THE NEW ENGINE HAS ONLY 325 MILES ON IT...IT IS A NEW ENGINE NOT A RE-MAN....I DONT UNDERSTAND THE 125 AND 60-70 ON 2 THUR 6 IT MAKES NOT SENCE...AND THE READING ON THE OTHER 5CYLS WAS NOT A CONSTANT READING IT WAS BOUNCEING BACK AND FORTH...IT WOULD NOT HOLD A TRUE READING.AND I PUT OIL IN THE CYL...AND IT SEEMED NOT TO HELP THEM AT ALL. THE READING WAS SO IRRATIC