| 
			
	Quote: 
	
		| 
					Originally Posted by Perfectlap  Does anyone ever do a before and after test? New oil vs x,xxx mile oil? |  
Go to bobistheoilguy.com and you will see they have a big library of virgin oil analysis.  Watch out, the site is addicting.
		 
				__________________Current car
 
 2000 Boxster 2.7l  red/black
 
 Previous cars
 
 1973 Opel Manta
 1969(?) Fiat 850 Convertible
 1979 Lancia Beta Coupe
 1981 Alfa Romeo GTV 6
 1985 Alfa Romeo Graduate
 1985 Porsche 944
 1989 Porsche 944
 1981 Triumph TR7
 1989 (?) Alfa Romeo Milano
 1993 Saab 9000
 |