The 1991 Porsche 911, part of the 964 generation (1989-1994), is an iconic rear-engine sports car celebrated for its timeless design and driving dynamics. Available primarily as a Coupe, Targa, and Cabriolet, key trims include the Carrera 2 and Carrera 4. These cars were a significant evolution from earlier 911s, offering more modern amenities. Its enduring popularity stems from its legendary handling, distinctive silhouette, and the sheer thrill of piloting a genuine Porsche legend.
The Good
The 1991 Porsche 911 excels with its exhilarating performance and precise handling, offering a visceral driving experience. Its classic, timeless design appeals to emotional buyers, while its robust engineering and potential for appreciating value attract the practically minded. While not economical, it provides a rewarding ownership proposition.
The Bad
Potential buyers of a 1991 Porsche 911 should be aware of potential oil leaks, particularly from the rear main seal and valve covers. The complex interior electronics can also be temperamental. Rust can be a concern, especially around the battery tray and wheel wells. Engine sound insulation might be lacking for some.
1991 Porsche 911: Quick Overview
- Engine Options: The 1991 Porsche 911 primarily featured a 3.6-liter naturally aspirated flat-six engine. For the Carrera 2 and Carrera 4 models, this engine was designated as the M64/01.
- Horsepower: Typically rated at 247 horsepower for the standard Carrera 2 and Carrera 4 models.
- Fuel Economy: Estimated at around 15-17 MPG city and 20-23 MPG highway. Exact figures vary based on driving style and transmission.
- 0-60 Times: For the Carrera 2, 0-60 mph was generally in the range of 5.5 to 5.9 seconds. The Carrera 4, with its added weight, might be slightly slower.
- Towing Capacity: Not applicable. This vehicle is a sports car and is not designed or equipped for towing.
- Trim-Level Features:
- Carrera 2: Rear-wheel drive, typically equipped with a 5-speed manual transmission (Tiptronic automatic optional), power-adjustable seats, air conditioning, power windows, and a premium sound system.
- Carrera 4: All-wheel drive system for enhanced traction and stability, same powertrain options as Carrera 2, often came with slightly different interior trim options and badging.
- Standard Features (across trims): Iconic Porsche design, independent suspension, disc brakes all around, power steering, ABS (Anti-lock Braking System), and a driver-focused cockpit.
- Optional Features: Sunroof, upgraded sound systems, heated seats, limited-slip differential (on certain models), and different wheel options.
1991 Porsche 911 Specifications
Vehicle Information
| Year | 1991 |
| Make | Porsche |
| Model | 911 |
| Trim | - |
| Style | - |
| Type | - |
| Category | - |
Manufacturing Details
| Made In | - |
| Manufacturing City | - |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | - |
| Engine Size | - |
| Engine Cylinders | - |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
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What Problems Does the 1991 Porsche 911 Have?
The 1991 Porsche 911, belonging to the 964 generation, is generally considered mechanically robust, but like any older performance car, it has known areas of concern. A frequent issue reported by owners is oil leaks. These can stem from various sources, including the rear main seal, valve cover gaskets, and oil lines. While not necessarily indicative of imminent failure, they require regular inspection and repair. The IMS (intermediate shaft) bearing, a notorious issue in later Boxster and 911 models, is not a concern for the 964 generation as it predates that design. However, early 964s (including 1991 models) could be subject to potential cylinder head stud failures due to the use of lower-grade material in early production. This can lead to head gasket issues and overheating. A recall for the 964 generation involved the headlight switch, which could overheat and potentially cause a fire. Another recall addressed the front anti-roll bar links. Long-term reliability is heavily dependent on maintenance history. Cars that have been meticulously maintained with regular oil changes and inspections tend to be far more reliable. The electrical systems, while improved over earlier 911s, can still present issues, with window regulators, central locking, and ABS warning lights sometimes causing headaches for owners. Rust is another factor to watch for, particularly in areas prone to moisture, such as the battery tray, wheel arches, and the front luggage compartment floor. While no specific widespread model year issues are dramatically highlighted for 1991 within the 964 range, consistent servicing and attention to early signs of wear are paramount for ensuring the long-term reliability and enjoyment of this classic Porsche.
How long will the 1991 Porsche 911 last?
Based on owner data and typical maintenance habits, a well-maintained 1991 Porsche 911 can reliably serve its owner for well over 150,000 miles, and many exceed 200,000 miles. The long-term durability of the engine and drivetrain is exceptional, provided regular oil changes with high-quality synthetic oil are performed. Weaknesses that emerge over time often relate to age-induced wear and tear rather than inherent design flaws. This includes the aforementioned potential for oil leaks, aging rubber components in the suspension, and the occasional electrical gremlin. With diligent care, the 964 generation is known for its robust construction and ability to withstand high mileage, solidifying its reputation as a durable sports car.
