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Old 10-10-2019, 04:22 AM   #15
catalinajack
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City: Edgewater, MD
Country: USA
Vessel Name: Catalina Jack
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Quote:
Originally Posted by Comodave View Post
I would change the oil each year anyway so no way I would pay the extra to use synthetic oil. I just did a quick check on Amazon and synthetic Rotella is about $63 per gallon. Regular Rotella is $16. So for 4.5 gallons that is an extra 211 per engine, not worth it. Maybe if I was doing 1000 hours per year.
$63 per gallon seemed a bit much to me. A quick googly and I found both Walmart and a local Advance Auto Parts selling T6 for $20. Compared to $14 for T4, extending a 100 hour drain interval to just 150 hours reaches the break even point. Any more than 150 and you are saving money.
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