12564065 CHEVY Engine Block Cylinder Z3

Review CHEVY Colorado 2.9l Engine Block Cylinder for Z3 2008–2012

The Chevy 12564065 engine block is a crucial component of the 2.9L Z3 engine found in various Chevrolet vehicles from 2008 to 2012. This engine block is designed to provide a robust and durable foundation for the internal combustion process.

The engine block is made of cast aluminum, which is known for its excellent heat dissipation properties. The aluminum construction also helps in reducing the overall weight of the engine, leading to improved fuel efficiency. The block features a compact design with a bore size of 3.58 inches and a stroke length of 3.34 inches, which contributes to the engine's compactness and power output.

The cylinder bores of the engine block are precision-machined to ensure optimal cylinder wall surface finish, ensuring a perfect seal between the piston rings and the cylinder wall. The cylinder bores are also honed to provide a smooth surface for the piston rings to slide on, reducing friction and wear.

The engine block includes integral water jackets that provide efficient cooling to the engine. The water jackets are designed to circulate coolant around the cylinder walls, pistons, and other critical engine components, preventing overheating and ensuring optimal engine performance.

Additionally, the engine block includes several important features that enhance its durability and longevity. These features include a cast-in oil pump housing, a cast-in water pump housing, and a cast-in timing cover. These features help to ensure that these critical engine components are securely attached to the engine block, reducing the likelihood of damage or failure.

In summary, the Chevy 12564065 engine block is a vital component of the 2.9L Z3 engine found in various Chevrolet vehicles from 2008 to 2012. Its compact design, precision-machined cylinder bores, efficient cooling system, and durable construction make it an essential component of the engine, contributing to its power output, fuel efficiency, and longevity.

The Chevy 12564065 2008-2012 2.9L engine block with cylinders, also known as the Z3 engine, has its unique advantages and disadvantages for potential buyers. Let's examine each aspect in detail:

1. Reliability: The Z3 engine is known for its durability and robustness. It was engineered to withstand heavy loads and extreme conditions, making it an ideal choice for those who need a dependable powertrain.

2. Fuel efficiency: Compared to larger engines, the 2.9L Z3 engine offers better fuel economy. This can be a significant advantage for those who want to save money on gas or reduce their carbon footprint.

3. Affordability: The Z3 engine is relatively inexpensive compared to newer engines with similar capabilities. This makes it an attractive option for those on a budget or those who want to save money on replacement parts.

1. Power: The Z3 engine is not the most powerful engine on the market. It delivers less horsepower and torque compared to other engines in its class. This may be a disadvantage for those who require high performance or towing capabilities.

2. Emissions: The Z3 engine is not exactly an eco-friendly powertrain. It produces higher emissions compared to newer engines with advanced emission control systems. This may be a concern for those who are environmentally conscious.

3. Availability of parts: While the Z3 engine is relatively common, finding replacement parts for it can be a challenge. This may result in longer downtime and higher repair costs.

The Chevy 12564065 2008-2012 2.9L engine block with cylinders, or Z3 engine, offers both advantages and disadvantages for potential buyers. Its reliability, fuel efficiency, and affordability make it an attractive option for those who need a dependable powertrain without breaking the bank. However, its lack of power, higher emissions, and limited availability of parts may be disadvantages for some buyers. Ultimately, the decision to purchase a Z3 engine depends on an individual's specific needs and priorities.

If you are looking for a reliable, fuel-efficient, and affordable engine for everyday use, the Z3 engine may be a good choice for you. However, if you require high performance or towing capabilities, or if you are concerned about emissions and the availability of parts, you may want to consider other engine options. It is essential to weigh the advantages and disadvantages carefully and consult with a trusted mechanic or auto parts expert to ensure that the Z3 engine is the best fit for your needs.

Details:

Please review all pictures carefully and read the before buying. We ask that you please choose the option I changed my mind if decide to return. Maybe a little dusty from storage use and have few minor scratches. Happy buying.

Engine block.

specifications engineblocksam:

• for models: Z3
• for years: 2008–2012
• brand: Chevy
• mpn: 12564065
• type: Engine Block
• country of origin: United States

returns engineblocksam:

• policy: returns accepted
• paid by: seller
• time: 30 days

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

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• credit card: discover
• wallet: google-pay
• other
• cash

shipping engineblocksam:

• type: fixed
• service: flat rate freight
• class: freight

offer engineblocksam:

• started: march 4, 2026
• best offers: true
• availability: in stock
• in stock #: 5
• options: ship-to-home
• prices: $22.99–$94.66
• item condition:
  • New
  • New other (see details)
• sold #: 10

seller engineblocksam:

• rating: 99.2%
• city: rancho cordova, california
• # reviews: 13334