Features & Benefits
- High quality material for durability
- Direct replacement for proper fit
- No special tools required
- Easy to install
- Harmonic Balancers also available, sold separately
- Original Equipment (OE) Number: 12557840
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- Dorman 917-139 Engine Harmonic Balancer Bolt ...
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Item #:
9474879
Dorman 917-139 Engine Harmonic Balancer Bolt Compatible with Select Models
Item #:
9474879
€ 14
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Dorman's Engine Harmonic Balancer Bolt locks the harmonic balancer onto the crankshaft.
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What Stands Out
High Compatibility
Designed to fit various engine models, the Dorman 917-139 ensures seamless integration, addressing compatibility issues faced by users when searching for the right replacement parts.
Durable Construction
Crafted with high-quality materials, this harmonic balancer bolt is built to withstand harsh engine conditions, offering users reliability and longevity over competitors’ alternatives.
Easy Installation
The Dorman 917-139 simplifies the installation process with precise engineering, allowing users to save time and effort during vehicle maintenance without sacrificing performance.
Product Details
| Thread Size | 1/4 inch (35.6 cm) |
| Exterior Finish | Painted |
| Manufacturer Grade | high-quality |
| Screw Head Style | Flat |
| Color | Black |
| Fastener Type | Hexagon Bolt |
| Thread Type | Unc |
| Thread Style | Right Hand |
| Item Hardness | Grade A2 |
| Head Type | Hex |
| Thread Class | 8.8 |
| Grade Rating | Class 8.8 |
| Drive System | Multiple Drive Systems |
| Material Type | Stainless Steel |
| Metal Type | Stainless Steel |
| Finish Types | Painted |
| Size Name | Stock |
| Number of Pieces | 1 |
| Fastener Size | 1/4 inch (35.6 cm) |
| Thread Coverage | Fully Threaded |
| Item Weight | 8 Ounces (226.8 grams) |
| Item Dimensions | 8 x 3.7 x 3.7 inches (20.3 x 9.4 x 9.4 cm) |
| Brand | Dorman |
| UPC | 037495332637 |
| Global Trade Identification Number | 00037495332637 |
| Manufacturer | Dorman Products |
| Number Of Items | 1 |
| Model | 917-139 |
| Part Number | 917-139 |
| Unit Count | 1.0 Count |
| Included Components | Dorman - HARMONIC BALANCERS |
| Item Type Name | Dorman - HARMONIC BALANCERS |
| Material | Stainless Steel |
| Head Style | Flat |
Who Should Buy?
-
DIY Mechanics
Ideal for DIY mechanics who need a reliable replacement bolt for harmonic balancer installation on select vehicle models.
-
Professional Workshops
Suitable for professional auto repair shops needing quality replacement bolts for their clients’ vehicle service and repairs.
-
Maintenance Enthusiasts
Great for car maintenance enthusiasts who appreciate high-quality parts to ensure engine longevity and reliable performance.
-
Non-Compatible Models
Not suitable for users with vehicle models outside the compatibility range; incorrect fit may cause installation issues.
Product Description
Dorman 917-139 Engine Harmonic Balancer Bolt Compatible with Select Models
About This Item
Introducing the Dorman 917-139 Engine Harmonic Balancer Bolt - the perfect solution to keep your engine running smoothly. Designed to lock the harmonic balancer onto the crankshaft, this bolt provides a secure fit that ensures optimal performance. Crafted from high-quality materials, it promises durability, so you won't have to worry about frequent replacements.
Installation is a breeze with this direct replacement bolt. No special tools are required, making it hassle-free for any DIY enthusiast. Simply follow the easy-to-understand instructions and get your engine back on track in no time.
Pair it with our range of Harmonic Balancers, which are also available separately. These OEM-compatible balancers offer the perfect complement to this bolt, ensuring a complete and reliable solution for your engine. Don't settle for subpar alternatives.
Trust in the Dorman 917-139 Engine Harmonic Balancer Bolt to deliver the performance and durability that your vehicle deserves. Upgrade your engine today and experience the difference.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the purpose of the Dorman 917-139 Engine Harmonic Balancer Bolt?
Answer: The Dorman 917-139 Engine Harmonic Balancer Bolt is designed to secure the harmonic balancer to the crankshaft, ensuring proper engine performance. This component plays a critical role in absorbing and dampening engine vibrations, which helps maintain engine balance. A well-functioning harmonic balancer minimizes wear and tear on other engine components. This bolt is particularly essential in high-performance applications where engine vibrations can be more pronounced, thus ensuring longevity and reliability. -
Question:
Is the Dorman 917-139 Engine Harmonic Balancer Bolt compatible with all vehicle models?
