Ultimate Guide to the 420A Engine for Sale: Insights, Comparisons, and More

The 420A engine, renowned for its durability and performance, has garnered attention among car enthusiasts and those seeking replacements for their vehicles, particularly the Mitsubishi Eclipse and Talon models. Whether you’re looking for a rebuilt engine, used parts, or performance enhancements, the market is filled with options. In this guide, we will delve into the world of the 420A engine, providing a comprehensive overview of its specifications, applications, and where to find it for sale.

Engine Types and Applications

Engine Type Application Vehicles Key Features Market Availability
420A DOHC Mitsubishi Eclipse, Talon, Breeze 2.0L, 140 hp, non-turbo Widely available on platforms like karking.com and jdmpros.com
Remanufactured Various Mitsubishi Models High-quality rebuild, warranty included Available from www.powertrainproducts.net and www.rebuiltcrateengines.com
Used Engines Multiple DSM vehicles Cost-effective, varying conditions Find listings on www.used.forsale and www.ebay.ca
Performance Parts Mitsubishi Eclipse 95-99 RS/GS Custom enhancements, performance upgrades Available at www.realstreetperformance.com
Short Block Stroker 420A Engine with Core Increased displacement, enhanced horsepower Offered by howellautomotive.com

Understanding the 420A Engine

The 420A engine is a 2.0-liter inline-four engine that has been used in several models produced by Mitsubishi and Chrysler. It is known for its reliability and ease of maintenance, which makes it a popular choice among car enthusiasts. The engine is equipped with a DOHC (Dual Overhead Cam) configuration, providing better performance compared to its SOHC counterparts. This engine produces around 140 horsepower, making it suitable for daily driving as well as mild performance applications.

Key Features of the 420A Engine

  • Displacement: 2.0 liters (122 cubic inches)
  • Configuration: Inline-four, DOHC
  • Horsepower: Approximately 140 hp
  • Torque: 135 lb-ft
  • Fuel System: Sequential multi-port fuel injection
  • Block Material: Cast aluminum for durability and heat dissipation

Where to Buy a 420A Engine

Finding a 420A engine for sale can be straightforward if you know where to look. Here are some popular sources:

1. Karking.com

Karking offers rebuilt 420A engines for the Mitsubishi Eclipse (1995-1999). They work on an exchange basis, requiring a core deposit that is fully refundable upon returning your old engine.

2. Howell Automotive

Howell Automotive specializes in crate motors, including short block options for the 420A. Their focus on quality and performance makes them a reliable source for enthusiasts seeking upgrades.

3. Rebuilt Crate Engines

This site offers a wide selection of remanufactured engines, including the 420A. Their commitment to using high-quality parts ensures that buyers receive a dependable product.

4. JDM Pros

JDM Pros provides a selection of used 420A engines. They focus on quality and transparency, offering a detailed description of each engine’s condition.

5. eBay

eBay is a great marketplace for both new and used engines. You can find a variety of listings for the 420A, often at competitive prices.

6. Local Classifieds

Websites like www.used.forsale can help you locate used 420A engines in your area, often at lower prices than retail options.

Performance Upgrades for the 420A Engine

While the stock 420A engine provides sufficient power for daily driving, many enthusiasts choose to enhance its performance through various upgrades. Here are some common modifications:

Turbocharging

Although the 420A is a naturally aspirated engine, it can be turbocharged with the right kit. This transformation significantly increases horsepower and torque, making your vehicle much more capable.

ECU Tuning

Reprogramming the engine control unit (ECU) can optimize fuel delivery and ignition timing, leading to improved performance. This is a common upgrade among enthusiasts looking to maximize engine efficiency.

Exhaust System Upgrades

Installing a performance exhaust system can improve airflow, leading to better engine performance and a more aggressive sound.

Intake Modifications

Upgrading to a high-performance air intake can increase airflow into the engine, enhancing horsepower and throttle response.

Technical Features Comparison

Feature 420A DOHC 4G63T Turbo Other Alternatives
Displacement 2.0L 2.0L 2.4L (various models)
Power Output 140 hp 190-200 hp Varies by model
Torque 135 lb-ft 205 lb-ft Varies by model
Common Applications Eclipse, Talon, Breeze Eclipse GSX, Talon TSi Various Mitsubishi models
Aftermarket Support Moderate High Varies by model

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Conclusion

The 420A engine is a versatile and reliable choice for those in need of a replacement or looking to enhance their vehicle’s performance. With options ranging from rebuilt engines to performance parts, enthusiasts have a plethora of choices to suit their needs. Whether you are searching through specialized websites like karking.com and howellautomotive.com or browsing marketplaces like eBay and local classifieds, the 420A engine remains a solid investment for performance and reliability.

FAQ

What vehicles use the 420A engine?
The 420A engine is primarily used in the Mitsubishi Eclipse, Talon, and Breeze models, specifically from 1995 to 1999.

Can I turbocharge a 420A engine?
Yes, the 420A engine can be turbocharged with the appropriate turbo kit and supporting modifications.

What is the average price for a used 420A engine?
Prices for used 420A engines can vary widely based on condition and seller, typically ranging from $500 to $1,500.

Where can I find high-quality remanufactured engines?
Websites like www.rebuiltcrateengines.com and www.powertrainproducts.net offer high-quality remanufactured engines.

What are common problems with the 420A engine?
Common issues include oil leaks, head gasket failures, and timing belt wear, particularly in older models.

How much horsepower can I gain from performance upgrades?
Depending on the modifications, you can gain anywhere from 30 to 100+ hp with performance upgrades such as turbocharging and ECU tuning.

Is it worth it to rebuild a 420A engine?
Rebuilding can be a cost-effective solution if your engine has significant wear but is otherwise in good shape. It provides an opportunity to improve performance with new parts.

How long does a 420A engine typically last?
With proper maintenance, a 420A engine can last well over 150,000 miles.

What is the difference between the 420A and 4G63T engines?
The 420A is a naturally aspirated engine, producing around 140 hp, while the 4G63T is a turbocharged engine with higher power output and performance capabilities.

Can I find performance parts for the 420A engine?
Yes, many retailers, including www.realstreetperformance.com, offer a wide range of performance parts specifically designed for the 420A engine.