-> WC> I always used premium Ameco in the motorcycles and that
-> WC> made a very noticable difference. Too spensive these days
-> WC> :-( 

-> CA> I owned a tweaked Pontiac that had to use either Shell premium or
-> CA> Sunoco 260 to avoid puffing black smoke out the exhaust.
-> CA> THAT was expensive at 10 mpg!

-> I owned a '67 Catalina one time that was fairly high compression -- 10:1 if I
-> remember right.  That thing not only needed high test but was fussy about which
-> brand you put into it,  too.  The wrong brand and you'd lose power,  lots of
-> it.

-> OTOH,  with the right gas,  you had to be *real* careful about pressing down on
-> that gas pedal,  or it'd just sit there spinning the wheels...    :-)

The XS-1100 Yamaha was a tad over 11-1.
Hit the gas hard and you'd better have a death grip on the handlebars.
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