Quote:
Originally Posted by blown871
I changed the oil not long ago.. .in my spf.. 351w...(crate) and put in what I had sitting in my garage..(as my other car lives on it and it was handy)
Valv 20/50 synth.
351 DOES NOT like it... it smokes on start up... and at idle...
will go back to conventional for this application. |
The problem is not that it's a semi-
synthetic. The problem is that it's a 20W-50
oil. Your engine will live a long and happy life on 5W-30 dino
oil.
Quote:
Originally Posted by Bobcat
Look at SWEPCO oils , gear lube and greases ..... a well kept "secret" . One of the few oils/lubes approved by Porsche , Audi and Mercedes .
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And if you're driving a Porsche or VW, that's fine. Also, keep in mind that companies often pay manufacturers so they can be the "Official Oil" for the brand.