fits model: Marine, Mercruiser. make: Gmc. year: 1998.

( Manufacturer Part Number: 1A623273 ), ( Part Type: Engine ), ( Engine Hp : 135-140 )
The 1A623273 3.0 Mercruiser GM Marine Engine is a reliable and powerful option for boat owners looking to upgrade or maintain their watercraft. This engine, designed to run on 1998 up GMC models, is a testament to Mercruiser's commitment to delivering high-performance marine engines.
The 3.0-liter, in-line six-cylinder engine is equipped with a closed-loop electronic fuel injection system, ensuring optimal fuel efficiency and smooth operation. This engine also features a high-pressure lubrication system, which helps to reduce wear and tear on internal components, extending the engine's lifespan.
The 1A623273 engine is known for its robustness and reliability, thanks to its cast-iron cylinder block and aluminum cylinder heads. These components provide excellent heat dissipation, ensuring the engine runs cool even under heavy loads. The engine also comes with a serpentine drive system, which simplifies the belt drive system, reducing maintenance requirements.
The 1A623273 engine is compatible with a wide range of GMC boats, from small runabouts to larger cruisers. It's capable of delivering a maximum horsepower of 180, making it a great choice for those who want a powerful and efficient engine for their marine applications.
In summary, the 1A623273 3.0 Mercruiser GM Marine Engine is a high-performance, reliable, and efficient option for boat owners. Its durable construction, advanced fuel injection system, and serpentine drive system make it a great choice for those looking for a reliable engine that can handle the demands of marine use.
Pros of buying a 1a623273 3.0 Mercruiser GM Marine Engine (running 1998-up GMC):1. Reliability: This engine model has a reputation for being robust and long-lasting, making it a reliable choice for boat owners.
2. Wide Availability of Parts: Being a popular engine model, you can find replacement parts easily and at a reasonable price.
3. Fuel Efficiency: The 3.0 liter engine is known for its good fuel efficiency, which can save you money in the long run.
4. Affordability: Compared to newer models, the 1a623273 3.0 Mercruiser engine is often more affordable, making it a cost-effective option.
Cons of buying a 1a623273 3.0 Mercruiser GM Marine Engine (running 1998-up GMC):1. Age: Older engines may have more wear and tear, which could lead to additional repair costs.
2. Technology Limitations: The engine may not have some of the advanced features found in newer models, such as electronic fuel injection or better emission control systems.
3. Aesthetics: The appearance of the engine may not be as modern or sleek as newer models.
Conclusion: The 1a623273 3.0 Mercruiser GM Marine Engine is a reliable and cost-effective option for boat owners. Its wide availability of parts and good fuel efficiency are major advantages. However, its age could potentially lead to additional repair costs, and it may not have the same advanced features as newer models. Ultimately, whether this engine is right for you depends on your specific needs, budget, and preferences.
Recommendation: If you're looking for a reliable and cost-effective engine with good fuel efficiency, the 1a623273 3.0 Mercruiser GM Marine Engine could be a good choice. However, it's important to have a mechanic inspect the engine to ensure it's in good condition before making a purchase. Additionally, consider the potential costs of repairs and the need for any upgrades to meet modern regulations or preferences.
Serial number 1A623273 to verify your application and year. Liter 4-Cl Mercruiser engine. Extremely nice condition pictures tell all.
Your mounting bolt with washer completely covers and secures engine. Engine was very clean and not painted to improve appearance or be misleading in any way. Nice, clean and complete engine. See picture of the broken leg vs other good one not much difference.
Note, that the one leg tab has a minor piece missing from it as result of not completely removing engine mount bolt prior to lifting engine, but will interfere with re-mounting, install or performance. I am selling for an old gentleman. Ready to set in. 1998 and up 3.
Boat has been in storage for the past approx. For the convenience of all, I had a mechanic set up and check engine, then run, with water fuel she starts fired right runs great. High compression and cleanliness of engine indicates that this has low usage.
He properly maintained and stored the motor.