[Vwdiesel] Dieselfuel 101 part 5. Cetane number.

[LBaird119 at aol.com]

> This engine has a cylinderhead that can be moved by a screw

  OF course this gives the Motor octane number.  Then there's Research
octane readings.  One is generally higher than the other and that's the
one they used to use back in the original HIGH octane days.  Now they
use the R+M/2 average octane figure.
     Loren