After half a year running 5W30 on my 530HP Mopar 440 I was wondering if I shouldn't change to an oil like 10W60. I was told many times to do because they told me a 5W30 doesn't have such a film strength like a thicker oil.
What's this all about.. what happens if I race that car and the engine...
I read the whole oil text that was posted here
http://63.240.161.99/motoroil/
and it was very interesting.
I do own a 500HP Mopar 440 engine that I use for cruising but also like to drive at WOT or sometimes go to race it on the 1/4 mile!
I got a HV oilpump and my engine builder told me he...
