Originally Posted by Edward5
I have a 572R I purchased new and have run it in my race car trouble free for three years. The oil pressure stayed on zero the last time I cranked it. I have tried three gauges, all zero. It goes to 20 psi when first fired up, but only for 1-2 seconds and then zero. It normally runs 70 psi at 1400 RPM. Does anyone know where I can get an oil flow diagram for this motor, or any late model big block Chevy? Any ideas?
Race car engine? 3 years trouble free? I'd say pull it and go through it! I build + race and go through them during the week to run the next week end let alone 3 years, You got a lot of life out of a race engine unless you haven't accumulated any hours on it over 3 yrs or 3 race seasons.