CARFIX

Porsche 928 S, S4 (1986–1991)

The Porsche 928, produced from 1986 to 1991, represents the later years of this iconic grand tourer. Combining powerful V8 engines with comfortable interiors, the 928 was a unique proposition in the Porsche lineup. As a technical expert, I'll review the essential considerations for those seeking to buy or maintain one of these vehicles in New Zealand.

Parts for the Porsche 928 S, S4

Known issues

Common problems on the Porsche 928 (1986-1991) include timing belt issues (critical for engine health), cooling system leaks (radiator, hoses), and electrical faults due to aging wiring. The automatic transmission, if fitted, can be prone to wear and require servicing. Suspension components deteriorate with age, leading to handling issues. Parts availability can be a challenge.

WOF tips

Inspect the brakes thoroughly, including brake lines and rotors. Check the suspension components for wear and play. Lighting must be fully functional. Tyre condition is critical. Pay close attention to any signs of fluid leaks.

About the Porsche 928 S, S4

The Porsche 928 (1986-1991) featured a range of powerful V8 engines, automatic or manual transmissions, and a luxurious interior. Key features included a distinctive fastback design, advanced suspension systems and luxurious features. Given the age of these cars, a comprehensive inspection by an experienced Porsche mechanic is essential.

Questions owners ask

What are the most common issues I should look out for with a 1986-1991 Porsche 928 in New Zealand?
Owners of the 1986-1991 Porsche 928 commonly encounter issues with the timing belt, which is critical for engine health. Cooling system leaks, particularly from the radiator and hoses, are also frequent. Electrical faults due to aging wiring are a concern, and the automatic transmission can be prone to wear. Suspension components also deteriorate over time, affecting handling.
What should I specifically check on a 1986-1991 Porsche 928 for a WOF in New Zealand?
For a WOF on your 1986-1991 Porsche 928, pay close attention to the brakes, including lines and rotors, as these are critical. Thoroughly inspect suspension components for any wear or play. Ensure all lighting is fully functional and check the condition of your tyres. Also, be vigilant for any signs of fluid leaks, as these can lead to WOF failure.
Where can I get timing belt components for my 1986-1991 Porsche 928 in NZ?
CARFIX stocks 165 SKUs for the 1986-1991 Porsche 928. You can find timing belt components, which are crucial for engine health, through CARFIX. We recommend checking our website or contacting us directly for specific parts availability.
How often should I service my 1986-1991 Porsche 928?
The recommended service interval for your 1986-1991 Porsche 928 is every 10,000 km. Given the vehicle's age and its powerful V8 engine, proactive and regular maintenance is essential to keep it running optimally.
Is the automatic transmission in the 1986-1991 Porsche 928 reliable?
The automatic transmission, if fitted to your 1986-1991 Porsche 928, can be prone to wear and may require servicing. It's one of the common issues identified with this model, so regular inspection and maintenance are advised.
What makes the 1986-1991 Porsche 928 a 'grand tourer'?
The 1986-1991 Porsche 928 is considered a superb grand tourer due to its powerful V8 engines, luxurious interior, and advanced suspension systems. Its distinctive fastback design further contributes to its status as a comfortable and capable long-distance cruiser.