
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