This is what the timing marks look like on my 216 - It's in a 1937 truck.

So the line between the U and C is TDC? and the BB is 5 degrees BTDC?

I could do the math, but what is the V mark used for?

Jim
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timing marks.JPG (311.74 KB, 208 downloads)


1935 QD 1.5 ton stake bed
1937 SD 1.5 ton stake bed
1944 MS 1.5 ton stake bed
1946 PW 2 ton stake bed