Oil burners would notice that difference but I think it was for the general public who would just see oil as motor oil.

Looks like a pseudo Rolls/Bentley "head". Apparently with long intervals between LOF's.

I think that R8 looks downright bad @$$ and sound it, too.

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1980 300TD-China Blue/Blue MBTex-2nd Owner, 107K (Alt Blau) OBK #15
'06 Chevy Tahoe Z71 (for the wife & 4 kids, current mule) '03 Honda Odyssey (son #1's ride, reluctantly) '99 GMC Suburban (255K+ miles, semi-retired mule) 21' SeaRay Seville (summer escape pod)