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  3. MAZDA MAZDA-5

MAZDA 300-66523A Engine Motor Gas 3/5 2.3L 8TH

fits make: Mazda. year: 2006–2009.

300-66523a Mazda 06 07 08 09 3 5 Engine Motor 2.3l Vin 8th Digit Gas 2006 2007 2008 2009

( Model: MAZDA-5 ), ( Conditions Options: Mt, Fwd, Auto ), ( Genuine Oem: Yes ), ( Ipn: 300-66523a 06 07 08 09 3 5 ), ( Descriptionpartcondition: We Are Offering A Meticulously Tested And Fully Functional Engine ), ( Performance Part: No ), ( Number Of Valves: 16 ), ( Manufacturer Warranty: 90 Day ), ( Engine Size: 2.3 L ), ( Fuel Type: Gasoline ), ( Type: Engine Long Block ), ( Block Type: Straight ), ( Oe/oem Part Number: 2.3l Motor 2006 2007 2008 2009 Mazda 3 5 )

Review MAZDA 3/5 Engine Motor 2.3l Vin 8th Digit Gas fits 2006–2009

The Mazda 300-66523A engine motor is a 2.3-liter, inline-four cylinder gasoline unit produced by Mazda for select Mazda3 models produced between 2006 and 2009. This engine is part of the Skyactiv-G series, which is known for its impressive power output and fuel efficiency.

The 2.3-liter engine features a displacement of 2,268 cc and a bore x stroke measurement of 92.0 x 84.5 mm. It comes with a double overhead camshaft (DOHC) configuration, 16 valves, and a compression ratio of 11.3:1. The engine block is made of aluminum alloy, while the cylinder head is made of silicon-aluminum alloy.

This engine produces a maximum power output of 153 horsepower at 6,500 rpm and a peak torque of 150 lb-ft at 4,500 rpm. The engine is mated to a choice of either a six-speed manual or a five-speed automatic transmission, depending on the specific model year and trim level.

The Mazda 300-66523A engine motor adheres to strict emission standards, as evidenced by its inclusion of a catalytic converter, an exhaust gas recirculation (EGR) system, and a secondary air injection system. These systems help reduce harmful emissions, making the engine environmentally friendly and compliant with various regulations.

The engine also benefits from Mazda's i-ELOOP regenerative braking system, which captures and stores energy generated during deceleration to be used for electrical loads, thereby improving fuel efficiency and reducing the demand on the engine.

Additionally, the 2.3-liter engine features a forged steel crankshaft, forged pistons, and a high-tensile steel connecting rod, ensuring durability and longevity. The intake and exhaust systems are designed for optimal airflow, contributing to the engine's powerful performance.

In summary, the Mazda 300-66523A engine motor is a powerful, fuel-efficient, and durable 2.3-liter inline-four cylinder gasoline engine that was produced for select Mazda3 models between 2006 and 2009. It features advanced technologies, such as DOHC, 16 valves, and a compression ratio of 11.3:1, to provide impressive power output and efficient performance. The engine's inclusion of emission control systems and Mazda's i-ELOOP system ensures environmental friendliness and improved fuel efficiency.

Pros and Cons of Buying a Mazda 2.3L 8-Gas Engine Motor for a 2006-2009 Mazda 3

I. Introduction

The Mazda 300-66523A engine, a 2.3L 8-gas engine, was used in Mazda 3 vehicles from 2006 to 2009. This engine is known for its fuel efficiency and power, but like any engine, it comes with its advantages and disadvantages. In this article, we will explore both the pros and cons of buying this engine for your Mazda 3.

II. Pros

1. Fuel Efficiency: The 2.3L 8-gas engine is known for its impressive fuel economy. It delivers an estimated 26 mpg on the highway and 31 mpg in the city, making it a popular choice for those looking to save on gas costs.

2. Power and Performance: Despite its size, the engine delivers a respectable amount of power. With 150 horsepower and 148 lb-ft of torque, it provides a responsive and fun driving experience.

3. Durability: Mazda engines are known for their durability, and the 2.3L 8-gas engine is no exception. It is built to withstand the rigors of daily driving and can last for many years with proper maintenance.

4. Availability: The 2.3L 8-gas engine is a common engine for Mazda 3 models from 2006 to 2009. This means that parts are readily available and affordable, making repairs and maintenance easier and more cost-effective.

III. Cons

1. Maintenance Costs: While the engine is durable, it does require regular maintenance. Oil changes, air filter replacements, and timing belt services can add up over time.

2. Fuel Economy: While the engine delivers impressive fuel economy for a gasoline engine, it still uses gasoline. Those looking for the best fuel economy may want to consider a diesel or hybrid engine.

3. Power Compared to Competitors: While the 2.3L 8-gas engine delivers a decent amount of power, it doesn't compare to some of its competitors. For those looking for more power, a larger engine or a different make may be a better choice.

4. Rare Transmission Issues: While rare, some Mazda 3 vehicles with the 2.3L 8-gas engine have experienced transmission issues. These issues can be costly to repair and may be a concern for potential buyers.

IV. Conclusion

The Mazda 2.3L 8-gas engine is a solid choice for those looking for a reliable, fuel-efficient, and powerful engine for their Mazda 3. While it does require regular maintenance and may not offer the most power compared to some competitors, its durability, availability of parts, and impressive fuel economy make it a worthwhile consideration.

V. Recommendation

If you are in the market for a used Mazda 3 from 2006 to 2009 and are looking for a reliable and fuel-efficient engine, the Mazda 2.3L 8-gas engine is a strong contender. Just be sure to factor in the cost of regular maintenance and consider your personal driving needs before making a decision.

Details:

Donor Vehicle Info: 2008. You'll find more for less at. Our engine has undergone rigorous testing and inspections to ensure its top-notch quality reliability.

specifications grokengines:

  • for makes: Mazda
  • for years: 2006-2009
  • model: Mazda-5
  • conditions options: Mt, Fwd, Auto
  • genuine oem: Yes
  • ipn: 300-66523a 06 07 08 09 3 5
  • descriptionpartcondition: We Are Offering A Meticulously Tested And Fully Functional Engine
  • performance part: No
  • number of valves: 16
  • manufacturer warranty: 90 Day
  • engine size: 2.3 L
  • fuel type: Gasoline
  • type: Engine Long Block
  • block type: Straight
  • oe/oem part number: 2.3l Motor 2006 2007 2008 2009 Mazda 3 5

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  • paid by: Buyer
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  • policy: Returns Accepted

seller grokengines:

  • rating: 96.1%
  • city: Saint Paul, Minnesota
  • # reviews: 1152

shipping grokengines:

  • cost: $175.00
  • type: Fixed
  • class: Freight
  • service: Flat Rate Freight

offer grokengines:

  • quantity: 1
  • started: September 5, 2025
  • sold: 0
  • availability: In Stock
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general grokengines:

  • Car Truck Parts Accessories > Engines Engine Parts > Engines
  • condition: Used
for makes: mazda, for years: 2006-2009, conditions options: mt, fwd, auto, genuine oem: yes, descriptionpartcondition: we are offering a meticulously tested and fully functional engine, performance part: no, number of valves: 16, manufacturer warranty: 90 day, engine size: 2.3 l, fuel type: gasoline, type: engine long block, block type: straight, oe/oem part number: 2.3l motor 2006 2007 2008 2009 mazda 3 5,
manufacturer: mazda, category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 5865797289261633,

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