What Technology & Safety Features are Included?
The 1991 Porsche 911, in its 964 iteration, offered a blend of basic creature comforts and foundational safety features typical of its era, prioritizing the driving experience over complex technology.
Built-in Tech & Entertainment: Standard entertainment typically consisted of a basic AM/FM radio with a cassette player. Higher-end audio systems, often with multiple speakers and enhanced sound quality, were available as options. Power windows and power-adjustable seats were common, offering a degree of convenience. Air conditioning was also a standard or widely optioned feature. The focus was on a driver-centric cockpit with essential controls within easy reach.
Driver-Assistance Features: The most significant driver-assistance technology offered was the Anti-lock Braking System (ABS), which was standard on most models by 1991. This system helped prevent wheel lock-up during hard braking, improving steering control. Limited-slip differentials were available as an option on some models, enhancing traction and cornering capabilities, especially in adverse conditions. The Carrera 4 model featured an all-wheel-drive system, a major technological step for the 911 at the time, providing enhanced stability and grip.
Safety Features: Beyond ABS and the inherent structural integrity of the Porsche chassis, safety features were relatively straightforward. Seatbelts were standard. Crumple zones were designed into the body structure to absorb impact energy. Airbags were not standard equipment in 1991 for the 911; they became more commonplace in later model years.
Crash-Test Ratings: Official crash-test ratings from organizations like the NHTSA or IIHS for vehicles of this vintage are often not readily available or comparable to modern standards. However, Porsche vehicles of this era were known for their robust build quality and inherent safety due to their engineering and construction. Optional features could include things like fog lights and rear spoilers for aerodynamic enhancement.
Built-in Tech & Entertainment: Standard entertainment typically consisted of a basic AM/FM radio with a cassette player. Higher-end audio systems, often with multiple speakers and enhanced sound quality, were available as options. Power windows and power-adjustable seats were common, offering a degree of convenience. Air conditioning was also a standard or widely optioned feature. The focus was on a driver-centric cockpit with essential controls within easy reach.
Driver-Assistance Features: The most significant driver-assistance technology offered was the Anti-lock Braking System (ABS), which was standard on most models by 1991. This system helped prevent wheel lock-up during hard braking, improving steering control. Limited-slip differentials were available as an option on some models, enhancing traction and cornering capabilities, especially in adverse conditions. The Carrera 4 model featured an all-wheel-drive system, a major technological step for the 911 at the time, providing enhanced stability and grip.
Safety Features: Beyond ABS and the inherent structural integrity of the Porsche chassis, safety features were relatively straightforward. Seatbelts were standard. Crumple zones were designed into the body structure to absorb impact energy. Airbags were not standard equipment in 1991 for the 911; they became more commonplace in later model years.
Crash-Test Ratings: Official crash-test ratings from organizations like the NHTSA or IIHS for vehicles of this vintage are often not readily available or comparable to modern standards. However, Porsche vehicles of this era were known for their robust build quality and inherent safety due to their engineering and construction. Optional features could include things like fog lights and rear spoilers for aerodynamic enhancement.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
1991 Porsche 911 Prices and Market Value
When new, the 1991 Porsche 911 Carrera 2 had a base price in the ballpark of $60,000-$70,000, with the Carrera 4 being slightly more expensive. Today, used prices for a 1991 Porsche 911 vary significantly based on condition, mileage, trim (Carrera 2 vs. Carrera 4), and originality. Well-maintained examples can fetch anywhere from $40,000 to $80,000+, with pristine, low-mileage models sometimes exceeding $100,000. Unlike many cars that experience steep depreciation, the 911, especially the 964 generation, has proven to be a strong performer in the collector car market. Factors positively affecting resale value include documented service history, low mileage, desirable color combinations, and originality. Cars that have been heavily modified or show signs of neglect will command lower prices.
1991 Porsche 911 Cost of Ownership
Owning a 1991 Porsche 911 is generally considered costly rather than economical. Insurance premiums can be high, especially for collector policies, due to the vehicle's value and performance. Fuel consumption, while not extreme by modern sports car standards, is higher than average. Maintenance requires specialized knowledge and parts, leading to higher labor costs at independent Porsche specialists or dealerships. Repair costs can be substantial, particularly for engine or transmission work. Routine servicing, fluid changes, and addressing minor issues proactively are essential to prevent more expensive problems down the line. This is a car for enthusiasts who understand and budget for premium ownership expenses.
