th-400 strenght

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12-14-2006, 03:30 AM

smok'nZ

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th-400 strenght

how long would a stock th 400 last on 400+ hp

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12-14-2006, 07:06 AM

gator's 99TA

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if built correctly, forever. well, i would do a freshen up at about 150K miles if not raced lol

if raced, ever couple hundred passes.

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12-14-2006, 08:19 AM

MARKSZ71

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i had one in my 70 chevelle for 6 years with a 350,400 and a 468 rat,nothing but a shift kit and a 3000 stall

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12-14-2006, 09:59 PM

revtime

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Quote:

Originally Posted by smok'nZ

how long would a stock th 400 last on 400+ hp

I would say at least 10 years if you put 10k a year on the car.
Thats 100k. Hell I would have no problem with rebuilding the trans every 75K.
This assumes proper maintenance intervals and you don't abuse it.

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12-15-2006, 04:24 AM

smok'nZ

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it would be raced often on car in sig

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