DORMAN OE SOLUTIONS SX-4478 Engine Harmonic Balancer V3500 7.4L V8 Cylinder

( Brand: Dorman Oe Solutions ), ( Manufacturer Part Number: SX-4478 ), ( Manufacturer Warranty: 1 Year / 2 Years / 3 Years / 5 Years Depending On Part ), ( Item Weight: 15.9100 ), ( Ipn: C297 62-64 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Model: V3500 ), ( Compatible Year: 1990 1989 1988 1987 ), ( Core Charge: Free No Core Charge ), ( Type: Engine Harmonic Balancer ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Dorman Engine Harmonic Balancer )

Review DORMAN OE SOLUTIONS Engine Harmonic Balancer Gmc V3500 7.4l V8 Cylinder Qu fits 1987–1990

Dorman SX-4478 Engine Harmonic Balancer for 1987-1990 GMC V3500 7.4L V8 Cylinder

The Dorman SX-4478 Engine Harmonic Balancer is an essential component for maintaining the smooth operation of your 1987-1990 GMC V3500 7.4L V8 cylinder engine. This precision-engineered balancer is specifically designed to reduce engine vibration and promote a quiet, reliable performance.

Crafted from high-quality materials, this Dorman balancer is built to withstand the rigorous demands of daily driving. It features a robust cast-iron construction, ensuring durability and longevity. The balancer also comes equipped with a rubber damper that effectively absorbs vibrations, further enhancing engine performance and reducing noise.

The Dorman SX-4478 Engine Harmonic Balancer is a direct fit for your 1987-1990 GMC V3500 7.4L V8 cylinder engine. It includes the necessary hardware for installation, making it easy for DIY enthusiasts to replace their old, worn-out balancer. For professional mechanics, this balanced assembly offers a reliable upgrade that will stand up to the heavy-duty use of the V3500 engine.

Investing in a Dorman SX-4478 Engine Harmonic Balancer not only ensures a smoother, quieter ride but also contributes to the overall health and longevity of your engine. With its high-quality construction, accurate fit, and easy installation, this balancer is an excellent choice for GMC V3500 owners who demand the best performance from their vehicles.

1. OEM-quality: Dorman is known for producing OEM-quality replacement parts, ensuring a reliable fit and function.

2. Direct replacement: The Dorman SX-4478 is a direct replacement for the original engine harmonic balancer, making installation straightforward and easy.

3. Improved engine performance: A worn-out or damaged harmonic balancer can cause vibrations and noise, negatively impacting engine performance. Replacing it with a new balancer can help reduce these issues, leading to smoother engine operation.

4. Durability: Dorman parts are designed to last, providing long-term value for your investment.

1. Cost: Compared to some aftermarket alternatives, the Dorman SX-4478 may be more expensive. However, the price difference is usually minimal, considering the part's OEM quality and durability.

2. Availability: Depending on your location, it may be more challenging to find a local auto parts store that carries the Dorman SX-4478. You may need to order it online, which could delay your repair timeline.

Conclusion: If you're looking for a reliable, OEM-quality engine harmonic balancer for your 1987-1990 GMC V3500, the Dorman SX-4478 is a solid choice. While it may be slightly more expensive and less readily available than some aftermarket options, the part's durability, direct fitment, and improved engine performance make it a worthwhile investment. It is recommended to choose the Dorman SX-4478 for your engine balancer replacement.

Details:

Dorman Engine Harmonic Balancer for 1987 - 1990 GMC V3500 7.4L V8 Cylinder qu: Status: In Stock.

part #: sx4478 prices

• $47.21-$108.43

specifications cranshafengin:

• for makes: Gmc
• for years: 1987-1990
• brand: Dorman Oe Solutions
• mpn: Sx-4478
• manufacturer warranty: 1 Year / 2 Years / 3 Years / 5 Years Depending On Part
• item weight: 15.9100
• ipn: C297 62-64
• placement on vehicle: Engine Cylinder Block
• compatible model: V3500
• compatible year: 1990 1989 1988 1987
• core charge: Free No Core Charge
• type: Engine Harmonic Balancer
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Dorman Engine Harmonic Balancer

returns cranshafengin:

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

seller cranshafengin:

• # reviews: 598454
• rating: 99.2%
• city: Indianapolis, Indiana

offer cranshafengin:

• started: November 28, 2025
• quantity: 2
• availability: In Stock
• sold: 0
• options: Ship-to-home

general cranshafengin:

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

shipping cranshafengin:

• service: Standard, Expedited
• class: Standard, Expedited
• transit: 4-7 Days
• cost: $0.00
• type: Fixed

payments cranshafengin:

• wallet: Paypal
• other
• credit card: Mastercard

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