Description
Product Overview
The Mizumo Auto Engine Valve Stem Oil Seal is engineered with high‑quality, heat‑resistant rubber to provide a durable, leak‑free barrier around the valve stem. Its precise dimensions (12 x 1 x 10 inches) and weight (2 lb) ensure a perfect fit for various engine models, meeting or exceeding OEM part number SS72878 specifications. The seal’s robust construction withstands extreme temperatures and pressures, delivering consistent performance and protecting the combustion chamber from oil intrusion.
![[Product front view showing all components]](https://www.brightsgo.store/wp-content/uploads/2026/06/908aac31c130413faa4d51bd2a87cd21.jpg)
Usage
Ideal for automotive repair shops, DIY enthusiasts, and professional mechanics, this oil seal fits engines that require a reliable valve stem seal to control oil flow. Install it during routine engine maintenance, valve replacement, or when addressing oil consumption issues. Its universal design makes it suitable for a broad range of gasoline and diesel engines, helping to reduce smoke, improve fuel efficiency, and extend engine life.
Why Choose Us
Mizumo Auto combines decades of engineering expertise with strict quality control, ensuring each seal passes rigorous durability and wear tests. Our seals are made from premium rubber compounds that resist heat degradation, providing a longer service interval than standard aftermarket parts. Backed by a responsive customer support team, we offer technical assistance and a hassle‑free return policy for added peace of mind.
Key Features
- Premium heat‑resistant rubber delivers lasting durability under extreme engine conditions.
- Precise fit matches OEM specifications, ensuring a leak‑free seal on installation.
- Reduces oil consumption and exhaust smoke, improving overall engine efficiency.
- Easy to install for both professional mechanics and DIY users.
- Dedicated customer support and straightforward return process for confidence.
FAQ
What engines are compatible with this seal?
The seal meets OEM part number SS72878 specifications, fitting most gasoline and diesel engines that use that reference. Check your vehicle’s service manual for exact compatibility.
How does the seal improve engine performance?
By preventing oil from entering the combustion chamber, the seal reduces oil consumption, lowers emissions, and helps maintain optimal combustion efficiency, resulting in smoother engine operation.
Is the seal reusable?
While the rubber material is designed for one‑time installation to ensure optimal sealing, the surrounding hardware can be reused if it remains undamaged.
What warranty does Mizumo offer?
Mizumo provides a 12‑month limited warranty covering manufacturing defects, along with access to technical support for installation questions.
Can I install the seal myself?
Yes, the seal is designed for straightforward installation with standard tools. Follow the included instructions or consult a professional if you are unsure.





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