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piston, new head design, and new six
and longer lasting.
having to send your forks out
to a shop to be set up correctly,
you can simply do-it-yourself,
at the track. in about five min‑
utes. This allows even the
moderately astute racer/me‑
chanic to dial in their suspen‑
sion system at the track. You
can even modify it for changing
track conditions during the day.
The feel on this new front end
is simply amazing.
Honda’s HPSD is designed
to work with the front and rear
suspension and improve the
Honda sells a programmable fuel injection setting tool for the CRF450R from HRC.
Kevin Aschenbak dials in the jetting for our test bike at Glen Helen Raceway.
overall steering feel on rough
or smooth sections of the track.
Designed to give the rider un‑
matched steering precision
under braking, acceleration,
and in the whoops, ruts, and
hardpack, Honda has taken
great pains to make sure this
integrated steering stabilizer is
simple, smooth, effective and
functional. New Piston Shape
Along with a new cylinder-
head design, a new piston gives
the CRF450R a boost in com‑
pression for increased horse‑
power. The piston is also shot-
peened with a moly-coating
treatment, which helps to t re‑
duce friction, and in turn, make
More New Motor
Improvements... While the CRF450R engine
looks a lot like the old style
CRF450 motor it also has a
host of improvements, outside
of the new piston. It now uses
a slightly higher compression
ratio, from 12 to 12.5 to 1. This
gives it a bit more hit, right off
the bottom end. Power pick up
is much better. There is also
now a two hole oil jet in the
motor that sprays the bottom