In Reply to: Engine smokes during warmup posted by 2NTony on September 10, 2018 at 15:00:05:
Just a thought, I had my bearings replaced, crank ground and oil pump rebuilt the summer before last. This spring I changed oil to 15-40 Rotella. IIRC I was using 20-50 Rotella prior to the rebuild. Is my oil too thin at startup? I am using AC 437 plugs.