|The original 289 Cobra
used transverse leaf springs, front and back, using "legacy" uprights
trunions at the top and bottom, not ball joints, not to mention solid
rotors. The net result was poor geometry and a very stiff ride.
this was OK for the track where you can compensate for such things, at
partially. The 427 suspension was completely redesigned, with
and ball joints. The E.R.A. 289FIA follows that tradition of
The geometry of the E.R.A. front suspension gives good
camber control, and near-zero
the entire generous wheel travel. The roll center height is
to complement the rear suspension,
handling characterists that are predictable and safe, or as safe as any
with this much power and a 90" wheelbase!
steer is the toe-in change that
or rear tire takes as it travels up or down. With poor bump-steer
characteristics, a car will dart from side to side over bumpy roads and
potentially dangerous transient reactions. Through careful design of
E.R.A. 427SC geometry, bump-steer
near 0 over the full range of the wheel travel.
details on the Longacre web site)
And our wheel travel is extremely generous:
3"+, in both jounce and rebound.
You go where you point, even under
The modified Flaming River rack and pinion steering
gear has 3.1 turns lock-to-lock, with a 34 foot turning circle.. Effort, even without power
is fairly light, and the steering has plenty of feel. Custom
tie rods and lower steering column are
also supplied with the kit. The optional E.R.A. steering column
wood steering wheel are visual duplicates of the original parts. E.R.A.
the upper and lower control arms, and we supply a lightweight steering knuckle
for quicker response.
|This (427 chassis) shows the optional
anti-sway bar and
coil-over-damper. Yes, even
can be changed with a screwdriver without removing the unit.On the FIA,
have duplicated the original car's leaf spring tower to support the
original-style radiator expansion tank, but changed the original
Front coil-over shocks are
to the X just like the original Cobra. We recommend our custom made
units with external adjustments for both damping and height, but you
use any brand that meets the proper specifications. Modified GM
new upper control arm cross-shafts, ball-joints, bushings and fasteners
are all included. They are ready to
very large vented brakes on stock or optional pin drive hubs. A
anti-sway bar is optional.
|Details of the uppper control arm mount and spring perch.
The tower is braced to the central structure too.
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289FIA home page!