Products Description
Shindaiwa B45 Brush Cutter Muffler Cover – Replacement Heat Shield
Genuine OEM Part for Shindaiwa B45 Professional Brushcutters
This muffler cover is a genuine OEM replacement part specifically designed for the Shindaiwa B45 brush cutter . The cover acts as a protective heat shield for the muffler, helping to prevent accidental burns during operation . Engineered as a direct-fit component, it is essential for maintaining the safety and proper function of your equipment .


Technical Profiles & Materials
OEM-Spec Replacement Fitment – This is an authentic Shindaiwa replacement part, sourced from the original manufacturer . Fits Shindaiwa B45 and B45LA brushcutters . Replaces manufacturer part number A320000740 .
Safety Barrier – The cover protects the operator from the high temperatures of the muffler, helping to prevent burns during use and handling . For the B45LA model, which uses a different muffler design (secured by 2 socket-head capscrews), a separate cover (A320000770) is required .
Durable Heat-Resistant Construction – Manufactured from robust material to withstand high temperatures and vibration . The B45 cover is secured by 3 socket-head capscrews .
Easy Installation – Simple replacement for a damaged or missing cover. Installation requires removal of the retaining screws (3 for B45, 2 for B45LA), fitting the new cover, and tightening the screws securely .
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | OEM Part Number | A320000740 |
| 2 | Alternate Part Number (B45LA) | A320000770 |
| 3 | Compatible Models | Shindaiwa B45, B45LA |
| 4 | Material | Heat-resistant metal/steel |
| 5 | Mounting (B45) | 3 socket-head capscrews |
| 6 | Mounting (B45LA) | 2 socket-head capscrews |
| 7 | Function | Muffler protection, burn prevention |
| 8 | Unit of Sale | 1 piece |
Products Application

Safety Restoration
Direct replacement when the original muffler cover becomes damaged, cracked, or missing. The cover prevents accidental contact with the hot muffler during operation and handling . The unit must not be operated with a damaged or missing muffler cover .

Muffler Maintenance & Servicing
The muffler cover is removed to access the spark arrester screen or replace the muffler gasket (V104001330) . Installation involves removing the retaining screws, fitting the new cover, and tightening securely .

Workshop & Preventative Maintenance
For Shindaiwa servicing, this OEM cover simplifies repairs and maintenance. During spark arrester servicing, the cover is removed to access the screen, which should be inspected and cleaned if the engine becomes hard to start or has low power .
Quality and Craftsmanship Details



Products Package

About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
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YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
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BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: How do I confirm which muffler cover fits my Shindaiwa B45?
A:Check your specific model number. The B45 uses cover A320000740 with 3 mounting screws, while the B45LA uses cover A320000770 with 2 mounting screws . Always verify your model variant before ordering.
Q: What are the symptoms that indicate the muffler cover needs replacing?
A: Common symptoms include visible cracks or damage to the cover, missing cover, or the cover not securing properly. If the cover is damaged or missing, replace it immediately to maintain the safety barrier against the hot muffler .
Q: Is the muffler cover the same as the muffler cowl?
A: Yes, the terms "muffler cover" and "muffler cowl" are often used interchangeably. The cover is secured by screws and must be removed to access the spark arrester screen during servicing .
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