1. Engine Crankshafts Products
  2. sku: 18853386450430892
  3. POWERBOND DAYCO SX-0287

POWERBOND BY DAYCO SX-0287 Engine Harmonic Balancer Cylinder 3.1L V6 Kg

fits model: Regal. make: Buick. year: 1993–1996.

Sx-0287 Powerbond By Dayco Engine Harmonic Balancer For 1993-1996 Buick Regal 3.1l V6 Cylinder Kg

( Brand: Powerbond By Dayco ), ( Manufacturer Part Number: SX-0287 ), ( Item Weight: 5.5100 ), ( Ipn: C233 79-54 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Year: 1996 1995 1994 1993 ), ( Core Charge: Free No Core Charge ), ( Type: Engine Harmonic Balancer ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Dayco Engine Harmonic Balancer ), ( Timing Marks: No ), ( Pulley 1 Type: Serpentine ), ( Overall Width: 2.028 In / 51.50 Mm ), ( Ring Width: 1.000 In / 25.40 Mm ), ( Counterweight Balance: Neutral, No Counterweight ), ( Crank Trigger/exciter Plate: Yes ), ( Outer Ring Material: Cast Iron ), ( Pulley 1 Number Of Grooves: 6 Mm ), ( Overall Outside Diameter: 6.103 In / 155.00 Mm ), ( Nose Outside Diameter: 1.763 In / 44.78 Mm ), ( Pulley 1 Outside Diameter: 5.867 In / 149.000 Mm ), ( Crank Bore: 1.245 In / 31.60 Mm )

Review POWERBOND BY DAYCO Engine Harmonic Balancer Buick 3.1l V6 Cylinder Kg fits REGAL 1993–1996

The **Powerbond Dayco SX-0287 Engine Harmonic Balancer** is a premium, high-performance replacement part designed specifically for the 1993 1996 Buick Regal equipped with the 3.1L V6 engine (K-series, cylinder code KG). This critical component plays a vital role in dampening engine vibrations, reducing drivetrain stress, and enhancing overall drivability by isolating torsional oscillations generated by the crankshaft. Crafted from high-quality, precision-machined steel, the Powerbond harmonic balancer features a robust rubber insert that is engineered to withstand the demanding conditions of modern automotive engines, ensuring long-lasting durability and reliable performance. Unlike generic aftermarket alternatives, this balancer is built to exact specifications, maintaining the original engine s balance and minimizing wear on connected components such as the serpentine belt, pulleys, and transmission. Its seamless integration with the K-series engine s crankshaft flange ensures a secure fit, while the reinforced rubber compound is formulated to resist cracking, hardening, or premature degradation even under extended high-RPM or towing conditions. Ideal for both restoration projects and routine maintenance, this balancer is a trusted choice for mechanics and enthusiasts seeking a direct-fit, high-quality upgrade that restores factory-level smoothness and longevity to the Buick Regal s powertrain. Whether addressing a worn-out original unit or upgrading for enhanced performance, the Powerbond SX-0287 delivers the precision, strength, and reliability needed to keep the 3.1L V6 running with confidence.

The Powerbond Dayco SX-0287 engine harmonic balancer is a popular aftermarket replacement for the 3.1L V6 engine found in 1993 1996 Buick Regals. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Powerbond Dayco SX-0287 Harmonic Balancer**

1. **High-Quality Material and Construction**

The Powerbond balancer is made from high-strength steel and features a rubber insert designed to absorb engine vibrations effectively. This helps reduce harshness and prolongs the life of related components like the crankshaft and mounts.

2. **OEM Replacement Part**

It is a direct replacement for the original equipment manufacturer (OEM) harmonic balancer, meaning it fits seamlessly without requiring modifications to the engine bay. This ensures proper alignment and function.

3. **Durability and Longevity**

Powerbond is known for producing durable aftermarket parts that often outlast the original components, especially in applications where the OEM part is prone to failure (e.g., due to wear or stress). Many users report that this balancer lasts significantly longer than the stock unit.

4. **Reduced Engine Noise and Vibration**

A failing harmonic balancer can cause excessive vibration, rattling, or a "clunking" noise, particularly at idle or during acceleration. The Powerbond balancer helps mitigate these issues, resulting in a smoother-running engine.

5. **Warranty Coverage**

Powerbond offers a warranty on their products, which can provide peace of mind if the balancer fails prematurely. The exact warranty terms should be verified, but it typically covers defects in materials or workmanship.

6. **Compatibility with Aftermarket Upgrades**

If you ve modified your engine (e.g., performance tuning, upgraded suspension, or exhaust), a high-quality harmonic balancer like this one can help manage the increased stress on the crankshaft assembly.

7. **Ease of Installation**

The part is designed for straightforward installation, requiring only basic tools. Many users report that replacing the balancer is a manageable DIY project, especially with the engine removed or accessible.

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### **Cons of the Powerbond Dayco SX-0287 Harmonic Balancer**

1. **Cost Compared to OEM**

While the Powerbond balancer is a quality aftermarket part, it is typically more expensive than a used or salvaged OEM unit. For budget-conscious buyers, this may be a drawback, though the long-term benefits often justify the cost.

