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1973 Dodge Challenger
Drivetrain Specifications:
Braking systems:
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The Standard base model Challengers came with
10 X 2.5 inch drum brakes in the front and rear. |
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Optional front vented disc brakes were still
available, but this option now featured one piece rotors, which
measured 10.75 inches with single piston, floating, pin type
callipers, and these new rotors would not fit older models.
When equipped with the front discs, 10 X 2.5 inch rear drums
were standard. |
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Engine
Options:
• 318 cubic inch, 2 barrel carb, making 150
bhp
• 340 cubic inch, 4 barrel carb, making 240
bhp |
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Transmission Options:
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All models were equipped with standard A-230
3 speed manual, with the option of the the A-833 4 speed manual
or A-727 automatic transmission |
Differential Options:
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All models came standard with a 8.75 inch housing
with 3.23 :1 and 3.55:1 ratios, were the only ratios offered,
and an option of "SureGrip" limited slip was available. |
Option Packages:
• Light Group (A01), included Ashtray lamp, trunk lamp, glove
box lamp, map/courtesy lamp, ignition switch lamp w/time delay, time
delay instrument panel floodlight, fender mounted turn signals except
the R/T or 340 models, headlight-on reminder buzzer.
• Basic Group (A04), included AM radio (upgrades could be ordered
at differential price), power steering, left remote mirror, upgrades
could be ordered at differential price, variable speed wipers and
electric washers.
• Performance Axle Package (A36), available on cars with 4bbl
or multiple carburettors. Included 3.55:1 axle gears with Sure Grip
in a 8.75 inch axle, heavy duty cooling and heavy duty suspension.
• Floor Console (C16), two different center consoles were used
on manual and automatic cars although they were very similar, and
the automatic shift handle was changed to the "T" shaped shifter
over the 1970 round shifter.
• Rear Window Defroster (H31), 2dr hardtop models only. Included
an electric heater and blower motor mounted under the rear shelf
panel and blew up onto the rear window through a duct and vent.
• Air Conditioning (H51), Belt driven R12 freon system, not
available on 340 six pack, 440 six pack, or Hemi models.
• Body Sill Mouldings (M25), wide sill mouldings.
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