Description
Product Overview
Micro Traders presents a high‑quality engine expansion plug designed to fit a 17.87mm inner diameter with a tolerance of ±0.025mm. Crafted from cold‑rolled SPCC steel and finished with a zinc‑plated coating, the plug resists corrosion and withstands the harsh environment of engine blocks. Its dimensions—20.41mm outer diameter and 6.0mm height—ensure a secure seal that prevents oil and fluid leakage, maintaining stable engine performance.
Usage
These plugs are perfect for replacing worn or damaged expansion plugs in gasoline and diesel engines, especially in passenger cars, light trucks, and small commercial vehicles. Install them during routine maintenance, after engine rebuilds, or when addressing oil‑leak issues. Their straightforward, bolt‑free installation makes them suitable for professional mechanics and DIY owners alike.
Why Choose Us
Micro Traders combines precise engineering with durable materials, delivering a plug that meets OEM specifications without the need for specialized tools. Each unit undergoes strict quality control to guarantee dimensional accuracy and surface integrity, ensuring a leak‑free fit even under high pressure and temperature conditions.
Key Features
- Exact 17.87mm inner diameter for a secure, leak‑proof fit
- Zinc‑plated SPCC steel provides corrosion resistance and long service life
- Easy direct replacement—no additional machining required
- Designed to seal oil, coolant, and other critical fluids effectively
- Meets automotive replacement standards, ranked #72 in engine expansion plugs
FAQ
What engines are compatible with this plug?
The plug fits any engine that specifies a 17.87mm inner diameter for expansion plugs, commonly found in many inline‑four, V6, and V8 gasoline and diesel engines.
Do I need special tools to install the plug?
No special tools are required. The plug is a direct replacement; simply remove the old plug and press the new one into place.
How does the zinc plating benefit the plug?
Zinc plating protects the steel from corrosion caused by moisture and engine chemicals, extending the plug’s lifespan and maintaining a reliable seal.
Can this plug be used for coolant leaks?
Yes, the plug’s tight tolerance and robust construction effectively seal both oil and coolant passages when installed correctly.
Is there a warranty on this product?
Micro Traders offers a limited one‑year warranty covering manufacturing defects and material failures.
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