Strange valve tool

[1930 coupe]

...

 

[Bob C]

That works on the same principal as Vince's Rule of Nine.
http://www.fordgarage.com/pages/ruleofnine.htm

Bob

 

[John]

I have one also. I picked it up at Hershey a few years back. Yours is the only other one I have seen.

John

 

[BILL WILLIAMSON]

I had a TDC whistle for the plug hole, sounded a middle "C" going up & a high "C" going down!!
Some engines used a 2 position system, for adjusting ALL the valves.
Bill W.

 

[TinCup]

Wow jealous would sure like to have one of those.