There is hardly a week that goes by that one or more classic Mustang enthusiasts phone K.A.R. and inquire as to how they can accurately determine if their Mustang or one they are considering purchasing is a true 1964-1/2 Mustang. In an effort to assist these enthusiasts we have compiled a listing of production features unique to 1964-1/2 Mustangs. Although we cannot be certain that we have listed absolutely every 1964-1/2 feature, enough are listed to enable any enthusiast to accurately determine if a Mustang in question is, in fact, a true 1964-1/2 Mustang.
BODY
Radiator Support - right side louvers, no holes for mounting horns, voltage regulator holes
Lines - fuel and brake line clamps are screwed to floor, not clipped
Hood - angled edges not completely folded over and headlight assemblies are beveled
Hood Hinges - black
Engine Compartment - bracket between inner fender apron and cowl cover have extra vertical tab
Front Shock Towers - no drain in frame rail under shock tower
“Mustang” emblem on fender is 4-1/2” long
Gas cap has no retaining cable
No convertible reinforcement from fender apron to firewall
Gas tank fill tube had 5 slotted holes
Horse and Corral have different retaining screw location
INTERIOR
Contact plates on inside door edge for door light switches
Lock knob grommets painted interior color
Warning light in dash “GEN”
Seat Belts - all chrome buckle with “eye” bolt ends; chrome buckle is “gator back style”
No rear seat belts; nor holes or anchors
Outside door felts backing is black not chrome
Stationary front passenger seat - until 5/08/64
Headliner rods - one end is removable on rear two rods
Glovebox is black
Driver’s side vent knob has “A” on it.
Large horns mounted on strut rod supports
Hydraulic brake light switch
Fuse box unique (longer)
Steering wheel has single contact and relay circuit
Turn signal switch - single horn contact and individual wire connectors on bottom
Solenoid - black with plastic bottom (C4OZ)
Headlight switch - two changes before 8/17/64, and between 8/17/64 and 11/16/64
Parking light backing cups are not notched
Rear tail lights are hard wired
Clutch and brake pedal secured with “E” clips
DRIVETRAIN
Engines: V8 - 260 & 289 cubic inch (5 bolt); 6 cylinder - 170 cubic inch
Wheels: 13” standard, 14” and 15” optional; 13” on 6 cylinder only
Transmission are close bellhousing pattern - no ears; smaller input bearing cover
Ignition coil mounted on intake manifold, V8
Crank pulley cast iron on V8; except HiPo
V8 front cover has oil fill spout (plugged on HiPo and late 5-bolt blocks)
Dual exhaust with transverse muffler (before 8/15/64); still seen after this
Dual exhaust system mufflers were parallel but no resonators; pipes are turned down
Rear tail pipe hangers for dual exhaust are not through the frame
Front engine cover unique to 5 bolt block with aluminum water pump and dip stick tube
Front brake hose brackets have a 6 sided hole (olive drab)
Kick down linkage for automatic was a rod linkage
Equipped with a generator versus an alternator
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