ref · have to mce stock
dfect some more than others.
andpistonfor more power. And
on ourY2490 weve added a
close-ratio5-speedtransmission.
All ofthe modifications,
however; werent reserved for
our larger motocrossers. The
the
in Seattle. Y280 hasa few ofits own.
Including a new cylinder
head, strengthened clutch and
newdouble-core radiator. Along
with a 170mm front disc brake
with twin-piston floating caliper- just like ourbiggerYZ's.
Only smaller.
There's one more thing to
consider. When youbuy a 1986
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Yamaha, our m-ench Reports
in 90 niinutebattle. will keep you up-to-date on
everything from how toset up
..
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pressure Brae Glover is using.
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The faster you read, the
faster you ride. And the faster
you ride,themore you'llapprecibehind our newYZ250 and
A new Ohlins-typeYamaha
ate ournewYZ's.Bikes that are
YZ490 isjust as innovative.
shock absorber with a piggynotonlyfastenoughtowin titles.
Which is not surprising.We
back reservoir for more accuThey're fast enough to
ratedamping.ABrakeActuated stole it from ourYZ125.
Theirframes, for example, change rules.
Suspension System. Fortyhave benefited from the same
three millimeterfront forks
improved geometry, the same
with special stiction-reducing
Alumite coatings.And a"verti- reinforced swing-arm pivot, and \\e make the difference:
cal"gas tank that concentrates the sameshock absorber.
On theYZ250 we've also
fuel at the center of
redesigned the cylinder head
the tank: (As fuel
level goes down, handling
Which is why this years
YZ125 comes witha totally new ability doesnt.)
Much ofthe thinking
frame with improved geometry.
AstockYldid
usual
GloverandJobnson
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