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1992 Porsche 911 Turbo With 3.5-Liter Engine Listed for Sale in New Jersey

A Swiss-market 1992 Porsche 911 Turbo of the 964 series with an engine enlarged to 3.5 liters is being offered for sale, with extensive modifications and open questions about its actual mileage.

A 1992 Porsche 911 Turbo of the 964 series, originally built for the Swiss market, is currently being offered for sale in New Jersey. The vehicle stands out above all for its turbocharged flat-six engine enlarged to 3.5 liters and for an extensive technical upgrade carried out in recent years. The car is an example of a 964 Turbo that, after being imported into the United States, was deliberately modified over the course of several years.

The car is finished in Tahoe Blue Metallic and fitted inside with black full leather. It was imported into the United States in 1998. Its previous owner was the Gulf Performance Center in Florida, before the car moved on into the trade. The odometer reads 34,000 miles, but the actual mileage cannot be verified. The Montana title accordingly carries the notation "Not Actual" for the mileage, an indication that the displayed value is not considered reliable.

In 2015 the engine was rebuilt and its displacement increased to 3.5 liters. In 2026 the turbocharged six-cylinder boxer also received a Precision 6266 turbocharger. Further modifications include twin-ignition cylinder heads, a widened intercooler, a Tial wastegate, an Electromotive electronic ignition unit and RarlyL8 headers. The adjustments aim at higher power output, and the equipment has therefore grown well beyond the factory specification. The five-speed manual gearbox has been fitted with an RS-specification clutch and a lightweight flywheel, matching the power transmission to the demands of the engine.

The suspension and brakes have also been changed. Fitted are Bilstein PSS9 coilover suspension and a Elephant Racing bump-steer kit intended to improve steering geometry under load. The three-piece 18-inch Speedline wheels carry Michelin Pilot Sport 4S tires. The braking system has been upgraded, the brake discs are cross-drilled, and the front calipers have been newly repainted in silver. Particularly in a vehicle with increased performance, the brakes and suspension form the core of driving safety.

Before the sale, the paintwork was reconditioned and the window trim was restored. A Carfax report is clean, with no accidents recorded. The vehicle is offered with current service records that document the scope of the work carried out. It remains unclear, however, to what extent the car was repainted beforehand, as this is not documented. Based on the information available, the actual mileage also cannot be confirmed, so buyers must rely mainly on the documentation and their own inspection when assessing the condition.