XJ XJ8 / XJR ( X308 ) 1997 - 2003

1999 Jaguar XJ8 4.0 #1 on motor with locking bolt in place

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Old May 23, 2014 | 10:29 PM
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timsalyer's Avatar
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From: topeka
Default 1999 Jaguar XJ8 4.0 #1 on motor with locking bolt in place

Have a follow up question. Been working on my Jag and found the mark on the flywheel and set the tool / bolt into place. That worked very well. Question is piston #1 is not all the way to the top. It's about 3/4" from the top. Is this right or not? Can't find any info on this part of the motor. Thank You all for your help.
 
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Old May 24, 2014 | 12:34 AM
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Yes- the cam timing position is not TDC on any cylinder
 
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Old May 24, 2014 | 09:18 AM
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When I worked at the Jaguar dealer I was near the 'shop phone' on the wall and answered this question ALL THE TIME from customers and other repair shops!!!!!

Timing the engine HAS NOTHING TO DO WITH TDC!!!!!!!!!!!!!!!!!!!!!!!!!!!

bob gauff
 
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Old May 24, 2014 | 04:37 PM
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Bob;
I don't want to seem dumb but what does TDC stand for? And is it normal for the piston to be sitting 3/4" down on #1?
Thanks
Tim
 
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Old May 24, 2014 | 05:05 PM
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Originally Posted by timsalyer
Bob;
I don't want to seem dumb but what does TDC stand for? And is it normal for the piston to be sitting 3/4" down on #1?
Thanks
Tim
Top Dead Center...with flywheel and cam locking tools inplace engine will not be at top dead center (#1 all way up on compression stroke). It is normal because it is a position for cam timing.
 
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