fits model: Mariner. make: Mercury. year: 1985.



( Part Type: Valve Hp ), ( Modified Item: No ), ( Manufacturer Part Number: 42859A2 )
The Mercury 42859A2 Enricher Valve is a crucial component for any 1985 Mercury or Mariner outboard engine with a 175 HP power rating. This valve plays a vital role in the engine's fuel delivery system, ensuring optimal performance and efficiency.
The Mercury 42859A2 Enricher Valve is designed to control the fuel mixture during engine start-up and idling. It allows a richer fuel mixture to be delivered to the engine, which aids in easier ignition and smoother operation when the engine is cold. Once the engine reaches operating temperature, the valve switches to allow a leaner fuel mixture, which is more efficient for cruising and faster speeds.
This enricher valve is made from high-quality materials to ensure durability and reliability, even in the harshest marine environments. It features a robust construction with corrosion-resistant materials, ensuring it can withstand saltwater, moisture, and UV exposure. The Mercury 42859A2 Enricher Valve is also easy to install, with clear and concise installation instructions included.
In summary, the Mercury 42859A2 Enricher Valve is an essential part of any 1985 Mercury or Mariner 175 HP engine. Its primary function is to control the fuel mixture, allowing for easy start-up and smooth operation at all engine speeds. Made from durable materials, this enricher valve is built to last in the harsh marine environment. With its easy installation, this valve is a must-have for any boat owner looking to ensure their engine performs at its best.
Pros of buying a 1985 Mercury/Mariner 175 HP engine with enrichment valve (Model 42859A2):1. Powerful and reliable: The 175 HP engine is powerful enough to handle most boating activities, making it suitable for a wide range of users.
2. Easy to find replacement parts: As a popular and well-known engine, finding replacement parts for the 42859A2 should be relatively easy.
3. Wide availability: The engine is widely available on various online marketplaces and in boat dealerships, making it easy to find and purchase.
Cons of buying a 1985 Mercury/Mariner 175 HP engine with enrichment valve (Model 42859A2):1. Older technology: The engine is over 35 years old, which means it may have outdated technology and may not be as efficient as newer engines.
2. Higher maintenance costs: Older engines may require more frequent maintenance and repairs, which can be costly over time.
3. Potential for compatibility issues: The engine may not be compatible with newer boats or accessories, which could require additional investment to make it work properly.
Conclusion:The 1985 Mercury/Mariner 175 HP engine with enrichment valve (Model 42859A2) is a reliable and powerful engine that is widely available and easy to find replacement parts for. However, its older technology and potential for higher maintenance costs should be taken into consideration before making a purchase. Ultimately, if you are looking for a reasonably priced engine for a smaller boat or vintage boat, this engine could be a good fit for you. But if you are looking for a more modern and efficient engine, you may want to consider newer options.
The one wire was cut short see pictures. Items less then 1 lbs ship USPS first class. Large items ship via FedEx or UPS Ground. Up for sale is the Enrichner Valve Assembly 42859A2.
Parting out a 1985 Mercury/Mariner 175 hp Outboard. This Came of a Motor with Bad Cylinder.