1977 Porsche 911 S Sportomatic
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All photo credits
- Photo: Porsche 911 Carrera RS, Bj. 1972-73, Front (2016-07-02 02 Sp) by Lothar Spurzem, CC BY-SA 2.0 de, via Wikimedia Commons
- Photo: 1973 Porsche 911 Carrera RS 2.7 (65770) by Calreyn88, CC BY-SA 4.0, via Wikimedia Commons
- Photo: 1973 Porsche 911 Carrera RS 2.7 Chassis 9113601383 by Calreyn88, CC BY-SA 4.0, via Wikimedia Commons
- Photo: Porsche 911 Carrera RS 2.7 (1972) Solitude Revival 2022 1X7A0355 by Alexander Migl, CC BY-SA 4.0, via Wikimedia Commons
- Photo: 1976 Porsche 911 2.7 by Khutuck, Public domain, via Wikimedia Commons
The 1977 Porsche 911 S Sportomatic is a 157-hp 2.7-liter flat-6 with a 3-speed sportomatic and rear-wheel drive.
It makes 157 horsepower at 5,800 rpm and 168 lb-ft of torque at 4000 rpm.
The 911 measures 168.9 inches long on a 89.3-inch wheelbase.
| Spec | Value |
|---|---|
| Vehicle | |
| Body Type | Coupe |
| Powertrain | Gas |
| Engine | |
| Engine Type | 2.7L air-cooled SOHC flat-6 |
| Displacement | 2.7 L |
| Horsepower | 157 hp @ 5,800 rpm |
| Torque | 168 lb-ft @ 4000 rpm |
| Valvetrain | SOHC, 2 valves/cylinder |
| Bore and Stroke | 90 x 70.4 mm |
| Compression Ratio | 8.5:1 |
| Injection Type | Bosch K-Jetronic CIS |
| Drivetrain | |
| Drive Type | Rear-wheel drive |
| Transmission | |
| Transmission | 3-speed Sportomatic (semi-automatic) |
| Suspension | |
| Front Suspension | Independent, torsion bars |
| Rear Suspension | Independent, torsion bars |
| Brakes | |
| Front Brake Disc | Internally ventilated disc |
| Rear Brake Disc | Internally ventilated disc |
| Tires & Wheels | |
| Wheels Front | 6 x 15 pressure-cast alloy |
| Wheels Rear | 6 x 15 pressure-cast alloy |
| Tires Front | 185/70 VR 15 |
| Tires Rear | 185/70 VR 15 |
| Dimensions & Weight | |
| Length | 168.9 in |
| Wheelbase | 89.3 in |
Similar cars
Rivals to the 1977 Porsche 911 S Sportomatic with similar size, power and price from around the same years.
Safety & Recalls
NCAP safety ratings
Not crash-tested by NHTSA for this model year.
Recalls
2 recalls on file with NHTSA for the 1977 Porsche 911. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.
May 22, 1978 · EQUIPMENT:OTHER:LABELS
ON THE INVOLVED VEHICLES, THE IDENTIFICATION OF THE FUNCTIONS OF THE AUTOMATIC SPEED CONTROL SYSTEM WAS OMITTED. THIS FAILS TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 101, "CONTROLS AND DISPLAYS".
Remedy: A PLASTIC IDENTIFICATION LABEL WILL BE PERMANENTLY AFFIXED TO THE INSTRUMENT PANEL.
NHTSA campaign 78V113000
Oct 5, 1977 · VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
THE INSTALLATION OF THE VPC AIR CONDITIONER REQUIRES REPLACEMENT OF THE STANDARD HEATER HOSE WITH A SPECIAL HOSE. THIS HOSE MAY HAVE BEEN PUSHED TOO FAR INTO THE HEAT EXCHANGER AND MAY COME INTO CONTACT WITH THE EXHAUST PIPE.
Remedy: DEALER WILL REPLACE THE ALUMINUM-PAPER-ALUMINUM HOSE WITH AN ALL-ALUMINUM HOSE WITHOUT CHARGE TO OWNER.
NHTSA campaign 77V166000
Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 1977 PORSCHE 911. US-market vehicles only; data cached for up to 7 days.