-8 cold start
A few days ago it got down to - 8 degrees here in the mountains of NM when I went to start my Ford F-350 6.7 diesel I hit the glow plugs just until the light went out , about 5 seconds and the truck s...
Forum Discussion
Simply run AMZ/OIL Signature Series 15-40 year round and not worry about seasonal oil changes. Good to -40 but hey the 5-40 is good to -43.
