Triumph TR 4 Specs
PRICE

List Price.......$2849
Price as tested..$3099

ENGINE


No.cylinders& Type..4 cys ohv
Bore x Stroke, in.....3.39x3.62
Displacement, CC...........2138
Equivalentnt cu in........130.5
Compression ratio...........9:1
Bhp @ RPM............100 @ 4600
Equivalent mph.............93.7
Torque @ rpm, lb-ft..128 @ 3350
Equivalent mph.............68.3
Carburetor,no.&make.2 Stromberg
No. barrels & dia......1 x 1.75
Type fuel required......Premium

DRIVE TRAIN


Clutch type...Single plate, dry
Diameter, in..................9
Gear ratios, 4th (1:00).....3.70:1
3rd (1:32)..................4.90:1
2nd (2.01)..................7.43:1
1st (3.14)..................11.6:1
Synchromesh..............on all 4
Differential type....hypoid bevel
Ratio......................3.70:1
Optional ratios............4.10:1

CHASSIS & SUSPENSION


Frame type: box section with reinforcing X-member.
Brake type: Front/rear...dic/drum swept area, sq in....225
Tire size................5.90-15
Steering type.....rack & pinion
Turns, lock to lock........3.25
Turning circle, ft..........33 Front suspension: independant with unequal length A-arms, tube shocks, coil springs.
Rear suspension: live, with semi-elliptic springs, lever shocks.

ACCOMMODATION


Normal capacity, persons.....2
Ocassional capacity.....3
Seat width, front, in........2 x 17.5
rear............33
Head Room, front....36
Seat Back adjustment, Degrees...None
Entrance Hieght, in.....44
Step-over hiehgt........13
Door width..........33

DOOR COMFORT RATING


For Driver 69-in tall.....85
For driver 72-in tall.....60
For Driver 75-in tall.....50
(85-100, good: 70-85, fair: under 70, poor)
GENERAL

Curb weight, lb......2200
Test weight........2560
Weight distribution (with driver), front/rear, %.....52/48
Wheelbase, in........88.0
Track, front/rear....49/48
Overall lenght, in......155
Width.............57.5
Hieght........50.0
Frontal area, sq ft....16.0
Ground clearance, in....5.5
Overhang, front/rear...26/41
Departure angle(no load>, deg..12.5
Usable trunk space, cu ft....4.6
Fuel tank capacity, gal.....14.4

INSTRUMENTATION


Instruments:6000-rpm tachometer, 120-mph speedometer, water temperature, oil pressure, fuel, ammeter.
Warning lights: ignition, high beam, turn signal.

MISCELLANEOUS


Body styles availible: roadster as tested & removable hardtop model.

ACCESSORIES


Included in list price: leather upholstery, dual sun visors, tachometer, adjustable steering column.
Available at extra cost: heater, tonneau cover, wire wheels, overdrive, rear seat, windshield washer, radio, lighter, luggage rack.

CALCULATED DATA


Lb/hp(test weight)......25.6
CU ft/ton mi.........87.2
Mph/1000 rpm (high gear)...20.4
Engine revs/mi.....2940
Piston travel, ft/mi.....1775
RPM@ 2500 ft/min.......4140
Equivalent mph.......84.8
R & T wear index.....52.2

MAINTENANCE


Crankcase capacity, qt.....6.5
Change interval, mi....6000


Oil filter type......Full flow
Change interval, mi...6000
Chassis lube interval, mi...3000
Tire pressure, front/rear psi.....20/24