At 12:13 AM 11/5/96 -0600, you wrote:
   
>on the fact that old motor leak, and synthetic contribute to this leakage
>by causing the seals to contract (actually they don't expand as much with
>synthetic as with dino-oil).
>
Craig,

The leaks experienced with synthetic oil is caused by the higher detergent
effect of synthetic oil and the fact that it cleans all the dirt which had
been acting as a sealer. 

Arlyn

 
>
>-------------------------------------------------------------------------------
>Craig Standley				cstand@u.washington.edu
>University of Washington                http://weber.u.washington.edu/~cstand 
>Physics  				 
>-------------------------------------------------------------------------------
>
Arlyn Strano                             800 777 1831
Strano Foreign Car                       814 849 6305  Fax 
68 White Street                          arlyn@ncentral.com
Brookville, PA 15825

96 Honda Civic
91 626LX 5door
82 280ZXT
83 280ZX
69 912Targa Soft Window
A large insurance bill