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Old 07-26-2004, 02:32 PM   #4
shuttermutt
Don't say "Oops!", Doctor
 
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Join Date: Nov 2003
Location: Houston, TX
Posts: 677
Quote:
Originally Posted by n737nc
So basically, when the intake valve closes on the #1 cylinder the next TDC mark on the balancer will be the TRUE TDC?
Yep, assuming your marks are correct, it has to be. TDC is during the compression stroke. As such, both valves must be closed. Otherwise, you'll be exactly 180 degrees off (exhaust valve will be open).
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1968 CST LWB: R.I.P.
1967 Chevelle: TPI 454 beast
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