Answer: No, the Dorman 917-139 Engine Harmonic Balancer Bolt is only compatible with select vehicle models. To ensure a proper fit, it's recommended to check the compatibility with your vehicle's make and model before purchasing. This specificity helps avoid installation issues and ensures optimal function. Always refer to Dorman's compatibility guidelines or consult with a professional mechanic to confirm that this bolt is the right choice for your engine. -
Question:
How do I install the Dorman 917-139 Engine Harmonic Balancer Bolt?
Answer: Installing the Dorman 917-139 Engine Harmonic Balancer Bolt involves several steps: First, you’ll need to remove the old harmonic balancer and bolt. Clean the crankshaft area thoroughly before fitting the new bolt. Apply a thread-locking compound on the bolt to secure it effectively. Finally, tighten the bolt according to the manufacturer's specified torque settings. This ensures that the harmonic balancer is properly secured, allowing the engine to run smoothly and efficiently without vibrations. -
Question:
What materials is the Dorman 917-139 Engine Harmonic Balancer Bolt made from?
Answer: The Dorman 917-139 Engine Harmonic Balancer Bolt is constructed from high-strength steel, providing durability and resistance against wear and tear. The robust material ensures that the bolt can withstand the intense vibrations of the engine during operation. This construction is crucial in maintaining optimal performance and longevity of engine components. For those engaging in performance upgrades, this sturdy bolt serves to enhance reliability under demanding conditions. -
Question:
Can I reuse the old engine harmonic balancer bolt?
Answer: While it may be possible to reuse an old engine harmonic balancer bolt, it is highly recommended to use a new bolt like the Dorman 917-139 for optimal performance. Reusable bolts can lose their strength and integrity over time due to exposure to high stress and heat cycles. A new bolt ensures a secure fit, reducing the risk of loosening or failure. This is particularly important in high-performance or modified engine applications where reliability is paramount. -
Question:
Does the Dorman 917-139 come with installation instructions?
Answer: The Dorman 917-139 Engine Harmonic Balancer Bolt typically does not come with detailed installation instructions, as it is assumed that users will have basic knowledge of engine assembly. However, professional mechanics or experienced DIY enthusiasts can easily find resources online for step-by-step guidance. Following proper installation procedures is crucial in ensuring the integrity and functionality of the harmonic balancer, allowing your engine to perform reliably. -
Question:
What are some symptoms of a failing harmonic balancer bolt?
Answer: Symptoms of a failing harmonic balancer bolt may include excessive engine vibrations, noise coming from the engine compartment, or misalignment of engine components. If the harmonic balancer is not secured properly, it can lead to more severe engine issues over time. Detecting these signs early can save you from costly repairs. Regular inspections can help identify problems before they worsen, ensuring your engine’s continued performance. -
Question:
Is the Dorman 917-139 bolt a performance upgrade?
Answer: The Dorman 917-139 Engine Harmonic Balancer Bolt is not specifically marketed as a performance upgrade but is engineered to meet or exceed factory specifications. However, using high-quality replacement components can enhance overall engine performance and reliability, especially in modified vehicles or high-stress environments. Choosing this bolt can be considered an upgrade in terms of quality, providing peace of mind regarding the engine’s stability and durability. -
Question:
What tools do I need to install the Dorman 917-139 Engine Harmonic Balancer Bolt?
Answer: To install the Dorman 917-139 Engine Harmonic Balancer Bolt, you will need a socket set, torque wrench, and thread-locking compound to ensure a secure fit. Additionally, you may require a harmonic balancer puller to remove the old balancer and bolts if you haven't already done so. Having the right tools will streamline the installation process and help you achieve the proper torque specifications for optimal performance. -
Question:
Where can I buy Dorman 917-139 Engine Harmonic Balancer Bolt compatible with select models?
Answer: You can purchase the Dorman 917-139 Engine Harmonic Balancer Bolt on Ubuy in Finland. Ubuy offers a reliable platform with wide selections of automotive parts, making it convenient for customers. The platform provides valuable product information and ensures an efficient shopping experience, so you can easily find the right components for your vehicle needs.
Dorman Engine Parts Editorial Review
The Dorman 917-139 Engine Harmonic Balancer Bolt is a good factory replacement option for some models. However, it is important to check the compatibility before making a purchase. Unfortunately, it is not compatible with some popular models such as the 454 and the 2006 Pontiac G6 3.5L. The bolt is of TTY type with a torque of 240 lb/ft. Some customers have reported issues with the threads being stretched.
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Pros
- Good factory replacement option for some models
- TTY bolt with high torque
- Real military spec
Cons
- Not compatible with some popular models
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