1. Engine Crankshafts Products
  2. sku: 16792168269634721
  3. POWERBOND DAYCO SX-5709

POWERBOND BY DAYCO SX-5709 Engine Harmonic Balancer 5.7L 6.6L

fits model: Bonneville. make: Pontiac. year: 1968–1978.

Sx-5709 Powerbond By Dayco Engine Harmonic Balancer For 1968-1978 Pontiac Bonneville 5.7l 6.6l Cm

( Brand: Powerbond By Dayco ), ( Manufacturer Part Number: SX-5709 ), ( Item Weight: 6.6100 ), ( Ipn: C236 12-25 ), ( Placement On Vehicle: Engine Cylinder Block ), ( Compatible Year: 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 ), ( Core Charge: Free No Core Charge ), ( Type: Engine Harmonic Balancer ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Dayco Engine Harmonic Balancer )

Review POWERBOND BY DAYCO Engine Harmonic Balancer Pontiac 5.7l 6.6l Cm fits BONNEVILLE 1968–1978

PowerBond Dayco SX-5709 Engine Harmonic Balancer for 1968-1978 Pontiac Bonneville 5.7L, 6.6L V8

Experience unparalleled engine stability and durability with the PowerBond Dayco SX-5709 Engine Harmonic Balancer, expertly designed for the 1968-1978 Pontiac Bonneville equipped with 5.7L and 6.6L V8 engines.

Crafted to the highest standards, this harmonic balancer is an essential component of your vehicle's drivetrain system, ensuring smooth and efficient power delivery. The SX-5709's unique design effectively counteracts engine vibrations, preventing damaging resonance frequencies that could potentially lead to component failure.

This precision-engineered balancer boasts a robust cast-iron construction, providing exceptional strength and durability. It features a high-quality, balanced rubber damper, which absorbs engine harmonics and further reduces noise, vibration, and harshness (NVH).

The PowerBond Dayco SX-5709 is an OE-quality replacement part, ensuring a perfect fit and function on your classic Pontiac Bonneville. It is precision-machined for precise bolt hole alignment, making installation easy and hassle-free.

Trust the PowerBond Dayco SX-5709 Engine Harmonic Balancer to keep your 1968-1978 Pontiac Bonneville running smoothly and reliably, mile after mile. This superior-quality part is the perfect choice for enthusiasts who demand the best for their cherished vehicles. Upgrade your engine today and enjoy a more enjoyable driving experience with the PowerBond Dayco SX-5709.

**Pros of Buying Powerbond Dayco SX-5709 Engine Harmonic Balancer for 1968-1978 Pontiac Bonneville 5.7l/6.6l V8:**

1. **Brand Reputation:** Dayco is a well-known and respected manufacturer in the automotive industry, known for producing high-quality automotive components.

2. **Fitment:** The SX-5709 is specifically designed for the 1968-1978 Pontiac Bonneville with 5.7l and 6.6l V8 engines, ensuring a precise fit and function.

3. **Durability:** The Powerbond technology used in this harmonic balancer is designed to increase the life of the component, reducing the risk of failure and potential engine damage.

4. **Reduced Vibration:** A functioning engine harmonic balancer is crucial for reducing engine vibration, which can lead to a smoother and more comfortable driving experience.

**Cons of Buying Powerbond Dayco SX-5709 Engine Harmonic Balancer:**

1. **Price:** Compared to some other aftermarket options, this harmonic balancer may be priced higher.

2. **Availability:** Depending on your location, it may be more difficult to find this specific part in local auto parts stores, requiring an online purchase.

3. **Installation:** Installation of an engine harmonic balancer can be a complex and messy process, requiring specific tools and expertise.

**Conclusion:**

The Powerbond Dayco SX-5709 Engine Harmonic Balancer for 1968-1978 Pontiac Bonneville 5.7l/6.6l V8 is a high-quality, well-fitting component designed to improve the longevity and performance of your engine. However, its price and potential difficulty in finding locally may be a consideration for some. If you prioritize a reliable, durable, and precise fit, and are comfortable with the price and potential installation challenges, this could be a worthwhile investment. If you're looking for a more affordable option, you may want to explore other brands or models. Always ensure that the part you choose is compatible with your vehicle and meets your specific needs.

Details:

Dayco Engine Harmonic Balancer for 1968-1978 Pontiac Bonneville 5.7L 6.6L cm: Status: In Stock.

specifications cranshafengin:

  • for models: Bonneville
  • for makes: Pontiac
  • for years: 1968-1978
  • brand: Powerbond By Dayco
  • mpn: Sx-5709
  • item weight: 6.6100
  • ipn: C236 12-25
  • placement on vehicle: Engine Cylinder Block
  • compatible year: 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968
  • core charge: Free No Core Charge
  • type: Engine Harmonic Balancer
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Dayco Engine Harmonic Balancer

returns cranshafengin:

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

shipping cranshafengin:

  • service: Standard, Expedited
  • class: Standard, Expedited
  • transit: 3-5 Days
  • cost: $0.00
  • type: Fixed

general cranshafengin:

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

payments cranshafengin:

  • other
  • wallet: Apple-pay
  • credit card: Visa

offer cranshafengin:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 3
  • started: October 17, 2025

seller cranshafengin:

  • city: Indianapolis, Indiana
  • # reviews: 581268
  • rating: 99.0%
for models: bonneville, for makes: pontiac, for years: 1968-1978, item weight: 6.6100, placement on vehicle: engine cylinder block, compatible year: 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968, core charge: free no core charge, type: engine harmonic balancer, fitment type: direct replacement, bundle description: 1 pc genuine dayco engine harmonic balancer,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 16792168269634721,
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