fits model: Sc. make: Porsche. year: 1990.

( Brand: Deves ), ( Manufacturer Part Number: 1858S-STD ), ( Part Type: Ring Piston ), ( Placement On Vehicle: Left ), ( Surface Finish: Swedish Steel ), ( Country/region Of Manufacture: United States )
The product in question is a set of piston rings, specifically designed for Porsche engines with a 1.59x1.5x4.0 piston size. The rings fall under the part number 82.50 912 90 1858s, which is a crucial piece of information for anyone looking to replace their worn-out or damaged piston rings.
These piston rings are made to exacting standards, ensuring they fit perfectly into the piston bores of your Porsche engine. The 1.59x1.5x4.0 dimensions refer to the outer diameter, the groove diameter, and the length of the ring, respectively. This specific size is commonly used in Porsche engines, making these piston rings a popular choice among Porsche enthusiasts and mechanics.
The piston rings are designed to seal the combustion chamber, preventing the escape of combustion gases and the intrusion of engine oil. This is crucial for optimal engine performance, as it helps to maintain the correct pressure within the engine and prevents engine oil from entering the combustion chamber.
The piston rings are made from a high-quality material that is resistant to heat and wear. This ensures they can withstand the extreme conditions found within an engine and maintain their sealing capabilities over time. The rings are also designed to be easy to install, with clear markings and a straightforward installation process.
In summary, these piston rings are a high-quality replacement for worn-out or damaged rings in Porsche engines with a 1.59x1.5x4.0 piston size. They are made from durable materials, are easy to install, and are designed to seal the combustion chamber effectively, ensuring optimal engine performance.
Pros of buying Porsche 912 90 piston rings (1.59x1.5x4.0):1. High-quality materials: Porsche is known for its high-quality components, and these piston rings are no exception. They are made of top-notch materials that can withstand the intense heat and pressure of an engine.
2. Durability: These piston rings are designed to last a long time. They are made to fit perfectly in the cylinder, which reduces friction and wear, extending the life of the engine.
3. Improved engine performance: These piston rings can help improve engine performance by sealing the combustion chamber better, reducing fuel leakage, and preventing oil from entering the combustion chamber. This can lead to improved fuel efficiency and increased horsepower.
Cons of buying Porsche 912 90 piston rings (1.59x1.5x4.0):1. Cost: Porsche piston rings are not cheap. They are made of high-quality materials, and the price reflects that.
2. Availability: Finding these piston rings may be difficult, especially if you are not buying them from an authorized Porsche dealer. This can make it more expensive to ship them to you.
3. Installation: Installing piston rings can be a complex and time-consuming process. It requires specialized tools and knowledge of engine mechanics.
Conclusion:If you are a Porsche owner and you want to ensure that your engine is running at its best, then purchasing high-quality piston rings like these Porsche 912 90 piston rings (1.59x1.5x4.0) is a wise investment. However, it is important to consider the cost and availability before making the purchase. If you are not confident in your ability to install these piston rings, it may be best to take your car to a professional mechanic.
Recommendation:If you are looking for high-quality piston rings for your Porsche 912 90, I would recommend purchasing these piston rings from an authorized Porsche dealer to ensure that you are getting the best possible product. If you are not able to do that, be sure to do your research and find a reputable supplier to ensure that you are getting a high-quality product. It is also important to make sure that the piston rings are the correct size and fit for your engine before making the purchase.
Check my feed back on. This is a set of the super high quality Deves piston rings for Porsche 356b 90 super 90 356c 356sc with MC pistons and with an 82.
5mm bore and All my pictures are of the actual part you are buying and not a file photo. 0mm ring width s.
Deves will stop oil burning with there 4pc. Oil ring design.
I have used many sets and never had an oil burner.