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-   -   Did I screw something up? (http://forums.pelicanparts.com/911-engine-rebuilding-forum/870089-did-i-screw-something-up.html)

michael lang 06-10-2015 04:56 PM

Did I screw something up?
 
Here is where I have set my engine's timing:

http://images.tapatalk-cdn.com/15/06...667932e321.jpg

I was going through my Bentley manual on Sunday and I came across something the suggested TDC Z1 was at the mark to the right and the 15 degree mark was the one in the left. How can that be if (1) when I rotated the crank shaft with the heads off the left mark on the pulley is where the piston was at is highest point before it started pulling back in (2) when I pulled the cap on the distributor the mark on the rotor was dead even with the mark on the housing (3)when I checked the rocker arms after adjusting the valves and #1 was at TDC the rocker had a slight amount of play and the #4 was dead tight (4) when I look inside the the plug hole I can see the top of the piston and watch it go down into the cylinder? Is it possible that the Bentley manual is wrong on where TDC is located on the pulley?

SoyRacer 06-10-2015 05:17 PM

The pulley is stamped Z1 at the TDC mark on the face of the pulley.

Flat6pac 06-10-2015 05:18 PM

15 degrees will be to the right because it's in advance of Z1.
The 2 holes in the pulley should be vertical
Carrera pulleys are not stamped with Z1.
Bruce

JFairman 06-10-2015 05:59 PM

A little dab of white paint in the pulley groove makes it easier to see with a timing light.

michael lang 06-10-2015 11:09 PM

Quote:

Originally Posted by SoyRacer (Post 8661903)
The pulley is stamped Z1 at the TDC mark on the face of the pulley.

I've looked as hard as one could look. It's not there.

Bruce, thanks for the info.

JFairman, thanks for the tip.


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