FORD 8S4A-12A650-ASC Engine

( Type: Engine Control Unit ), ( Manufacturer Warranty: 30 Day Warranty ), ( Manufacturer Part Number: 8S4A-12A650-ASC )

Review FORD Used Oem Engine Computer fits FOCUS 2009

The Ford 8S4A-12A650-ASC engine is a 2.0-liter, Duratec I4, DOHC powerplant that was first introduced in the 2009 Ford Focus. This engine is part of Ford's global engine family and is known for its advanced technology and fuel efficiency.

The Duratec engine features a twin independent variable camshaft timing (Ti-VCT) system, which optimizes valve timing for both intake and exhaust strokes. This results in improved engine performance, increased torque, and reduced emissions. The engine also utilizes a compacted graphite iron (CGI) block, which provides excellent strength and durability while reducing weight.

The 8S4A-12A650-ASC engine is capable of producing 143 horsepower at 6,750 rpm and 135 lb-ft of torque at 4,450 rpm. The engine features a dual-overhead camshaft design, which allows for smooth and efficient operation. The engine also utilizes a variable intake manifold, which optimizes air flow for improved power and torque.

The engine is equipped with a number of advanced features, including an electronic throttle control system, electronic fuel injection, and a knock sensor system. The engine also features a balance shaft system, which helps to reduce vibration and improve smoothness.

The Duratec engine is known for its excellent fuel efficiency, with an estimated city/highway fuel economy rating of 23/33 mpg. The engine also meets stringent emissions standards, making it an environmentally-friendly choice.

The 8S4A-12A650-ASC engine is designed to provide reliable and efficient performance in a wide range of driving conditions. It is capable of handling both city and highway driving, and is well-suited to the demands of daily commuting. The engine is also designed to be easily serviced, making it a popular choice for those who want a dependable and affordable powertrain solution.

Overall, the Ford 8S4A-12A650-ASC engine is a technologically advanced and fuel-efficient powerplant that delivers strong performance and excellent fuel economy. It is a reliable and dependable choice for those who are looking for a high-quality engine for their Ford Focus or other compatible vehicle.

The Ford 8N8A-12A650-ASC engine, which was used in the 2009 Focus, is a 2.5-liter Duratec I4 engine. Here are some potential pros and cons of buying this engine:

1. Fuel Efficiency: This engine delivers decent fuel economy, making it a good choice for those who prioritize fuel efficiency.

2. Reliability: The Duratec engine family has a reputation for being reliable and durable.

3. Power: With 140 horsepower and 140 lb-ft of torque, this engine provides adequate power for most driving conditions.

4. Wide Availability: This engine is commonly used in Ford vehicles, making parts readily available.

5. Affordability: Compared to some other engines, the Duratec I4 engine is relatively affordable.

1. Emissions: This engine does not meet the latest emissions standards, which could be a concern for some buyers.

2. Performance: While this engine provides adequate power, it may not be the best choice for those seeking high performance.

3. Noise: Some owners have reported that this engine can be noisy, especially under heavy acceleration.

4. Maintenance: Like any engine, the Duratec I4 requires regular maintenance to keep it running smoothly.

5. Faults: Some owners have reported faults with this engine, such as misfires and cooling issues.

The Ford 8N8A-12A650-ASC engine is a reliable and fuel-efficient choice for those seeking a decent driving experience without breaking the bank. However, it may not be the best choice for those seeking high performance or the latest emissions standards. As with any engine, regular maintenance is essential to keep it running smoothly.

If you prioritize fuel efficiency, reliability, and affordability, then the Ford 8N8A-12A650-ASC engine could be a good choice for you. However, if you seek high performance or the latest emissions standards, you may want to consider other options. As always, it's essential to research and consider all factors before making a purchase.

Details:

PLEASENOTE: these units are bought by part number only. Usually late model vehicles may need to be program.

part #: 8s4a12a650 prices

• $50.00-$78.00

specifications ecusrush:

• for models: Focus
• for makes: Ford
• for years: 2009
• type: Engine Control Unit
• manufacturer warranty: 30 Day Warranty
• manufacturer part number: 8S4A-12A650-ASC

payments ecusrush:

• credit card: Visa
• wallet: Paypal
• other

shipping ecusrush:

• service: USPS Priority Mail Flat Rate Envelope
• cost: $0.00
• transit: 4-7 Days
• carrier: USPS
• type: Fixed
• class: Expedited

general ecusrush:

• condition: Used
• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > ECUs Computer Modules

offer ecusrush:

• options: Ship-to-home
• started: January 22, 2026
• quantity: 1
• sold: 0
• availability: In Stock

seller ecusrush:

• rating: 99.6%
• city: Gardena, California
• # reviews: 3307

returns ecusrush:

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

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