2. **Potential for Misalignment During Installation**

If not installed correctly, even a high-quality balancer can cause issues. Improper alignment with the crankshaft or flywheel can lead to vibration problems or premature wear. Careful attention to installation is required.

3. **Limited Availability of OEM Parts**

In some cases, finding a used OEM harmonic balancer might be cheaper, though these parts are often worn and may fail sooner. The Powerbond balancer is a more reliable long-term solution despite the higher upfront cost.

4. **Rubber Insert Wear Over Time**

While the Powerbond balancer is durable, the rubber insert can degrade over time due to heat, oil contamination, or age. This may eventually lead to vibration issues or the need for replacement, though it often lasts longer than the OEM part.

5. **Not a "Set-and-Forget" Solution**

Like any harmonic balancer, it requires proper maintenance. If the engine develops other issues (e.g., crankshaft damage, loose mounts, or excessive vibration from other sources), the balancer alone won t resolve them.

6. **Installation May Require Engine Removal**

On some 3.1L V6 engines, especially in vehicles with automatic transmissions, removing the engine or transmission may be necessary to access and replace the balancer. This adds labor cost if professional installation is chosen.

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### **Conclusion**

The Powerbond Dayco SX-0287 harmonic balancer is an excellent aftermarket replacement for the 1993 1996 Buick Regal s 3.1L V6 engine. Its superior durability, vibration-dampening properties, and compatibility make it a strong choice for both DIY enthusiasts and professional mechanics. While it costs more upfront than a used OEM part, its longevity and performance benefits often outweigh the initial investment.

The main drawbacks higher cost and the need for careful installation are outweighed by the reliability and smoothness it provides. If your primary concern is reducing engine noise, vibration, or preventing potential crankshaft damage, this balancer is a highly recommended upgrade.

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### **Recommendation**

**Buy the Powerbond Dayco SX-0287 harmonic balancer if:**

- You are experiencing vibration, rattling, or a "clunking" noise from the engine, indicating a failing balancer.

- You want a long-lasting, high-quality replacement that reduces stress on the crankshaft and related components.

- You are comfortable with installation (or plan to have a mechanic install it) and want to avoid the hassle of dealing with a prematurely failing OEM part.

- You ve invested in performance modifications that could stress the engine further.

**Consider alternatives if:**

- You are on a tight budget and can find a used OEM balancer in good condition (though this is not recommended for long-term reliability).

- You are unsure about your ability to install it correctly, as improper installation can cause more harm than good.

For most Buick Regal owners facing harmonic balancer issues, the Powerbond Dayco SX-0287 is the best choice for a reliable, long-term fix. Pair it with proper installation techniques and regular maintenance to ensure optimal performance.

Details:

Dayco Engine Harmonic Balancer for 1993 - 1996 Buick Regal 3.1L V6 Cylinder kg: Status: In Stock.

part #: sx0287 prices

  • $96.53-$343.20

specifications cranshafengin:

  • for models: Regal
  • for makes: Buick
  • for years: 1993-1996
  • brand: Powerbond By Dayco
  • mpn: Sx-0287
  • item weight: 5.5100
  • ipn: C233 79-54
  • placement on vehicle: Engine Cylinder Block
  • compatible year: 1996 1995 1994 1993
  • core charge: Free No Core Charge
  • type: Engine Harmonic Balancer
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Dayco Engine Harmonic Balancer
  • timing marks: No
  • pulley 1 type: Serpentine
  • overall width: 2.028 In / 51.50 Mm
  • ring width: 1.000 In / 25.40 Mm
  • counterweight balance: Neutral, No Counterweight
  • crank trigger/exciter plate: Yes
  • outer ring material: Cast Iron
  • pulley 1 number of grooves: 6 Mm
  • overall outside diameter: 6.103 In / 155.00 Mm
  • nose outside diameter: 1.763 In / 44.78 Mm
  • pulley 1 outside diameter: 5.867 In / 149.000 Mm
  • crank bore: 1.245 In / 31.60 Mm

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

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  • service: Standard, Expedited
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  • type: Fixed
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general cranshafengin:

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

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  • # reviews: 622685
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  • city: Indianapolis, Indiana

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offer cranshafengin:

  • options: Ship-to-home
  • quantity: 2
  • availability: In Stock
  • started: February 15, 2026
  • sold: 0
for models: regal, for makes: buick, for years: 1993-1996, item weight: 5.5100, placement on vehicle: engine cylinder block, compatible year: 1996 1995 1994 1993, core charge: free no core charge, type: engine harmonic balancer, fitment type: direct replacement, bundle description: 1 pc genuine dayco engine harmonic balancer, timing marks: no, pulley 1 type: serpentine, overall width: 2.028 in / 51.50 mm, ring width: 1.000 in / 25.40 mm, counterweight balance: neutral, no counterweight, crank trigger/exciter plate: yes, outer ring material: cast iron, pulley 1 number of grooves: 6 mm, overall outside diameter: 6.103 in / 155.00 mm, nose outside diameter: 1.763 in / 44.78 mm, pulley 1 outside diameter: 5.867 in / 149.000 mm, crank bore: 1.245 in / 31.60 mm,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 18853386450430892,
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2 offers $96.53–$343.20 USD
  • Brand New. Offer #1 priced at $96.53 + $57.56 shipping estimate = $154.09* total. +$57.56 shipping
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