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1997 Porsche 911

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1997 911.

Transmission Automatic 4-spd

The 1997 Porsche 911 was offered with an automatic 4-speed transmission and carried EPA fuel-economy ratings of 15 mpg city, 22 mpg highway, and 18 mpg combined. In the reliability record, this model year generated just three owner complaints, with tires cited as the top concern, and was subject to one recall. Against the broader 1990–2014 911 complaint history—where the peak was 2007 with 50 complaints and the low was 1991 with one—the 1997 total sits near the bottom of the range. That placement makes it one of the quieter model years in the dataset for reported problems.

Model year2026 2025 2024 2023 2022 2021 2020 2019 1997

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Lug nut torque96 ft-lbsOEM · verified

EPA fuel economy15/22/18 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 48 · 650 CCA battery, OE oil filter 99310720305. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 48 · 650 CCAOEM · verified

Tail / brake / turnLIGHTOEM · verified

OE service part numbers OEM · verified

Engine oil filter	99310720305 alt 99320720103
Engine air filter	96411032701 alt 99311032701
Fuel filter	92811025307
Spark plug	99917019590
Front wiper blades	99362890101
Serpentine belt	99919234350 alt 99314718701
Cabin air filter	99357247900

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length	167.7 in
Overall width	68.5 in
Overall height	52 in
Wheelbase	89.4 in
Curb weight	3064 lb
Track (front / rear)	55.5 / 56.7 in

Ratings & economy EPA / vPIC

EPA city / highway / combined	15 / 22 / 18 mpg
Drivetrain	Rear-Wheel Drive
Recommended fuel	Premium Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the 911 of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

3.6–4.9 sec0–60 mph (tested)quickest 3.60 sec — 1997 Turbo S Coupe

Year	Trim / engine	0–60	¼ mile	HP	Drivetrain
1997	Turbo S Coupe 3.6L Twin-Turbo F-6	3.60 sec	11.90 sec	424 hp	AWD
1997	Turbo Coupe 3.6L Twin-Turbo F-6	3.70 sec	12.30 sec	408 hp	AWD
1997	Turbo S Coupe 3.6L Twin-Turbo F-6	3.70 sec	12.20 sec	424 hp	AWD
1997	Carrera S Coupe 3.6L F-6	4.90 sec	13.60 sec	282 hp	RWD
1996	Turbo Coupe 3.6L Twin-Turbo F-6	3.70 sec	12.30 sec	400 hp	AWD
1996	Turbo Coupe 3.6L Twin-Turbo F-6	3.70 sec	12.10 sec	400 hp	AWD
1996	Turbo Coupe 3.6L Twin-Turbo F-6	4.00 sec	12.40 sec	400 hp	AWD
1996	Carrera 4S Coupe 3.6L F-6	4.90 sec	13.50 sec	282 hp	AWD

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine 75W-90 · GL-5 in the differential. Torque lug nuts to 96 ft-lbs, the oil drain plug to 37.0 ft-lbs. The firing order is 1-5-3-6-2-4. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Differential Gear Oil	75W-90 · GL-5
Differential Gear Oil Capacity	1.9 Pints
Differential Gear Oil	75W-90 · GL-5
Differential Gear Oil Capacity	1.9 Pints
Engine Coolant	FILLED WITH PORSCHE LIFTIME COOLANT

Engine torques

Engine Oil Pan Drain Plug

37.0 ft-lbs

Chassis torques

Lug Nuts	96 ft-lbs
Transfer Case Fill Plug	21.0-22.0 ft-lbs
Transfer Case Drain Plug	21.0-22.0 ft-lbs

Ignition

Cylinder Firing Order	1-6-2-4-3-5
Cylinder Firing Order	1-5-3-6-2-4
Spark Plug Gap	0.028 in
Spark Plug Torque	16.0-22.0 ft-lbs

Battery & A/C

Refrigerant	R134a
Refrigerant Capacity	1.85 lbs
Oil Group	PAG
Oil Type	ND 8 oil
Standard BCI Group Number	48
Standard BCI Cranking Performance	650 cca

Brakes

Minimum Pad Thickness	Front: 0.079; Rear: 0.079 in
Minimum Shoe Thickness	0.079 in

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 5 stages

1	22.0 ft. lbs.	22 ft. lbs
2	Loosen all bolts 720 degrees	720 degrees
3	15.0 ft. lbs.	15 ft. lbs
4	60 degrees	60 degrees
5	60 degrees	60 degrees

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 30,000 mi; spark plugs every 30,000 mi.

