ACL RACE SERIES 5M8309HC-.025-ES Engine Crankshaft Bearing Set

( Brand: Acl Race Series ), ( Part Type: Bearing Engine Crankshaft ), ( Manufacturer Warranty: 1 Year ), ( Manufacturer Part Number: 5M8309HC-.025-ES ), ( Grade Type: Performance ), ( Max Wall: 0.0789 In ), ( Outside Diameter: 2.5197 In ), ( Shaft Diameter: 2.3622 In ), ( Width: 19 Mm ), ( Country Of Origin: Austrailia ), ( Clevite Interchange: Ms2258h )

Review ACL RACE SERIES Engine Crankshaft Main Bearing Set Subaru fits IMPREZA 1997

Introducing the ACL Race 5M8309HC-025-ES engine crankshaft bearing set, specifically designed for the 1997 Subaru Impreza. This high-performance bearing set is engineered to deliver exceptional durability, reliability, and reduced friction for enhanced engine performance.

The ACL Race series bearings are manufactured using advanced materials and technologies, ensuring superior strength and rigidity. The 5M8309HC-025-ES set includes two crankshaft bearings, one main and one counterweight. These bearings feature a chrome steel outer race and a micro-finish surface treatment on the inner race for optimal contact with the crankshaft.

This set also includes two additional bearing components, the crankshaft pulley bearing and the front seal. The crankshaft pulley bearing is made from high-strength material, ensuring long-lasting performance. The front seal is designed to prevent oil leakage, ensuring proper lubrication and protecting the engine from contaminants.

The ACL Race 5M8309HC-025-ES engine crankshaft bearing set is perfect for high-performance applications, including racing, rallying, and high-mileage street use. Its unique design and engineering provide increased load capacity, reduced wear, and improved engine efficiency.

Installing the ACL Race 5M8309HC-025-ES bearing set on your 1997 Subaru Impreza is a straightforward process. Each bearing comes pre-lubricated with high-performance synthetic oil, ensuring a smooth installation and reducing the need for additional labor.

In summary, the ACL Race 5M8309HC-025-ES engine crankshaft bearing set is a top-quality, high-performance upgrade for the 1997 Subaru Impreza. Its durable design, advanced materials, and improved performance make it an essential upgrade for any serious enthusiast or high-mileage driver.

ACL Race 5M8309HC-025-ES Engine Crankshaft Bearing Set for 1997 Subaru Impreza: Pros, Cons, and Recommendation

The ACL Race 5M8309HC-025-ES engine crankshaft bearing set is a popular choice among Subaru Impreza owners for its high-performance capabilities. However, like any aftermarket part, it comes with its own set of advantages and disadvantages. In this analysis, we will discuss the pros, cons, and a final recommendation.

1. High-Performance: ACL Racing bearings are designed for high-performance applications, making them an excellent choice for those seeking improved engine power and durability.

2. Reduced Engine Noise: The ACL Race bearings have a low coefficient of friction, which results in reduced engine noise and smoother operation.

3. Improved Engine Longevity: The high-quality materials used in the ACL Race bearings contribute to increased engine life and reliability.

4. Direct OEM Replacement: The ACL Race bearing set is a direct OEM replacement, ensuring proper fitment and function.

1. Higher Cost: The ACL Race bearing set is more expensive than the stock OEM bearings.

2. Installation Complexity: Installing aftermarket bearings may require additional time and expertise compared to OEM bearings.

3. Potential Clearance Issues: In some applications, the ACL Race bearings may require additional clearance modifications.

The ACL Race 5M8309HC-025-ES engine crankshaft bearing set for the 1997 Subaru Impreza offers several advantages, such as improved performance, reduced engine noise, and increased engine longevity. However, its higher cost and potential installation complexities are important considerations. Ultimately, if you are an enthusiast looking for high-performance capabilities and don't mind the additional investment and effort, the ACL Race bearing set is a recommended choice. For those seeking a more budget-friendly option, the stock OEM bearings may be a better fit.

Details:

RACE Series rods and main bearings are standard components in Race engines that have set records won championships from Mexico to Bonneville - sport compact drift racing small block NASCAR, IHRA, NHRA competitions. Driven by innovation and a commitment to excellence, SP Performance continues set the standard in braking technology aftermarket automotive solutions. Our rotors are crafted using advanced CNC machining techniques and undergo rigorous quality inspections to ensure optimal performance, durability, consistency. These exceptional bearings are available for a variety of American, Asian, and European performance engines.

The unique combination of design, metallurgy, and engineering provides RACE Series performance bearings with the endurance capability to perform where others cannot. Each rotor is finished with our premium ZRC coating to protect against rust and corrosion. Our drilled and slotted rotors are designed to enhance cooling, reduce brake fade, improve overall braking efficiency. ABOUT THE BRAND: ACL RACE Series performance engine bearings are recognized as a premier brand throughout the motor sports world.

part #: 5m8309hc025 prices

• $126.97-$204.47

specifications engibearing:

• for models: Impreza
• for makes: Subaru
• for years: 1997
• brand: Acl Race Series
• part type: Bearing Engine Crankshaft
• manufacturer warranty: 1 Year
• manufacturer part number: 5M8309HC-.025-ES
• grade type: Performance
• max wall: 0.0789 In
• outside diameter: 2.5197 In
• shaft diameter: 2.3622 In
• width: 19 Mm
• country of origin: Austrailia
• clevite interchange: Ms2258h

general engibearing:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

offer engibearing:

• quantity: 4
• availability: In Stock
• options: Ship-to-home
• started: May 21, 2026
• sold: 0

returns engibearing:

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

shipping engibearing:

• transit: 2-7 Days
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx
• type: Fixed
• cost: $0.00

payments engibearing:

• wallet: Google-pay
• credit card: Discover
• other

seller engibearing:

• city: Lawrenceburg, Indiana
• # reviews: 30590
• rating: 100.0%

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