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An
endurance racer must have a comfortable environment
for races last up to 25 hours. Planning and
fitment are worked out in advance. Shown here, driver Don Alexander points out some fine-tuning adjustments on steering and pedal placement.
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To
be successful on the track, a racing vehicle
has to be fast and reliable, but more significantly
drivable. Drivability begins with driver
comfort. If the driver can’t reach
or operate the vehicle’s controls
properly, he cannot be expected to race
competitively.
Understanding
the importance to properly position the
driver and all-important controls, the
Banks Sidewinder D-MAX Type-R crew determined
placement of the driver controls shortly
after the completion of the chassis and
determination of engine location.
The
procedure for positive drivability begins
with seat placement. The seat location
is selected with regard to clearance inside
the structure of the tube chassis. Adequate
headroom, arm and legroom, as well as proper
access for entrance and egress are musts.
The ideal position places the driver as
far back as possible, and as close to the
center of the vehicle as transmission and
driveshaft tunnel permit. This helps the
weight balance of the truck while it simultaneously
provides left elbowroom and removes the
driver from proximity to the left side
cage beams. Lastly, the elevation of the
seat is set along with any desired recline
angle.
Once
seat location is finalized, the driver
is placed in the seat and pedal and steering
wheel locations are determined. Transmission
shifter location is also set. With these
key items located to suit the driver, construction
of the vehicle continues. Other environmental
considerations, such as convenient location
of switches and placement of instruments
for optimum visibility, will be determined
near completion of the vehicle.
If
multiple drivers are used, as will be the
case for endurance racing, consideration
must be given to different driver sizes.
Here the procedure was to position the
controls for the largest driver. Custom
form-fitting inserts are placed in the
seat for other drivers so they can properly
orient them to the controls. This is common
practice in endurance racing where multiple
drivers must be accommodated.

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