BlueStars 4-Pack Primer Bulb 503936601 & 188-512 Fuel Line for Husqvarna Compatibility

Overview

BlueStars offers a practical replacement kit with four 503936601 primer bulbs and four 2-foot fuel lines. Designed for Husqvarna trimmers, blowers, and chainsaws, this kit supports reliable fuel delivery and easier priming. While results can vary by tool, the components are selected to align with common replacement needs and available model numbers.

By swapping worn parts with these quality replacements, you may experience smoother starts, steadier fuel flow, and reduced prime-related hiccups. The kit emphasizes reliability and ease of use, letting you focus on work or recreation rather than maintenance.

What’s Included

• 4 x 503936601 primer bulbs
• 4 x 2-foot fuel lines

Each item is crafted to fit standard configurations, giving you a straightforward replacement experience when you service compatible equipment.

Durability and Design

The primer bulbs are built for repeated use and resistance to wear, while the fuel lines are made from resilient materials that resist cracking. Together, they’re intended to support steady priming and durable fuel delivery through routine operation.

Compatibility Snapshot

• Husqvarna Blower models such as 125B, 125BX, 125BVX, 225BX, 225HBV, 356BF, 356BT
• Husqvarna Trimmer models including 123L, 225, 232L, 227L, 240L, 322C, 322L, 322R, 323, 325LX, 325LXT, 325RXT, 325RDX, 325RJX, 325CX, 326, 326C, 326L, 326LX
• Husqvarna Chainsaw models such as 235, 235E, 236, 236E, 240, 240E, 340, 340E, 345, 346XP, 350, 350EPA, 353, 435, 435E, 440E, 445, 445E, 450E, 455, 455E, 455 Rancher, 460

Compatibility details are provided to help you verify fit before purchase. If yours isn’t listed exactly, compare your part numbers and model families to the notes in the product data to determine suitability.

Usage tips

Before installing, confirm your engine model and part numbers. When replacing, ensure the lines sit securely and the bulbs seat properly. For best results, follow your tool’s starting procedure and inspect for wear around fittings after use.

Why BlueStars

BlueStars focuses on dependable replacements with clear model references. The 4-pack design can simplify maintenance across multiple tools, while the listed part numbers help you compare against existing components. The included parts come with lifetime protection for defects, offering peace of mind with your purchase.

Explore the kit’s potential to support consistent fueling and user-friendly priming, all without overpromising outcomes. Your equipment’s performance can vary with condition, fuel quality, and usage patterns.