Allison 6sp: CCSB LMM running 8.30s in 1/8th

WolfLMM

Making Chips
Nov 21, 2006
4,005
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AL
How long will the stock 6 speed take that? My truck clicked off a 8.30 last weekend. Hurt a full bolt on, cam, 3200 stall, RCSB 5.3 truck lol
 

TROJAN366

Gold Rush
Jan 13, 2012
2,474
1
38
MASS
It should take it until it doesn't anymore:thumb:

Some guys get lucky and they last a long time, others not so much although doing that all the time definitely isn;t doing the trans any favors lol
 

TROJAN366

Gold Rush
Jan 13, 2012
2,474
1
38
MASS
I know my 5 speed limped at 8.50s.
5 and 6 speeds are two different ball games. My 5 speed limped constantly on a small edge tune. Derek06 ran his LBZ on built trans tunes for 3 years and pulled every weekend and didn't burn it up.
 

WolfLMM

Making Chips
Nov 21, 2006
4,005
26
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This I know^ I'm just wondering where the threshold is ya know?. Good thing SunCoast is only 1 1/2 hrs away lol
 

Mike L.

Got Sheep?
Staff member
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Aug 12, 2006
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This I know^ I'm just wondering where the threshold is ya know?. Good thing SunCoast is only 1 1/2 hrs away lol

Every truck is a little different. I'll bet the TCM is pulling timing and fuel already. You will go quicker with a stronger trans.