1991 Porsche 911 Fuel Efficiency
Fuel Type
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Fuel Capacity
-
City Mileage
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Highway Mileage
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1991 Porsche 911 Recalls & Defects
Steering: Steering Wheel/Handle BAR
Recall date
1996-08-08
Recall no.
96v147000
Source
NHTSA
Summary
A Part OF THE Steering Column Upper Universal Joint Cracked During THE Manufacturing Process.
Consequence
This Condition Could Result IN Noise and Free Play IN THE Steering System and IF Left Uncorrected, Will Result IN Loss OF Steering Control.
Remedy
Dealers Will Inspect THE Universal Joint FOR Cracks and Will Replace Cracked Joints With NEW Parts.
Notes
Owner Notification:owner Notification IS Expected TO Begin During August 1996. Note:owners WHO Take Their Vehicles TO AN Authorized Dealer ON AN Agreed Upon Service Date and DO NOT Receive THE Free Remedy Within A Reasonable Time Should Contact Porsche AT 1-800-545-8039.also Contact THE National Highway Traffic Safety Administration's Auto Safety Hotline AT 1-800-424-9393.
Electrical System:wiring:fuses and Circuit Breakers
Recall date
1993-12-07
Recall no.
93v204000
Source
NHTSA
Summary
After THE Engine HAS Been Turned Off, THE Rear Heater Will Automatically Operate IN Order TO Dissipate Heat IN THE Engine Heating System. During This Operation, THE Resistor FOR THE Rear Heater Blower CAN Become Overloaded DUE TO A Binding or Seized Rear Heater Blower.
Consequence
THE Overloaded Resistor CAN Create Heat Sufficient Toignite THE Plastic AIR Pipe TO Which IT IS Connected, Resulting IN AN Enginecompartment Fire.
Remedy
Porsche Dealers Will Install A NEW Resistor Containing A Circuit Breaker.
Notes
System: Heater; Water; Defroster; Circuit Breaker.vehicle Description: Passenger Vehicles.note: IF Your Vehicle IS Presented TO AN Authorized Dealer ON AN Agreed Uponservice Date and THE Remedy IS NOT Provided Within A Reasonable Time and Freeof Charge or THE Remedy Does NOT Correct THE Defect or Noncompliance, Pleasecontact Porsche Service Center AT 1-800-545-8039. Also Contact THE Nationalhighway Traffic Safety Administration's Auto Safety Hotline AT 1-800-424-9393.
Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/Piping, and Fittings
Recall date
1993-12-07
Recall no.
93v205000
Source
NHTSA
Summary
THE Hydraulic Brake Pressure Reduction Valve Causes THE Rate OF Hydraulic Pressure Reduction TO Slow Down, Which MAY Result IN THE Rear Wheels Locking-Up Even With THE Anti-Lock Brake System IN Operation.
Consequence
Rear Wheel Lock-Up MAY Result IN Loss OF Vehiclecontrol and AN Accident.
Remedy
Porsche Dealers Will Install A Modified Hydraulic Brake Pressure Reduction Valve.
Notes
System: Brakes; Hydraulic; Power Assist; Check Valve.vehicle Description: Passenger Vehicles; Models 911 Turbo and 911 Americaroadster.note: IF Your Vehicle IS Presented TO AN Authorized Dealer ON AN Agreed Uponservice Date and THE Remedy IS NOT Provided Within A Reasonable Time and Freeof Charge or THE Remedy Does NOT Correct THE Defect or Noncompliance, Pleasecontact Porsche Service Center AT 1-800-545-8039. Also Contact THE Nationalhighway Traffic Safety Administration's Auto Safety Hotline AT 1-800-424-9393.
Vehicle Speed Control
Recall date
1992-10-05
Recall no.
92v142000
Source
NHTSA
Summary
THE Ball Sockets ON THE Cruise Control Linkage CAN Break, Allowing THE Cruise Control Linkage TO Become Detached ON ONE END and JAM ON Nearby Components, Which Could Impair Throttle Plate Operation.
Consequence
Impaired Throttle Plate Operation Could Prevent Theengine From Returning TO Idle, Resulting IN Unwanted Engine Speed and Possiblevehicle Accident.
Remedy
Replace THE Current Plastic Ball Sockets With A NEW Linkage Using Steel Ball Sockets, and Lubricate THE Cruise Control Relay Lever. Owners ARE Advised NOT TO USE THE Cruise Control Until THE Modification IS Installed.
