Engine Cylinder Head Bolt 94501031

Bolt Cylinder Head for Chevrolet Lacetti 1.6L – High-Strength Engine Fastener for Optimal Performance

Engine integrity begins with precision-engineered components, and the Bolt Cylinder Head (Model: 94501031) is a critical element in maintaining engine efficiency, durability, and safety. Designed specifically for the Chevrolet Lacetti 1.6L engine, this high-tensile fastening solution ensures the cylinder head remains securely attached to the engine block under extreme thermal and mechanical stress. Whether you're performing routine maintenance or a full engine rebuild, this bolt set delivers unmatched reliability and long-term performance.

Manufactured from premium-grade alloy steel, each cylinder head bolt is heat-treated and precision-threaded to meet OEM specifications. The design accounts for proper torque distribution, minimizing the risk of warping or leakage—common issues that can lead to costly repairs. This component is not just a hardware part; it's an essential link in the chain of engine functionality, directly influencing compression, power output, and fuel economy.

Key Features:

• High-strength alloy steel construction for superior tensile and fatigue resistance
• Designed for precise fitment on Chevrolet Lacetti 1.6L engines
• Heat-treated for enhanced durability under high-temperature conditions
• Optimized thread profile for consistent clamping force across all cylinders
• Complements other vital engine parts like the crankshaft, sensors, and filters for seamless operation

When installed correctly, these bolts ensure optimal cylinder sealing, which prevents oil leaks, coolant mixing, and loss of compression—issues that compromise engine health. They work hand-in-hand with components such as the timing belt, valve train, and intake manifold to maintain peak engine performance. For enthusiasts and mechanics alike, understanding how cylinder head fasteners interact with the broader engine system reveals their true importance beyond mere hardware.

This bolt assembly is ideal for automotive professionals, DIY mechanics, and vehicle owners seeking to restore or upgrade their engine’s structural integrity. It supports both standard replacements and performance-oriented builds where consistent torque values are crucial. Whether servicing a daily driver or preparing a race-ready engine, using genuine-quality cylinder head bolts reduces the likelihood of catastrophic failure and extends engine lifespan.

Customers often praise the robust build quality and exact fitment when compared to generic alternatives. Many note improved engine response after replacing worn or improperly torqued bolts, emphasizing how small details contribute significantly to overall vehicle behavior. Some users report smoother idle, better cold starts, and reduced misfires post-installation—a testament to the impact of properly maintained cylinder head fasteners.

Frequently Asked Questions:

What makes this cylinder head bolt different from regular bolts?

It's engineered for specific load-bearing requirements in internal combustion engines. Unlike general-purpose fasteners, it undergoes specialized heat treatment and dimensional control to handle thermal expansion, vibration, and high-pressure environments within the engine bay.

Can I reuse old cylinder head bolts during an engine rebuild?

No. Reusing cylinder head bolts increases the risk of over-torquing or premature failure due to microscopic deformation. Always install new bolts to ensure proper clamping force and prevent damage to the cylinder head gasket or engine block.

How does this part relate to other engine components like the crankshaft or sensors?

The cylinder head bolt maintains structural stability so that the entire valvetrain system—including camshafts, rocker arms, and valves—functions accurately. When combined with accurate Sensor inputs and smooth crankshaft rotation, it contributes to efficient combustion, consistent power delivery, and reliable emissions control.

In summary, the Bolt Cylinder Head 94501031 is more than a mechanical connector—it’s a cornerstone of engine longevity and performance. Its integration into modern automotive systems reflects the harmony between engineering precision and real-world application, making it indispensable for anyone serious about engine care.

Product Categories : Engine Cylinder Unit > Bolt Cylinder Head