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  3. AISIN SX-3428

AISIN SX-3428 Engine Oil Pump Cylinder Block Ci 2.4L L4

fits model: 4runner. make: Toyota. year: 1985–1995.

Sx-3428 Aisin Engine Oil Pump For 1985-1995 Toyota 4runner 2.4l L4 Cylinder Block Ci

( Brand: Aisin ), ( Type: Engine Oil Pump ), ( Manufacturer Part Number: SX-3428 ), ( Manufacturer Warranty: 1 Year / 12, 000 Miles ), ( Ipn: C422 23-27 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Year: 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Aisin Engine Oil Pump )

Review AISIN Engine Oil Pump Toyota 2.4l L4 Cylinder Block Ci fits 4RUNNER 1985–1995

The AISIN SX-3428 engine oil pump is specifically designed for use in 1985-1995 Toyota 4Runner models with a 2.4L L4 cylinder block, engine identification code CI. This engine oil pump is an essential component of the vehicle's oil circulation system, ensuring that engine oil is delivered evenly and consistently to all parts of the engine for proper lubrication.

The AISIN SX-3428 engine oil pump features a robust and durable design, ensuring reliable operation over an extended period. It is constructed from high-quality materials, including a cast aluminum housing and a precision-machined impeller. The pump's impeller is designed with a specific number and arrangement of vanes to ensure optimal oil flow and pressure.

The pump is driven by the engine's timing belt and utilizes a gear system to transfer power from the belt to the pump. This design ensures smooth and efficient operation of the pump. The pump also features a built-in pressure relief valve, which helps prevent damage to the engine by releasing excess oil pressure when necessary.

Installing the AISIN SX-3428 engine oil pump is a relatively straightforward process for experienced mechanics or auto repair shops. However, it is essential to ensure that all installation steps are followed correctly to avoid any potential issues. The pump comes with all necessary hardware for installation, including gaskets and bolts.

It is important to note that using an incorrect engine oil pump can lead to a variety of issues, including engine damage, poor fuel economy, and reduced engine performance. Therefore, it is crucial to use an OEM (Original Equipment Manufacturer) part like the AISIN SX-3428 engine oil pump specifically designed for your Toyota 4Runner model and engine configuration.

In summary, the AISIN SX-3428 engine oil pump is a high-quality, robust, and durable component designed for use in 1985-1995 Toyota 4Runner models with a 2.4L L4 cylinder block, engine identification code CI. It is an essential part of the vehicle's oil circulation system, ensuring proper engine lubrication for optimal performance and longevity.

The AISIN SX-3428 engine oil pump is a commonly used replacement option for the oil pump in 1985-1995 Toyota 4Runner 2.4L L4 cylinder engines. Here are some pros and cons of buying this oil pump:

Pros:

1. Widely Available: The AISIN SX-3428 is a popular aftermarket choice, making it easily available from various auto parts stores and online retailers.

2. Cost-Effective: Compared to OEM (original equipment manufacturer) options, the AISIN SX-3428 is generally more affordable.

3. Good Reputation: The AISIN brand is known for producing reliable and high-quality automotive components.

4. Direct Fitment: It is designed to be a direct replacement for the stock Toyota oil pump, ensuring a proper fitment.

Cons:

1. Potential Differences: While it is a direct replacement, there might be slight differences in the design or materials used, which could affect the longevity or performance of the oil pump compared to the OEM part.

2. Lack of Warranty: Aftermarket parts, including the AISIN SX-3428, typically do not come with the same level of warranty as OEM parts.

Conclusion:

The AISIN SX-3428 oil pump is a viable and cost-effective solution for replacing a faulty or worn-out oil pump in a 1985-1995 Toyota 4Runner 2.4L L4 cylinder engine. Its widespread availability and good reputation make it an attractive choice for many vehicle owners. However, it is essential to understand the potential differences and lack of warranty compared to the OEM part.

Recommendation:

If you are looking to save money and are confident in the reliability of aftermarket parts, the AISIN SX-3428 is an excellent option for replacing the oil pump in your 1985-1995 Toyota 4Runner 2.4L L4 cylinder engine. However, if you prefer the peace of mind that comes with a warranty or want the exact OEM part, you may want to consider purchasing the original equipment manufacturer oil pump instead. Ultimately, the decision depends on your personal preferences, budget, and priorities.

Details:

AISIN Engine Oil Pump for 1985 - 1995 Toyota 4Runner 2.4L L4 Cylinder Block ci: Status: In Stock.

part #: sx3428 price

  • $73.24

specifications pumppruner:

  • for models: 4runner
  • for makes: Toyota
  • for years: 1985-1995
  • brand: Aisin
  • type: Engine Oil Pump
  • manufacturer part number: SX-3428
  • manufacturer warranty: 1 Year / 12, 000 Miles
  • interchange part number: C422 23-27
  • placement on vehicle: Engine Cylinder Block
  • compatible year: 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Aisin Engine Oil Pump

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general pumppruner:

  • Car Truck Parts Accessories > Engines Engine Parts > Oil Pumps Parts
  • condition: New

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  • quantity: 10
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  • availability: In Stock
  • started: July 12, 2025

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for models: 4runner, for makes: toyota, for years: 1985-1995, type: engine oil pump, manufacturer warranty: 1 year / 12, 000 miles, placement on vehicle: engine cylinder block, compatible year: 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine aisin engine oil pump,
category: auto parts > car truck parts accessories > engines engine parts > oil pumps parts, sku: 6359338067564792,

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