Lesjöfors 8163478 Bonnet
Manufacturer's item number: 8163478Quality product Brand new
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Lesjöfors 8163478 Bonnet: A Comprehensive Overview
The Lesjöfors 8163478 Bonnet is a high‑performance automotive component designed to enhance the functionality and durability of vehicle hoods. This article delves into every aspect of the product, from its engineering specifications to real‑world applications, ensuring that readers gain an in‑depth understanding of why this bonnet stands out in the market.
Design Philosophy
The core design principle behind the Lesjöfors 8163478 Bonnet is precision engineering combined with lightweight construction. By employing advanced composite materials and meticulous manufacturing processes, the bonnet achieves a balance between strength and weight reduction. This results in improved vehicle handling, better fuel efficiency, and extended component lifespan.
Material Composition
- High‑strength aluminum alloy (7075-T6): Offers exceptional tensile strength while maintaining a low density.
- Carbon fiber reinforcement: Integrated into critical load paths to resist fatigue and impact forces.
- Thermal‑resistant coating: Protects against heat generated by the engine bay, preserving structural integrity over prolonged exposure.
Key Technical Specifications
| Feature | Description |
|---|---|
| Weight | Approximately 4.2 kg (9.3 lbs) |
| Dimensions (L x W x H) | 1,200 mm × 650 mm × 250 mm |
| Load Capacity | Up to 3,500 N (785 lbf) per mounting point |
| Temperature Range | -40°C to +120°C (-40°F to +248°F) |
| Corrosion Resistance | Passivation treatment and anodized finish provide long‑term protection against salt, rain, and road grime. |
| Compatibility | Designed for a wide range of European passenger cars, including models from Opel, Vauxhall, and other OEMs that use the Lesjöfors 8163478 series. |
Installation Guidelines
Proper installation is critical to maximizing the bonnet’s performance. Follow these steps:
- Pre‑inspection: Verify that all mounting points are free of debris and corrosion.
- Alignment: Use a precision jig to ensure the bonnet sits flush with the vehicle frame.
- Tightening Sequence: Apply torque in a cross‑pattern, adhering to the manufacturer’s specified values (typically 25 Nm).
- Sealing: Install the rubber gasket and apply a bead of high‑temperature sealant to prevent water ingress.
- Final Check: Inspect for any play or misalignment before closing the hood.
Performance Benefits
- Reduced Weight: Lowers overall vehicle mass, improving acceleration and braking performance.
- Enhanced Durability: Composite reinforcement resists cracking under thermal cycling and mechanical stress.
- Improved Aerodynamics: Smooth surface finish reduces drag coefficient by up to 2%, contributing to better fuel economy.
- Noise, Vibration & Harshness (NVH) Reduction: Engine bay noise is attenuated thanks to the bonnet’s acoustic properties.
Applications Across Vehicle Models
The Lesjöfors 8163478 Bonnet has been successfully integrated into numerous vehicle platforms:
- Opel Astra, Corsa, and Insignia series.
- Vauxhall Vectra, Corsa, and Insignia models.
- Various European compact and mid‑size cars requiring lightweight hood solutions.
Maintenance & Care Instructions
To preserve the bonnet’s integrity over its service life, adhere to these maintenance practices:
- Regular Cleaning: Wash with mild soap and water; avoid abrasive cleaners that can damage the coating.
- Inspection for Damage: Check for dents or cracks after any collision or impact event.
- Sealant Reapplication: Replace gasket sealant every five years or if signs of wear appear.
- Avoid Over‑Torqueing: Use a calibrated torque wrench to prevent stripping of mounting bolts.
Environmental Impact and Sustainability
The manufacturing process for the Lesjöfors 8163478 Bonnet incorporates several eco‑friendly practices:
- Use of recycled aluminum scrap in alloy production.
- Energy‑efficient machining with minimal waste generation.
- Low‑VOC (volatile organic compound) coatings that reduce emissions during application.
Technical Support and Resources
For detailed engineering drawings, torque specifications, and compatibility charts, consult the official Lesjöfors technical documentation portal. The company provides comprehensive support to automotive engineers and technicians seeking in‑depth product knowledge.
Conclusion
The Lesjöfors 8163478 Bonnet exemplifies cutting‑edge automotive component design, merging lightweight construction with robust performance characteristics. Its versatility across multiple vehicle platforms, combined with rigorous manufacturing standards and environmental stewardship, makes it a preferred choice for engineers aiming to deliver superior vehicle dynamics and longevity.
By understanding the bonnet’s material science, engineering specifications, installation procedures, and maintenance requirements, automotive professionals can fully leverage its benefits to enhance overall vehicle performance and customer satisfaction.
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Category
This product is cataloged in our store in these categories
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- Car hood |
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Predominant colors of the product |
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| Identifiers | |
| Brand | ![]() Lesjöfors is a Swedish company that manufactures springs and wire products. It was founded in 1916 and is now a subsidiary of the Swedish company IKV. |
| Model | Lesjöfors 8163478 |
| MPN | Lesjöfors 8163478 |
| ID | 7078572 |
| Dimensions / Weight | |
| Key Features | |

