1. Engine Crankshafts Products
  2. sku: 16392686240705603
  3. POWERBOND DAYCO SX-3991

POWERBOND BY DAYCO SX-3991 Engine Harmonic Balancer Mf 5.7L V8

fits model: K1500, Suburban. make: Gmc. year: 1969–1974.

Sx-3991 Powerbond By Dayco Engine Harmonic Balancer For 1969-1974 Gmc K15 K1500 Suburban 5.7l V8 Mf

( Brand: Powerbond By Dayco ), ( Manufacturer Part Number: SX-3991 ), ( Item Weight: 11.1100 ), ( Ipn: C680 47-6 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Model: K15/k1500 Suburban ), ( Compatible Year: 1974 1973 1972 1971 1970 1969 ), ( 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: Yes ), ( Overall Width: 2.343 In / 59.50 Mm ), ( Hardware Included: No ), ( Ring Width: 1.319 In / 33.48 Mm ), ( Counterweight Balance: Neutral, No Counterweight ), ( Outer Ring Material: Grey Iron ), ( Overall Outside Diameter: 7.993 In / 203.00 Mm ), ( Nose Outside Diameter: 1.763 In / 44.78 Mm ), ( Crank Bore: 1.245 In / 31.60 Mm )

Review POWERBOND BY DAYCO Engine Harmonic Balancer Gmc K15 5.7l V8 Mf fits SUBURBAN K1500 1969–1974

PowerBond Dayco SX-3991 Engine Harmonic Balancer for 1969-1974 GMC K15/K1500 Suburban 5.7L V8 MF

Experience unparalleled reliability and smooth performance with the PowerBond Dayco SX-3991 Engine Harmonic Balancer, specifically designed for 1969-1974 GMC K15/K1500 Suburban models equipped with a 5.7L V8 engine. This precision-engineered balancer is a must-have component for ensuring the longevity and efficiency of your vehicle's engine.

The PowerBond Dayco SX-3991 is an expertly crafted harmonic balancer that effectively reduces harmful engine vibrations, ensuring a smoother and more comfortable driving experience. The balancer's robust design, combined with its superior materials and advanced manufacturing processes, guarantees exceptional durability and resistance to wear and tear, even under the most demanding conditions.

This PowerBond Dayco SX-3991 engine harmonic balancer is designed to meet the exact specifications of your 1969-1974 GMC K15/K1500 Suburban, ensuring a perfect fit and optimal performance. The balancer's high-quality rubber dampener works in conjunction with the cast-iron housing to effectively absorb and dissipate engine vibrations, preventing them from reaching and damaging other engine components.

Installing the PowerBond Dayco SX-3991 is a straightforward process, thanks to its user-friendly design and compatibility with standard tools. By replacing your worn-out or damaged engine harmonic balancer with this premium PowerBond Dayco component, you can restore the balance and harmony within your engine, ensuring smooth and reliable operation for years to come.

Upgrade your vehicle's engine performance and longevity with the PowerBond Dayco SX-3991 Engine Harmonic Balancer for 1969-1974 GMC K15/K1500 Suburban 5.7L V8 MF. This high-quality balancer offers unparalleled durability, smooth operation, and easy installation, making it the perfect choice for those who demand the best from their vehicles.

Pros of Buying Powerbond Dayco SX-3991 Engine Harmonic Balancer for 1969-1974 GMC K15/K1500 Suburban 5.7L V8:

1. Compatibility: The Powerbond Dayco SX-3991 is specifically designed for the engine of your 1969-1974 GMC K15/K1500 Suburban, ensuring a precise fit and proper function.

2. Quality: Dayco is a well-known manufacturer of automotive belts and components, so you can expect high-quality materials and craftsmanship in this product.

3. Reduces Vibration: An engine harmonic balancer is designed to reduce harmful vibrations that can cause damage to other engine components. By installing this balancer, you can help prevent future engine issues.

4. Easy Installation: Based on customer reviews, the Powerbond Dayco SX-3991 is relatively easy to install, which can save you time and money on labor costs.

Cons of Buying Powerbond Dayco SX-3991 Engine Harmonic Balancer for 1969-1974 GMC K15/K1500 Suburban 5.7L V8:

1. Price: Compared to some aftermarket alternatives, the Powerbond Dayco SX-3991 may be more expensive. However, the investment in a high-quality part could potentially save you money in the long run by preventing engine damage.

2. Availability: Depending on your location and the retailer, you may have limited options for purchasing this specific part, which could result in higher prices or longer wait times for delivery.

Ending Conclusion:

The Powerbond Dayco SX-3991 Engine Harmonic Balancer for your 1969-1974 GMC K15/K1500 Suburban is a high-quality part designed specifically for your vehicle. Although it may be more expensive than some alternatives, the potential savings from preventing engine damage, combined with its ease of installation, make it a worthwhile investment for your vehicle. If you can find it at a competitive price or have the option to purchase it from a local retailer, it is recommended that you consider the Powerbond Dayco SX-3991 as a replacement for your engine harmonic balancer.

Details:

Dayco Engine Harmonic Balancer for 1969-1974 GMC K15 K1500 Suburban 5.7L V8 mf: Status: In Stock.

specifications cranshafengin:

  • for models: K1500, Suburban
  • for makes: Gmc
  • for years: 1969-1974
  • brand: Powerbond By Dayco
  • mpn: Sx-3991
  • item weight: 11.1100
  • ipn: C680 47-6
  • placement on vehicle: Engine Cylinder Block
  • compatible model: K15/k1500 Suburban
  • compatible year: 1974 1973 1972 1971 1970 1969
  • 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: Yes
  • overall width: 2.343 In / 59.50 Mm
  • hardware included: No
  • ring width: 1.319 In / 33.48 Mm
  • counterweight balance: Neutral, No Counterweight
  • outer ring material: Grey Iron
  • overall outside diameter: 7.993 In / 203.00 Mm
  • nose outside diameter: 1.763 In / 44.78 Mm
  • crank bore: 1.245 In / 31.60 Mm

offer cranshafengin:

  • options: Ship-to-home
  • quantity: 4
  • started: September 19, 2025
  • sold: 0
  • availability: In Stock

seller cranshafengin:

  • city: Indianapolis, Indiana
  • rating: 98.8%
  • # reviews: 570741

payments cranshafengin:

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

general cranshafengin:

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

returns cranshafengin:

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

shipping cranshafengin:

  • class: Standard, Expedited
  • service: Standard, Expedited
  • cost: $0.00
  • type: Fixed
  • transit: 3-6 Days
for models: k1500, suburban, for makes: gmc, for years: 1969-1974, item weight: 11.1100, placement on vehicle: engine cylinder block, compatible model: k15/k1500 suburban, compatible year: 1974 1973 1972 1971 1970 1969, 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: yes, overall width: 2.343 in / 59.50 mm, hardware included: no, ring width: 1.319 in / 33.48 mm, counterweight balance: neutral, no counterweight, outer ring material: grey iron, overall outside diameter: 7.993 in / 203.00 mm, nose outside diameter: 1.763 in / 44.78 mm, crank bore: 1.245 in / 31.60 mm,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 16392686240705603,
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