NISSAN 300-77725-H Engine Hybrid 2.5L 70K

( Manufacturer Part Number: 300-77725-H ), ( Vintage Part: No ), ( Fuel Type: Hybrid-electric ), ( Type: Vin ), ( Manufacturer Warranty: 90 Days ), ( Engine Size: 2.5l ), ( Number Of Valves: 16 ), ( Block Type: Straight ), ( Country/region Of Manufacture: Japan )

Review NISSAN 2.5l Engine 70k Miles Hybrid fits ALTIMA 2007–2009

Introducing the Nissan 2.5L Altima Hybrid Engine (300-77725-H), a sophisticated powertrain option for the 2007, 2008, and 2009 Nissan Altima Hybrid models. This engine is designed to provide an ideal balance of performance and fuel efficiency.

The 2.5-liter DOHC 16-valve 4-cylinder engine features Nissan's innovative XTRONIC CVT (Continuously Variable Transmission) system. This combination results in a smooth, responsive power delivery and excellent fuel economy. The engine block is made from aluminum, which not only reduces weight for better fuel economy but also offers enhanced durability and heat dissipation.

The engine's intake system incorporates an Electronic Throttle Control System (ETCS) and a high-flow air cleaner, ensuring optimal air intake and efficient combustion. The exhaust system is equipped with a catalytic converter and a dual muffler to minimize exhaust emissions and provide a quiet operation.

The Nissan 2.5L Altima Hybrid Engine is designed to work in harmony with the vehicle's hybrid system. This includes a powerful Integrated Motor Assist (IMA) motor, which assists the engine during acceleration and deceleration, improving overall performance and reducing engine wear. The engine also features an advanced battery system, which stores electrical energy generated during regenerative braking and can be used to power the vehicle's accessories and electric motor.

This engine is suitable for vehicles with approximately 70,000 miles (112,650 kilometers) on the odometer. It comes with a comprehensive warranty, ensuring peace of mind for the vehicle's new owner. The engine and transmission are covered by a 5-year/60,000-mile limited powertrain warranty, while the hybrid battery is covered by an 8-year/100,000-mile limited warranty.

In summary, the Nissan 2.5L Altima Hybrid Engine (300-77725-H) is a technologically advanced powertrain option that offers impressive performance and fuel economy. Its sophisticated design, including the XTRONIC CVT system and the IMA motor, makes it an ideal choice for those seeking a reliable, efficient, and eco-friendly driving experience.

Buying a Nissan Altima 2.5L engine from the model years 2007 to 2009, specifically the part number 70K Hybrid, can be a viable option for those in need of a replacement engine. However, like any major automotive purchase, it comes with its own set of pros and cons.

1. Reliability: Nissan Altima engines are known for their durability and reliability. The 2.5L engine is a common choice for this model and has a good reputation for longevity.

2. Availability: These engines are widely available on the aftermarket, making it easier to find a replacement at a reasonable price.

3. Cost-Effective: Compared to buying a new car or even a new engine from the dealership, purchasing a used engine from a reliable source can save a significant amount of money.

1. Unknown History: When buying a used engine, it's essential to understand that you're getting a pre-owned product with an unknown history. It could have issues that were not apparent during the inspection.

2. Installation Costs: Installing a used engine can be a complex and time-consuming process. Labor costs can add up quickly, especially if you're not doing the work yourself.

3. Quality Variability: The quality of used engines can vary greatly, depending on their condition and the source from which they're purchased.

Buying a Nissan Altima 2.5L engine from the model years 2007 to 2009, specifically part number 70K Hybrid, can be a cost-effective solution for those in need of a replacement engine. However, it's crucial to carefully consider the potential risks, such as the engine's unknown history and installation costs. To mitigate these risks, it's recommended to purchase the engine from a reputable dealer or seller with a solid return policy and a good track record.

If you've weighed the pros and cons and decided that purchasing a used Nissan Altima 2.5L engine is the best option for you, follow these recommendations to ensure a successful transaction:

1. Research potential sellers thoroughly.

2. Inspect the engine before purchasing.

3. Ask for a warranty or return policy.

4. Budget for installation costs.

5. Consider hiring a professional to install the engine.

Details:

Inspect and replace gaskets seals front seal, rear main valve cover gaskets, oil pan. Shipping Details. Install new thermostat gasket. Load is curbside delivery ONLY.

Daytime phone number is required load will not deliver until appointment scheduled. No warranty is provided for any such parts that are attached, including as switches, sensors, cables, injectors, electronics, belts including timing belt/chain, hoses, water pumps, manifolds and oil pans. Replace engine oil, oil filter, air fuel filters, coolant-antifreeze. Drain excess oil and coolant from exhaust system.

All other parts that may be provided are Accessories and Extra Parts. Exchange attached accessory items to insure proper fit mounts, intake manifold, exhaust distributor, sensors. Replace water pump. Add $80 for Lift Gate Delivery, $100 Diesel Engine Delivery.

Someone over 18 must be present for delivery. Insure this engine is the same application as one being replaced. Nissan Altima 2.5L Hybrid Engine - 2007 - 2009. Insure the cooling system is flushed and functioning properly.

Install and replace timing belt if necessary, your engine has a chain it is set ready for installation. 90 Day Replacement Warranty.

part #: 30077725 prices

• $459.96-$685.00

specifications grokengines:

• for models: Altima
• for makes: Nissan
• for years: 2007-2009
• mpn: 300-77725-h
• vintage part: No
• fuel type: Hybrid-electric
• type: Vin
• manufacturer warranty: 90 Days
• engine size: 2.5l
• number of valves: 16
• block type: Straight
• country/region of manufacture: Japan

shipping grokengines:

• cost: $359.00
• type: Fixed
• transit: 23-29 Days
• class: Freight
• service: Flat Rate Freight

returns grokengines:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

seller grokengines:

• # reviews: 2693
• rating: 100.0%
• city: Orlando, Florida

offer grokengines:

• quantity: 1
• sold: 0
• started: August 4, 2025
• availability: In Stock
• options: Ship-to-home

payments grokengines:

• wallet: Apple-pay
• other
• credit card: Diners-club

general grokengines:

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

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