Butom BG55 Carburetor for Stihl BG 55 BG85 BG 85 vs SIMPERAC Carburetor for Echo PB-265L PB-265LN
Updated August 2026 — Butom BG55 Carburetor for Stihl BG 55 BG85 BG 85 leads on brand trust and compatibility.
The Butom BG55 Carburetor offers superior material quality and performance assurance, making it the better choice for Stihl leaf blower owners.
Why Butom BG55 Carburetor for Stihl BG 55 BG85 BG 85 is better
Material Quality
Constructed with premium materials for durability.
Performance Testing
Wet flow tested for real-world performance.
Factory Tuned
Arrives ready for immediate installation.
Why SIMPERAC Carburetor for Echo PB-265L PB-265LN is better
Price
Slightly cheaper at $14.98.
Installation Kit
Includes more components for installation.
Compatibility Range
Covers a wider range of Echo models.
Overall score
Specifications
| Spec | Butom BG55 Carburetor for Stihl BG 55 BG85 BG 85 | SIMPERAC Carburetor for Echo PB-265L PB-265LN |
|---|---|---|
| Brand | Butom | SIMPERAC |
| Model | BG55 | RB-K90 |
| Price | $14.99 | $14.98 |
| Sales Rank | 16575 | 36316 |
| Factory Tuned | Yes | No |
| Material Quality | High | Standard |
Dimension comparison
Product Overview
The Butom BG55 Carburetor and the SIMPERAC Carburetor are two excellent options for maintaining leaf blowers from popular brands. The Butom BG55 is designed for various Stihl models, while the SIMPERAC Carburetor caters to Echo models. Both products are priced similarly, with the Butom BG55 at $14.99 and the SIMPERAC at $14.98, making them competitive choices for those in need of replacement carburetors.
The Butom BG55 Carburetor is tailored to replace specific Stihl models like the BG 55, BG 85, and SH 55. In contrast, the SIMPERAC Carburetor is compatible with Echo models including PB-265L and PB-255. This compatibility is a crucial factor for consumers looking to replace parts for their specific leaf blower brands.
Compatibility
When it comes to compatibility, the Butom BG55 Carburetor supports a variety of Stihl leaf blower models, including BG 55, BG 85, and SH 55. It replaces part numbers such as 42291200606 and Zama C1Q-S68G. The Butom model is versatile, covering multiple variations of Stihl leaf blowers, which is a significant benefit for users of that brand.
On the other hand, the SIMPERAC Carburetor accommodates a range of Echo models, including PB-265L, PB-255LN, and ES-255. It replaces Zama RB-K90 and A021005040, ensuring users can easily find a suitable replacement for their Echo leaf blowers. Thus, the choice between these two products largely depends on the specific brand and model of leaf blower you own.
Features
The Butom BG55 Carburetor comes with several notable features, including an all-in-one kit that saves time and money compared to separate purchases. It arrives factory-tuned, ensuring that users can install and go without additional adjustments. Furthermore, every carburetor undergoes wet flow testing to emulate real-world engine performance, which speaks to its reliability.
Conversely, the SIMPERAC Carburetor also includes a comprehensive package with essential components such as two primer bulbs, gaskets, an air filter, a spark plug, and a fuel line kit. This inclusion of additional parts enhances the overall value, providing consumers with everything needed for installation. Both products offer features that enhance user experience, but the Butom has the edge in terms of factory tuning and testing.
Price Comparison
At a price point of $14.99, the Butom BG55 Carburetor is slightly more expensive than the SIMPERAC Carburetor, which retails for $14.98. This difference of just one cent makes the SIMPERAC about 0.07% cheaper, which is negligible in practical terms. However, the slight price difference may appeal to budget-conscious buyers looking for the best deal.
In terms of value for money, both carburetors provide affordable options for consumers needing replacements. Considering that the Butom has consistently maintained a bestseller rank of 16,575, it indicates a strong demand and consumer satisfaction, potentially justifying its slightly higher price.
Installation Process
The installation process for both the Butom BG55 and the SIMPERAC Carburetor is designed to be user-friendly. The Butom model arrives factory-tuned, allowing for immediate installation without complicated adjustments. Users can expect a straightforward setup process, making it an attractive choice for those who may not be experienced with carburetor replacements.
In comparison, the SIMPERAC Carburetor comes with all necessary components, including a fuel line kit and gaskets, which can simplify the installation process for users. Although it may not be factory-tuned, the comprehensive package ensures that users have everything they need to complete the installation smoothly. Ultimately, both products prioritize ease of installation, catering to users with varied levels of expertise.
Material Quality
Material quality is vital for the longevity and performance of carburetors. The Butom BG55 Carburetor is constructed with premium-quality materials, including brass components and anodized aluminum, ensuring durability against heat, corrosion, and wear. The use of composite rubber diaphragms further enhances its reliability, making it suitable for rigorous outdoor conditions.
On the other hand, the SIMPERAC Carburetor does not specify its material composition in detail. While it is designed to replace various Echo models effectively, the lack of information on material quality may leave some consumers questioning its long-term durability. The Butom's emphasis on premium materials gives it an advantage in terms of expected lifespan and performance under stress.
Performance
Both the Butom BG55 and SIMPERAC Carburetors are aimed at ensuring optimal performance for their respective leaf blower models. The Butom model is wet flow tested to emulate real-world engine performance, which provides assurance of its capability to maintain engine efficiency and reliability. This testing process can be a deciding factor for consumers who prioritize performance.
In contrast, while the SIMPERAC Carburetor is designed to replace various models and deliver effective functionality, it does not mention any specific testing processes. This could imply a reliance on general manufacturing standards rather than rigorous testing, which might concern some performance-focused buyers.
Which should you buy?
Choosing between the Butom BG55 Carburetor and the SIMPERAC Carburetor ultimately hinges on your specific needs and the brand of leaf blower you own. If you have a Stihl model, the Butom BG55 is the clear choice due to its tailored compatibility, factory tuning, and rigorous testing for performance. However, if you own an Echo leaf blower, the SIMPERAC Carburetor stands as a solid alternative with its comprehensive installation kit and slightly lower price.
Both products offer excellent value, but the Butom's superior material quality and performance assurance may make it more appealing for those seeking longevity and reliability. Ultimately, your decision should be guided by the brand of your leaf blower and the features that matter most to you.

