Impala SS427.com Message Board
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Re: Oil Choices
Posted by Pat on 9/10/2017, 10:52 am, in reply to "Re: Oil Choices"
I run the 10-40 conventional in my big block and small block cars. I talked to the guys at DRIVEN and they recommended the conventional as I'm not racing or running my engines hard. Lake Speed Jr. (yes, his real name) from DRIVEN told me I didn't need to run synthetic based on my driving patterns.