Powtol Stihl BG Series Tune-Up Kit — 3x Air Filters + Fuel Filter, Primer Bulb & Spark Plug for BG45 BG55 BG65 BG85 (4229 120 1800

Powtol BG85 Air Filter Tune Up Kit is a complete replacement set designed to restore airflow, fuel delivery, and spark reliability for compatible Stihl leaf blowers.

Keep your Stihl handheld blower running smoothly with a matched set of maintenance parts built for straightforward installation. This Powtol kit bundles three replacement air filters, a fuel filter, a primer bulb, and a spark plug sized for models that use part number 4229 120 1800. The components are intended to fit BG45, BG46, BG55, BG65, BG85, SH55 and SH85 series blowers and aim to improve filtration, fuel flow, and starting performance without complicated adjustments.

Which Stihl models and part numbers does this kit fit?

The kit matches Stihl part number 4229 120 1800 and compatible variations, making it suitable for many compact blower models. Always verify your machine’s model and part number before ordering to ensure compatibility.

• Designed to replace part numbers: 4229 120 1800, 4229 120 1800 7, 4229 120 1800C
• Compatible with: BG45, BG46, BG55, BG65, BG85, SH55, SH85
• Includes multiple air filters for repeat maintenance

How will the air filter and included parts affect blower performance?

Fresh filtration and clean fuel parts help reduce engine wear by keeping dust and debris out of the carburetor and combustion chamber. The breathable filter media is engineered to minimize airflow restriction while capturing particles, and the fuel filter and primer bulb support consistent fuel delivery.

• High-breathable fabric for improved airflow and dust holding capacity
• Fuel filter prevents debris from reaching the carburetor
• Primer bulb makes starting easier by supplying fuel to the carburetor

What are the dimensions and physical details of the air filter?

The air filter is sized for compact Stihl blowers and is ready to install without trimming or modification. Exact dimensions are provided so you can confirm fit before fitting the part into your machine.

• Overall length: 3 inches
• Overall width: 2-3/8 inches
• Thickness: 1/2 inch; hole diameter: 1/4 inch

How easy is installation and what does the package include?

These replacement components are designed for basic homeowner maintenance—no special tools or advanced skills required. The kit supplies spare items for several tune-ups and helps avoid frequent single-item purchases.

• Powtol 4229 120 1800 air filter x3 for multiple service intervals
• Fuel filter x1, primer bulb x1, spark plug x1 included
• Drop-in replacement — install by removing the old parts and inserting the new ones

Who is this for: This Powtol tune-up kit is intended for Stihl owners who perform their own routine maintenance or small engine technicians who want a compact parts pack for common blower models. It’s a practical choice for landscapers, property managers, and homeowners who need reliable replacement filters, a fresh spark plug, and fuel system components to keep BG and SH series blowers starting and running cleanly. Before purchasing, check your blower’s model and the OEM part number to confirm these parts are appropriate for your unit.