These are standard specifications for the 1978 Triumph TR7, not necessarily specifications for the vehicle(s) in the photo(s).
Transmission:
5 Manual , 3 Automatic
Information provided by NHTSA
Data updated January 2023
Features
| Engine Location : | Front |
| Drive Type : | Rear Wheel |
| Body / Chassis : | Steel unibody |
| Production Years for Series : | 1975 - 1981 |
| Price : | $5,150 |
| Weight : | 2250 lbs | 1020.583 kg |
Engine & Transmission
| Inline 4 | |
|---|---|
| Displacement : | 1998 cc | 121.9 cu in. | 2.0 L. |
| Power : | 85 BHP (62.56 KW) @ 5000 RPM |
| Torque : | 102 Ft-Lbs (138 NM) @ 3000 RPM |
| Bore : | 3.6 in | 90 mm. |
| Stroke : | 3.1 in | 78 mm. |
| Compression : | 8.0:1 |
| Main Bearings : | 5 |
| Cylinder Block : | Cast-iron |
| Cylinder Head : | Light Alloy |
| 2 Stromberg carburetors | |
5 Manual , 3 Automatic
Production Figures
| Total Triumph Production for 1978 : | 16,447 |
| TR7 Production (1975-1981) : | 112,368 |
| 1978 Triumph TR7 | |
Handling
Recall
| Component | SEAT BELTS:FRONT |
|---|---|
| Manufacturer | JAGUAR CARS |
| NHTSA Campaign ID | 85V059000 |
| Summary | WIDESPREAD LACK OF UNDERSTANDING ABOUT THE OPERATION OF WEBBING SENSITIVE AND DUAL SENSITIVE SEAT BELTS HAS LEAD TO NON-USE OF BELTS BY A NUMBER OF OWNERS. SOME BELTS RETRACTORS MAY JAM, BIND OR LOCK. THIS MAY DISCOURAGE THE USE OF THE SAFETY BELTS. CONSEQUENCE OF DEFECT: NON-USE OF SEAT BELTS SUBJECTS OCCUPANTS TO RISK OF INJURY IN EVENT OF AN ACCIDENT OR SUDDEN BRAKING. |
| Remedy | INSTRUCTINS ON PROPER BELT USAGE AND SIMPLE CHECKS WILL BE SENT TO OWNERS AND WILL REPLACE ANY MALFUNCTIONING RETRACTOR. |
| Notes | VEHICLE DESCRIPTION:TWO DOOR ROADSTERS AND COUPES PASSENGER CARS.SYSTEM: SEAT BELTS. |
| Component | EXTERIOR LIGHTING:HEADLIGHTS |
|---|---|
| Manufacturer | JAGUAR CARS |
| Mfr Report Date | 19750201 |
| NHTSA Campaign ID | 79V166000 |
| Summary | THE HEADLAMP MOTOR COULD FAIL DUE TO CORROSION OF THE MOTOR AND LIMIT SWITCH ASSEMBLY. SHOULD THE MOTOR OR THE LIMIT SWITCH FAIL, THE HEADLAMP ASSEMBLY COULD STICK IN EITHER THE UP OR DOWN POSITION. |
| Remedy | DEALER WILL INSTALL AN IMPROVED SEALED LIMIT SWITCH OR A NEW HEADLAMP MOTOR, IF NECESSARY, WITHOUT CHARGE TO OWNER. |
| Notes | VEHICLE DESCRIPTION: PASSENGER VEHICLES.SYSTEM: ELECTRICAL; HEADLAMP MOTOR.CONSEQUENCES OF DEFECT: SHOULD THE HEADLAMP SWITCH BECOME STUCK IN THE DOWNPOSITION, DECREASED VISIBILITY DURING ADVERSE WEATHER OR NIGHT DRIVINGCONDITIONS COULD RESULT IN AN ACCIDENT.NOTE: IF MOTOR OR LIMIT SWITCH FAILURE OCCURS, THE HEADLAMP ASSEMBLY CAN BERAISED OR LOWERED MANUALLY BY ROTATING THE KNOB SITUATED BELOW THE HEADLAMPMOTOR; THE UNDERHOOD LABEL AND OWNER'S HANDBOOK CONTAIN INSTRUCTIONS FOR THISPROCEDURE. |
| Component | VISIBILITY:WINDSHIELD WIPER/WASHER |
|---|---|
| Manufacturer | JAGUAR CARS |
| Mfr Report Date | 19750201 |
| NHTSA Campaign ID | 78V012000 |
| Summary | THERE MAY BE A MALFUNCTION IN THE WINDSHIELD WIPER SYSTEM DUE TO ANY OF THE FOLLOWING: (1) INCORRECT TIGHTENING OF THE WIPER WHEEL BOXES DURING VEHICLE ASSEMBLY, (2) EXCESSIVELY HIGH FRICTION/DRAG OF WIPER BLADES OR (3) WATER ENTRY INTO WINDSHIELD WIPER MOTOR. |
| Remedy | DEALER WILL LUBRICATE AND RETIGHTEN WIPERS AND FIT THE WIPER WHEELBOXES WITH SPACERS. A PROTECTIVE SHROUD WILL ALSO BE FITTED OVER THE WIPER MOTOR TO PREVENT WATER ENTRY. |
| Notes | VEHICLE DESCRIPTION: PASSENGER VEHICLES.SYSTEM: VISUAL; WINDSHIELD WIPER.CONSEQUENCES OF DEFECT: FAILURE OF THE WINDSHIELD WIPER SYSTEM MAY OCCUR,WITHOUT WARNING. THIS WOULD INTERFERE WITH DRIVER VISIBILITY IN BAD WEATHER,AND COULD LEAD TO A VEHICLE ACCIDENT. |
Data updated January 2023
1978 Averages
| Avg. Household Income : | $17,000 |
| Avg. Home : | $54,800 |
| Avg. Gallon of Gas : | $0.63 |
Popular frequently asked questions include:
What are the dimension and mechanical specifications of the 1978 Triumph TR7?
Q: What is the wheelbase size of the 1978 Triumph TR7? A: The 1978 Triumph TR7 has a wheelbase size of 85.00 inches.Q: What is the length of the 1978 Triumph TR7? A: The 1978 Triumph TR7 has a length of 164.50 inches.Q: What is the width of the 1978 Triumph TR7? A: The 1978 Triumph TR7 has a width of 66.20 inches.Q: How much did the 1978 Triumph TR7 cost when new?A: The 1978 Triumph TR7 had a base price of approximately $5,150 (USD).Q: What is the bodystyle of the 1978 Triumph TR7? A: The 1978 Triumph TR7 was a Coupe.Q: How many vehicles did Triumph produce in 1978? A: Triumph produced 16,447 automobiles in 1978.Q: How many TR7 were produced? A: Triumph produced 112,368 examples of the TR7 from 1975 to 1981.Q: What engine did the 1978 Triumph TR7 have? A: The engine powering the 1978 Triumph TR7 was a Inline 4 (1998 cc | 121.9 cu in. | 2.0 L.) with 85 BHP (62.56 KW) @ 5000 RPM and 102 Ft-Lbs (138 NM) @ 3000 RPM. Q: What transmissions did the 1978 Triumph TR7 have? A: The 1978 Triumph TR7 had the following gearbox options: 5 speed Manual, 3 speed Automatic.