i went out and bought a protracter this morning , i can now see how hit and miss the dial gauge is. thanks very much for your advice, im going to buy one new type adjustable trigger and then all should be good thanks george

thanks for your reply, i would like all the imformation i can get, iam busy sorting out a protracter as you recomend. using the dial gauge to get tdc ? i can now see [ by your picture ] that i have one new type trigger and one old type trigger that has been slotted to adjust , im going to replace it...

i bought a so called recon 503dcdi on this forum a while ago and it turned out to be a bad buy, whilst i have sorted out most of the problems, one problem still persists and i cant get my head around it, prehaps a fresh mind may see what im missing, TIMING i have the correct timing gauge, with the b...

has any pilot or engine rebuilder had any experience with after market 503 pistons and rings. im sitting with a new set of 010 after market pistons, and after comparing them closely with an original std piston im concerned, 1} they are lighter, 2} the needle roller/spacer width is wider 3} they dont...