1. Engine Crankshafts Products
  2. sku: 17857190462448792
  3. POWERBOND DAYCO SX-3976

POWERBOND BY DAYCO SX-3976 Engine Harmonic Balancer 5.7L V8

fits model: K1500, Rz. make: Gmc. year: 1973–1974.

Sx-3976 Powerbond By Dayco Engine Harmonic Balancer For 1973-1974 Gmc K15 K1500 Pickup 5.7l V8 Rz

( Brand: Powerbond By Dayco ), ( Manufacturer Part Number: SX-3976 ), ( Item Weight: 8.8800 ), ( Ipn: C414 54-21 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Model: K15/k1500 Pickup ), ( Compatible Year: 1974 1973 ), ( 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: 1.299 In / 32.99 Mm ), ( Counterweight Balance: Neutral, No Counterweight ), ( Outer Ring Material: Steel ), ( Overall Outside Diameter: 6.752 In / 171.50 Mm ), ( Nose Outside Diameter: 1.762 In / 44.75 Mm ), ( Crank Bore: 1.245 In / 31.60 Mm )

Review POWERBOND BY DAYCO Engine Harmonic Balancer Gmc K15 Pickup 5.7l V8 fits K1500 RZ 1973–1974

PowerBond Dayco SX-3976 Engine Harmonic Balancer for 1973-1974 GMC K15/K1500 5.7L V8 RZ

Experience unmatched reliability and precision with the PowerBond Dayco SX-3976 Engine Harmonic Balancer, specifically designed for the 1973-1974 GMC K15 and K1500 models equipped with the 5.7L V8 RZ engine. This harmonic balancer is an essential component for maintaining the smooth operation of your engine, ensuring a quiet and vibration-free driving experience.

Crafted by the renowned Dayco, a leading manufacturer of Belts, Hoses, and Aftermarket Parts, this SX-3976 engine balancer is engineered to meet the highest standards of quality and performance. The balancer is designed to minimize harmful vibrations generated by the engine's reciprocating parts, preventing potential damage to other engine components.

The PowerBond Dayco SX-3976 Engine Harmonic Balancer features a robust and durable construction, with a cast iron outer housing and a high-strength rubber core. The core is reinforced with a special PowerBond material, enhancing its rigidity and stability while also ensuring a long service life. The balancer's heavy-duty design ensures reliable operation in even the most demanding driving conditions.

The PowerBond Dayco SX-3976 Engine Harmonic Balancer is an ideal replacement for worn-out or damaged balancers, ensuring optimal engine performance and extending the lifespan of your GMC K15/K1500 5.7L V8 RZ. The balancer comes with all necessary hardware for easy installation, making it a straightforward upgrade for DIY enthusiasts or a quick repair for professional mechanics.

Invest in the PowerBond Dayco SX-3976 Engine Harmonic Balancer and enjoy a smoother, more enjoyable driving experience with your 1973-1974 GMC K15/K1500 5.7L V8 RZ. This high-quality part offers the perfect balance of performance, durability, and value, making it an essential addition to your vehicle's maintenance routine.

Pros of buying a Powerbond Dayco SX-3976 engine harmonic balancer for a 1973-1974 GMC K15/K1500 5.7L V8 RZ:

1. Compatibility: This specific harmonic balancer is designed to fit the 5.7L V8 engine of the specified model year GMC trucks, ensuring a proper fit and function.

2. Quality: Dayco is a well-known and respected manufacturer of automotive products, including engine balancers. The Powerbond SX-3976 is likely to be of high quality and durability.

3. Potential for Improved Performance: A functioning engine balancer helps reduce engine vibration, which can lead to smoother operation and potentially improved performance.

4. OEM Replacement: This part is not an aftermarket imitation, but an OEM replacement, meaning it is made by the same company that originally supplied the part to the vehicle manufacturer.

Cons:

1. Price: OEM parts, especially from reputable manufacturers like Dayco, can be more expensive than aftermarket alternatives.

2. Availability: Depending on where you live, finding this exact part may be challenging, as it is specific to a particular vehicle model and year.

3. Installation: If you are not mechanically inclined, installation of the harmonic balancer may require professional assistance, which could add to the overall cost.

Ending Conclusion:

The Powerbond Dayco SX-3976 engine harmonic balancer is a reliable choice for a 1973-1974 GMC K15/K1500 5.7L V8 RZ due to its compatibility, quality, and potential for improved performance. However, its high price and potential availability issues should be considered. If cost is a concern, researching aftermarket alternatives may be worthwhile. But if you value the peace of mind that comes with using an OEM part, the Powerbond Dayco SX-3976 could be a worthwhile investment.

Details:

Dayco Engine Harmonic Balancer for 1973-1974 GMC K15 K1500 Pickup 5.7L V8 Rz: Status: In Stock.

specifications cranshafengin:

  • for models: K1500, Rz
  • for makes: Gmc
  • for years: 1973-1974
  • brand: Powerbond By Dayco
  • mpn: Sx-3976
  • item weight: 8.8800
  • ipn: C414 54-21
  • placement on vehicle: Engine Cylinder Block
  • compatible model: K15/k1500 Pickup
  • compatible year: 1974 1973
  • 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: 1.299 In / 32.99 Mm
  • counterweight balance: Neutral, No Counterweight
  • outer ring material: Steel
  • overall outside diameter: 6.752 In / 171.50 Mm
  • nose outside diameter: 1.762 In / 44.75 Mm
  • crank bore: 1.245 In / 31.60 Mm

general cranshafengin:

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

returns cranshafengin:

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

payments cranshafengin:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

offer cranshafengin:

  • options: Ship-to-home
  • started: December 14, 2025
  • sold: 0
  • quantity: 1
  • availability: In Stock

seller cranshafengin:

  • rating: 99.3%
  • city: Indianapolis, Indiana
  • # reviews: 603045

shipping cranshafengin:

  • transit: 3-5 Days
  • class: Standard, Expedited
  • service: Standard, Expedited
  • cost: $0.00
  • type: Fixed
for models: k1500, rz, for makes: gmc, for years: 1973-1974, item weight: 8.8800, placement on vehicle: engine cylinder block, compatible model: k15/k1500 pickup, compatible year: 1974 1973, 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: 1.299 in / 32.99 mm, counterweight balance: neutral, no counterweight, outer ring material: steel, overall outside diameter: 6.752 in / 171.50 mm, nose outside diameter: 1.762 in / 44.75 mm, crank bore: 1.245 in / 31.60 mm,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 17857190462448792,
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