Choosing the right fuel filter isn't as easy as it used to be. There are many more options and factors to consider. This article explains a bit more about the various filters and media sizes, as well as the types of media that are now available.
Antifreeze/coolant products are mostly wanter and glycol, but about 4% of the formulation contains additives. That small portion of the mixture does some important things including preventing cavitation on wet sleeve liners and inhibiting corrosion throughout the cooling system.
Tank corrosion is a growing issue. Most tank owners have no idea it is occurring in their tanks. While we don’t always know the exact reason for the corrosion, we know best practices for reducing the risk of it. One of the best ways is to use a high quality diesel fuel such as Dieselex Gold.
Historically, No. 1 diesel was used to improve the wintertime diesel operability characteristics of No. 2 diesel fuel. If you've been doing this, it's time to reconsider.
CK-4 heavy duty oils perform better than CJ-4 oils, are backwards compatible and can replace CJ-4 engine oils. Make the change as soon as your current supply of CJ-4 oil is depleted.