Every 15,000 mi	Air Intake System (inspect) · Axle Shaft Oil Seal (inspect) · Battery (inspect electrolyte level) · Body Latches, Locks & Hinges (inspect) · Brake Hydraulic System (inspect fluid level) · Brake System (inspect)
Every 30,000 mi	Engine Oil Filter (replace) · Spark Plugs (replace) · Transmission Fluid & Filter (replace)
Every 60,000 mi	Accessory Drive Belt (inspect) · Final Drive (drain & refill) · Fuel Filter (replace) · Transmission Assembly (drain & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

From 1990 to 1992 the 911 generation logged four recalls each year, which dropped to two recalls in 1993 and then to a single recall in 1994; the 1997 model year continues this low‑recall pattern with one recall. Complaints peaked at 12 in 1995, fell to seven in 1996, and reached their lowest point in the observed span at three complaints in 1997 before rising again to eight in 1999. Investigations were absent in 1997, matching the zero‑investigation years of 1990‑1993 and 1998‑2001, while technical service bulletins rose steadily from 92 in 1990 to 151 in 1997. Thus, 1997 sits after a complaint high and before a modest resurgence, indicating a relatively quiet period in the federal record. Given its low complaint and recall counts relative to surrounding years, the 1997 Porsche 911 appears to be a favorable year to consider for purchase.

Open recalls

NHTSA campaigns

151

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

Owner complaints

0 involved a crash · 0 a fire

Owner complaints by model year NHTSA · this generation & adjacent

’90 ’91 ’92 ’93 ’94 ’95 ’96’97’98 ’99 ’00 ’01 ’07 ’14

Owner complaints filed with NHTSA, by component

All 3 complaints on record, top 3 components.

Tires1

Vehicle Speed Control1

Air Bags1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

98E005000Air Bags:On-Off Switch AssemblyReported 24/02/1998

EQUIPMENT DESCRIPTION: CHILD SEATING SYSTEM AIR BAG DEACTIVATION KIT FOR USE ON 1997-1998 911 CARRERA S, CARRERA 4, CARRERA 4S, AND TURBO (1997 MODEL ONLY), PART NO. 993 803 283 00, AND 1997-1998 BOXSTER MODEL VEHICLES… Remedy: DEALERS WILL INSTALL A MODIFIED AIR BAG DEACTIVATION KIT.

Technical service bulletins NHTSA · verified

Showing 5 of 151 bulletins on record with NHTSA.

Bulletin	Date	Component	Summary
No. 2404	2024-03-15	Equipment	Special tools and equipment information for the Boxster, Cayman, 911, and Panamera
PIWIS2401j	2024-02-09	Unknown Or Other	Information for PIWIS tester update 42.500.020
No. D8	2024-02-02	Unknown Or Other	Product knowledge for the chassis and VIN numbering systems
PIWIS2401f	2024-02-01	Unknown Or Other	Information for PIWIS tester update 42.500.008
PIWIS2401e	2024-01-29	Equipment	Information on PIWIS tester update 42.500.005

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420

Catalyst system efficiency below threshold — Bank 1

P0300

Random / multiple cylinder misfire detected

P0171

System too lean — Bank 1

P0455

Evaporative emission system leak detected — large leak

P0128

Coolant thermostat below regulating temperature

P0442

Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN

Decode a VIN to confirm the transmission and build data for a specific 911. OEM

Build data

Plant, GVWR class, engine and body data for any 17-character VIN.

Recalls

Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Group 48 battery Engine oil filter 99310720305 Engine air filter 96411032701 Fuel filter 92811025307 Spark plug 99917019590

Reference guides

Cross-vehicle references for the kinds of data on this page.

Vehicle recalls & TSBs OBD-II trouble codes Torque specifications Maintenance schedules Fluid capacities & specs

Frequently asked

Does the 1997 911 have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 911 get?

EPA figures are 15 city / 22 highway / 18 combined mpg.