Notes
System: Cruise Control.vehicle Description: Passenger Cars; Carrera 2 and Carrera 4 Models.
1991 Porsche 911 Insurance
Insurance for a 1991 Porsche 911 is moderately priced, reflecting its status as a Vehicle with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1991 Porsche 911 Compare to Other Vehicle?
The 1991 Porsche 911 (964 generation) competed in a rarefied segment of sports cars where direct, head-to-head comparisons often highlight unique strengths.
Performance: Its rear-engine layout offered a distinct driving experience, prioritizing driver engagement and superb handling. Rivals like the Ferrari 348 offered more exotic styling and a higher-strung V8 engine, but often with less refined handling and questionable reliability. The Chevrolet Corvette ZR-1 (C4) of the same era was a performance powerhouse with a muscular V8 and competitive acceleration, but lacked the 911's legendary chassis feedback and build quality.
Features: Compared to the Corvette, the 911 offered a more premium interior and a more focused driving environment. The Ferrari 348 was similarly focused but often sparser on creature comforts. The 911's all-wheel-drive option (Carrera 4) was a significant advantage in terms of all-weather capability compared to most rear-wheel-drive rivals.
Reliability: While the 911 has its known issues (as detailed previously), it is generally considered more reliable and easier to maintain than a Ferrari 348, which often demands significant investment in specialized upkeep. The Corvette C4 was generally robust, but the 911 often felt more precisely engineered.
Price: The 911 occupied a premium price bracket, often sitting between the Corvette and the Ferrari.
Alternatives:
Performance: Its rear-engine layout offered a distinct driving experience, prioritizing driver engagement and superb handling. Rivals like the Ferrari 348 offered more exotic styling and a higher-strung V8 engine, but often with less refined handling and questionable reliability. The Chevrolet Corvette ZR-1 (C4) of the same era was a performance powerhouse with a muscular V8 and competitive acceleration, but lacked the 911's legendary chassis feedback and build quality.
Features: Compared to the Corvette, the 911 offered a more premium interior and a more focused driving environment. The Ferrari 348 was similarly focused but often sparser on creature comforts. The 911's all-wheel-drive option (Carrera 4) was a significant advantage in terms of all-weather capability compared to most rear-wheel-drive rivals.
Reliability: While the 911 has its known issues (as detailed previously), it is generally considered more reliable and easier to maintain than a Ferrari 348, which often demands significant investment in specialized upkeep. The Corvette C4 was generally robust, but the 911 often felt more precisely engineered.
Price: The 911 occupied a premium price bracket, often sitting between the Corvette and the Ferrari.
Alternatives:
- Similar: The Porsche 964 Carrera 2 is a direct alternative within the same generation, offering a purer RWD experience. Later 911 generations (993) offer further refinement but at a higher price point.
- Alternative Performance: For a more modern feel and potentially better reliability out-of-the-box, a well-preserved BMW M3 (E36) or a late model Nissan 300ZX Twin Turbo could be considered, though they lack the iconic Porsche badge and driving dynamics. The Lotus Esprit offers exotic styling and incredible handling but comes with significant reliability concerns. The Ferrari 348 remains an option for those prioritizing exotic looks and engine note, but with a substantial caveat for maintenance.
Final Verdict: Is the 1991 Porsche 911 a Good Vehicle?
The 1991 Porsche 911 is ideal for automotive enthusiasts and collectors who appreciate timeless design, exceptional driving dynamics, and the heritage of the Porsche brand. It's a car that offers an engaging, analog driving experience that is increasingly rare. It is absolutely worth buying for those who understand and can afford the associated ownership costs.
This vehicle is best purchased as a used example, as new 1991 models are, of course, unavailable. The Carrera 2 is generally preferred for its purity and lighter weight for those who prioritize driving feel, while the Carrera 4 offers enhanced stability and all-weather capability for a broader range of drivers. Prioritize examples with meticulous service history and minimal rust. It's a worthwhile investment for the passionate driver, not for the budget-conscious buyer. Patience in finding a well-cared-for example is key.
This vehicle is best purchased as a used example, as new 1991 models are, of course, unavailable. The Carrera 2 is generally preferred for its purity and lighter weight for those who prioritize driving feel, while the Carrera 4 offers enhanced stability and all-weather capability for a broader range of drivers. Prioritize examples with meticulous service history and minimal rust. It's a worthwhile investment for the passionate driver, not for the budget-conscious buyer. Patience in finding a well-cared-for example is key.
Simon A
Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.