Top dead centre is not where the BB is located but very close to that there is a triangle labeled UDC for Upper Dead Centre. That is where I would time it to start. After it is running you should use a timing light.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!