could be anything. Check your radiator hoses and make sure there's no leaks. Oil pressure? check that. Fuel system? If it idles up and down, i'm pretty sure it's the hoes or you are not getting enough oil pressure.
thanks for helppboilee said:could be anything. Check your radiator hoses and make sure there's no leaks. Oil pressure? check that. Fuel system? If it idles up and down, i'm pretty sure it's the hoes or you are not getting enough oil pressure.