LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

finding tdc

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Old Jun 24, 2009 | 09:13 PM
  #1  
quack's Avatar
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finding tdc

i messed up again. i had to get new comp cam short poly locks because my others were hitting top of valve covers. i took off all the locks and don't know where tdc is. i screwed up. how can i find tdc so i can adjust rockers? the poly locks are still off.
Old Jun 24, 2009 | 09:52 PM
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wrd1972's Avatar
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From: Kantuckee Yo'
Get a brass dead stop that screws into a spark plug hole.
Old Jun 24, 2009 | 10:47 PM
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From: San Jose, CA
Do you still have the stock dampner on with the pointer? If not, when you finally find it this time MARK IT. If you do then it's fairly easy, just set it to the top and install 1 and 6 rockers. Turn it 1/4 turn and install the next two (check Shoebox's site for the order).

Hal
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