C100 Cylinder Head Upper Cover

Brand: Mortch Motor
Product Code: MIC100-6001

Product Viewed: 296

Availability: In Stock

Weight: 0.08kg

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C100 Cylinder Head Cover (Valve Cover)

🔧 Cylinder Head Cover · Valve Cover · Engine Component

For Moped, Cub & ATV · Fits 139FMB, 147FMD, 147FMF, 150FMG engines

📋 Product Overview

This is a C100 Cylinder Head Cover (Valve Cover), an important sealing component mounted on top of the cylinder head. It is suitable for Mopeds, Cub series, and ATVs, and fits engines including 139FMB, 147FMD, 147FMF, 150FMG, and similar models.

The cylinder head cover is installed on top of the cylinder head, forming a sealed combustion chamber space together with the cylinder head body while protecting the valve train components. Manufactured from high-quality aluminum alloy with excellent heat dissipation and sealing properties, it is an ideal replacement when the original cover is damaged, warped, or has poor sealing.

✨ Key Functions: Seals combustion chamber · Protects valve train · Aids heat dissipation · Direct replacement

📐 Specifications

Product Name

C100 Cylinder Head Cover

Engine Application

139FMB / 147FMD / 147FMF / 150FMG

Material

Aluminum Alloy

Vehicle Type

Moped / Cub / ATV

🔧 Compatible Engine Models

This C100 cylinder head cover fits the following engine models:

139FMB

147FMD

147FMF

150FMG

Engine Reference Information:

139FMB: 1P39FMB / 1P39QMB · 50cc-125cc universal engine
147FMD: 1P47FMD · 70cc-110cc engine
147FMF: 1P47FMF · 90cc-110cc engine
150FMG: 1P50FMG · 125cc-150cc engine

🛵 Compatible Vehicles

Mopeds - Various 50cc-150cc moped models
Cub Series - Honda Cub and clone models
ATVs - Small-engine quad bikes / kids ATVs
Mini Moto / Pocket Bikes
Other vehicles using 139FMB, 147FMD, 147FMF, 150FMG engines

📌 Compatibility Note: This C100 cylinder head cover is suitable for the engine models listed above. Before purchasing, please verify your engine model matches.

⚙️ Importance of Cylinder Head Cover

The cylinder head cover is an important component on top of the engine, directly affecting engine performance and reliability:

Sealing Function: Forms a sealed combustion chamber space with the cylinder head body to prevent compression gas leakage.
Protects Valve Train: Shields valves, valve springs, rocker arms, and other components from external contamination and damage.
Heat Dissipation: The aluminum alloy construction helps dissipate heat from the top of the engine, reducing valve train operating temperatures.
Prevents Oil Leaks: Works with the gasket to prevent engine oil from leaking from the top.

⚠️ Cover Failure Symptoms: Engine oil leaks, increased oil consumption, engine noise, low compression pressure, overheating. If you experience these issues, inspect the cylinder head cover and gasket, and replace if necessary.

⚠️ Cylinder Head Cover Failure Symptoms

Oil Leakage: Visible oil seepage around the cover.
Increased Oil Consumption: Oil level drops noticeably; blue smoke from exhaust.
Low Compression Pressure: Loss of power, hard starting.
Engine Noise: Unusual noises from the valve area.
Warped Cover: Cover deformed due to overheating or improper installation.
Deteriorated Gasket: Rubber gasket hardened, cracked, or lost sealing ability.

If you experience these symptoms, inspect the cylinder head cover and gasket, and replace if necessary.

✨ Product Features

OEM Specifications: Manufactured to original specifications for perfect fitment.
Aluminum Alloy Construction: Cast from high-quality aluminum alloy for strength and excellent heat dissipation.
Precision Machined: Sealing surface precision-machined for proper fit with the cylinder head.
Heat Resistant: Material designed to withstand engine operating temperatures.
Direct Replacement: Perfect substitute for damaged or worn original cylinder head covers.
Wide Compatibility: Fits 139FMB, 147FMD, 147FMF, 150FMG and compatible engines.

🔧 Installation Tip

1. It is recommended to replace the cover gasket when replacing the cylinder head cover.
2. Clean the cylinder head sealing surface and cover sealing surface to remove oil and debris.
3. Install the gasket with the correct orientation.
4. Tighten mounting bolts in a cross pattern to prevent warping.
5. Torque bolts to specification (typically 8-12N·m).
6. Start the engine and check for oil leaks after installation.

⚠️ Important Notice: This is a C100 cylinder head cover (valve cover) for Mopeds, Cubs, ATVs, and vehicles using 139FMB, 147FMD, 147FMF, 150FMG engines. It is recommended to replace the cover gasket at the same time to ensure proper sealing. Images are for reference only. The actual product may vary.

🔧 Compatibility Notice

Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.

📄 Product Disclaimer

Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.

💰 Import Duties & Taxes

All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.

📌 Order Confirmation: By completing your purchase, you acknowledge that you have read, understood, and agreed to all terms above. For any questions, please contact our support team prior to ordering.