59B1AE441800448S Longblock 10TH L15B7

( Manufacturer Part Number: 59B1AE441800448S ), ( Brand: Oem ), ( Engine Size: 7 L ), ( Performance Part: Yes )

Review 10th Gen Longblock New Factory Sealed fits CIVIC SI 2017–2020

The 59B1AE441800448 L15B7 longblock is a replacement engine assembly specifically designed for the 10th generation Honda Civic SI model years 2017 to 2020. This longblock is a crucial component of the vehicle's powertrain system, containing the cylinder block, crankshaft, pistons, connecting rods, and other essential components.

The L15B7 engine is a 1.5-liter, turbocharged, direct-injected, DOHC, 16-valve inline-4-cylinder engine that delivers impressive power and torque. The cylinder block is made of compacted graphite iron for enhanced strength and durability. The crankshaft is forged from high-strength steel and features counterweight designs to optimize engine balance.

The pistons are engineered to provide superior combustion efficiency and reduced emissions. They are made of aluminum alloy and feature a piston ring package that ensures proper sealing and reduced friction. The connecting rods are also made of high-strength steel, ensuring the durability and longevity of the engine.

This longblock comes with all necessary gaskets and seals, making it a complete engine assembly for a hassle-free installation process. It is designed to meet or exceed OEM specifications for fit, function, and performance. The engine is also covered by a comprehensive warranty, providing peace of mind to the consumer.

In summary, the 59B1AE441800448 L15B7 longblock is a high-quality replacement engine assembly specifically engineered for the 10th generation Honda Civic SI models 2017 to 2020. It contains essential components such as the cylinder block, crankshaft, pistons, connecting rods, and other necessary gaskets and seals. This longblock is designed to meet or exceed OEM specifications for fit, function, and performance, ensuring a reliable and efficient powertrain system for your vehicle.

Buying a used 10th generation Civic Si with a L15B7 longblock for the years 2017 to 2020 involves considering several pros and cons to help make an informed decision.

1. Performance: The L15B7 engine is known for its power and responsiveness, making the Civic Si an enjoyable vehicle to drive, particularly for those who enjoy a sporty experience.

2. Reliability: Honda engines generally have a strong reputation for reliability. The L15B7 engine, in particular, has shown to be a durable powertrain in the Civic Si.

3. Fuel efficiency: The Civic Si offers impressive fuel economy for a high-performance vehicle, allowing you to save on gas costs over time.

4. Versatility: The Civic Si is a practical car that can handle daily driving, long trips, and even track days, making it a versatile choice for various driving scenarios.

1. Cost: Used Civic Si models with the L15B7 engine can be more expensive than other used Civic models due to their performance capabilities and desirability.

2. Maintenance: While Honda engines are reliable, they still require regular maintenance. The L15B7 engine may require more frequent oil changes and other maintenance tasks due to its high-performance nature.

3. Wear and tear: Used cars, including the Civic Si, may have hidden issues or wear and tear that can lead to unexpected repairs and costs.

4. Depreciation: Like many used cars, the value of a Civic Si with a L15B7 engine will depreciate over time, meaning you may not recoup the entire cost if you decide to sell it in the future.

The decision to buy a used 10th generation Civic Si with a L15B7 longblock depends on your personal preferences, driving habits, and budget. If you are looking for a sporty, reliable, and versatile vehicle with impressive fuel efficiency, the Civic Si could be an excellent choice. However, it comes with higher costs, potential maintenance requirements, and the risk of hidden issues. Ultimately, thorough research, inspection, and test drives are essential to ensure you are making a wise investment.

1. Research: Look up the market value and average prices for used Civic Si models with the L15B7 engine to have a better understanding of the cost range.

2. Inspection: Have a trusted mechanic inspect the vehicle to identify any potential issues or hidden wear and tear.

3. Test drive: Take the car for a test drive to experience its performance and handling firsthand.

4. Negotiation: Use the information gathered from your research, inspection, and test drive to negotiate a fair price for the vehicle.

Details:

Never put in car due to Sitting. RARE LONGBLOCK, 2017 2020 HONDA CIVIC SI ENGINE L15B7 OEM BRAND NEW NEVER USED From Honda directly. With cylinder head included.

part #: 59b1ae441800448s prices

• $159.99-$399.97

specifications grokengines:

• for models: Si, Civic
• for years: 2017-2020
• mpn: 59b1ae441800448s
• brand: Oem
• engine size: 7 L
• performance part: Yes

offer grokengines:

• quantity: 1
• availability: In Stock
• sold: 0
• options: Seller-arranged-local-pickup
• best offers: True
• started: July 21, 2025

payments grokengines:

• other
• wallet: Google-pay
• credit card: Mastercard

seller grokengines:

• rating: 100.0%
• # reviews: 5
• city: Fort Lauderdale, Florida

returns grokengines:

• policy: No Returns

shipping grokengines:

general grokengines:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Engines

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