Diesel Engine Oil Specs: Making Sense of CK-4 & FA-4 Andy Arendt|Jul 07, 2021 11:16 AM Hardworking truckers and diesel enthusiasts have a ton of money wrapped up in their rigs. A new semi can easily cost nearly $200,000, while
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Diesel Engine Oil Specs: Making Sense of CK-4 & FA-4 Andy Arendt|Jul 07, 2021 11:16 AM Hardworking truckers and diesel enthusiasts have a ton of money wrapped up in their rigs. A new semi can easily cost nearly $200,000, while