losing compression....

s383mmber1

New Member
Oct 31, 2005
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Somers New York
lppro said:
ive had nothing but problems with my 7m... im not dumping any more $$ into it... its 1jz time... i need reliability.... end of story.....

Buddy, the problem isnt with your engine if YOU overtightened it.....
 

lppro

LP Performance & off road
Apr 21, 2007
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Sugar Hill, Georgia, United States
ya but this is not the only problam. i built this motor to be perfect put over 5k into it... and it has never been reliable... it allways has problams... classic 7m problams... im done with it.
 

7MGTEsup

Formerly 'Down but not out'
Jun 14, 2005
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England
lppro said:
ya but this is not the only problam. i built this motor to be perfect put over 5k into it... and it has never been reliable... it allways has problams... classic 7m problams... im done with it.

Was everything within spec?? The 7M is in no way a bad engine, buying a 1J will not make all your problems go away.
 

IJ.

Grumpy Old Man
Mar 30, 2005
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I come from a land down under
s383mmber1 said:
Woah Ian thats pretty bad! I didnt think it would look quite like that!
Will: Yep took me awhile to understand what was causing it then did some measuring and even at the stock 36ft/lbs it deflects half a thou! :aigo:

It's a seriously big bolt so very easy to crank 2x that Tq into and Mongy the block :(