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The Porsche 928 is a V8 grand tourer (1978–1995) that’s now a collectible in the US used market. Many cars have varied usage and complex option mixes.
When checking a Porsche 928's VIN history, buyers should pay special attention to:
A complete VIN history reduces the risk of hidden accidents, title issues, and skipped maintenance. Missing belt service or unresolved recalls can quickly become expensive and impact resale.
Key Details:
Key Details:
Key Details:
Key Details:
Key Details:
| Year | Model | Engine | HP | 0-60 mph | MPG (City/Hwy) | Transmission |
|---|---|---|---|---|---|---|
| 1995 | GTS | 5.4L V8 DOHC | 350 | 5.3s* | 11/17 | 5-Speed Manual |
| 1991 | GT | 5.0L V8 DOHC | 326–330 | 5.7s* | N/A | 5-Speed Manual |
| 1989 | S4 | 5.0L V8 DOHC | 316 | 5.9s* | N/A | 4-Speed Auto |
| 1984 | 928 S | 4.7L V8 SOHC | ~234 (US) | 6.9s* | 13/20 | 5-Speed Manual |
| 1978 | 928 | 4.5L V8 SOHC | 219 (US) | 7.5s* | N/A | 5-Speed Manual |
*0–60 mph converted/derived from period sources listing 0–62 mph or manufacturer data.
Source: Porsche Classic model info; EPA/DOE fuel-economy data; Edmunds specs; Stuttcars/Wikipedia period figures.
When decoding a Porsche 928 VIN, buyers should focus on generation-specific issues. Different 928 evolutions in the US market have distinct risk areas and maintenance costs.
💡 Pro Tip: Documented timing-belt/water-pump services, flex-plate checks (automatics), and verified recall closures substantially reduce risk. Thorough VIN-based history, plus invoices for major work, makes a used 928 more desirable and easier to insure and finance.
| Key Risk | Impact on Buyers | Mitigation Steps |
|---|---|---|
| Unrepaired Safety Recalls | 23 distinct 928 recall campaigns across model years increase safety risk if open. | Check VIN in NHTSA recall database. Confirm dealer closure records. |
| Odometer Rollback Fraud | >450,000 US vehicles annually are sold with false mileage, affecting pricing and maintenance planning. | Compare VIN mileage with DMV/inspection records and service stamps. |
| Hidden Flood/Salvage History | ~454,000 flood-damaged vehicles back in use nationwide. Some sold without disclosure. | Verify title brands via NMVTIS/NICB. Review photos and corrosion signs. |
| Depreciation/Collector Volatility | Collector demand swings: GTS averages ~$100k vs. ~$40k for typical 928s. | Use VIN history, inspection, and comps to price by trim, mileage, and provenance. |
This PORSCHE 928 information is compiled from trusted sources:
| Feature | 928 S4 (1987–1991) | 928 GT (1989–1991) | 928 GTS (1992–1995) |
|---|---|---|---|
| Reliability Score | 7.5/10 | 7.3/10 | 7.8/10 |
| Avg. Annual Maintenance | $1,200 | $1,300 | $1,400 |
| Avg. Mileage (used market) | 85,000 mi | 80,000 mi | 70,000 mi |
| Fuel Economy (combined) | 15 mpg* | 15 mpg* | 14 mpg* |
| Hybrid Available | No | No | No |
| Technology Level | ★★★☆☆ | ★★★★☆ | ★★★★☆ |
| Best For | Value GT touring | Engaging manual | Top-tier collectible |
Year 1981
Make Porsche
Model 928
Fuel Type
Engine Horizontally opposed (boxer)
Made in GERMANY
The dashboard plate at the base of the windshield (driver's side). Also, check the driver-door jamb label and a stamped VIN on the right inner fender. Some cars also have a luggage-area label. Cross-check all VINs with the title.
1981-on Porsche VINs use 17 characters: “WP0” denotes Porsche passenger cars; position 10 is model year, 11 is factory, and positions 7–8/12 denote model type. Pre-1981 cars used shorter formats.
Well-maintained late S4 and GTS cars are often regarded as robust. However, reliability depends heavily on timing-belt service, flex-plate checks (automatics), and documented repairs rather than the year alone.
As per RepairPal, average annual maintenance is about $765. Real-world costs vary with age, mileage, and parts availability. This particularly concerns GTS. Verify major services in records.
Yes. NHTSA lists multiple recalls across 1978–1991 for different components. These are steering, brakes, and emissions. Use the VIN to confirm recall status and completion.
Official EPA figures for mid-1980s cars are around 13/20 mpg (15 combined). GTS manuals are rated about 11/17 mpg. Driving style and condition significantly affect results.
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