Chainsaw

Chainsaw Parts - Get Your Saw Running Clean and Cutting Sharp Again

A chainsaw that won't start, struggles under load, or cuts slowly doesn't necessarily need replacing. In most cases, one worn component, such as the carburetor, primer bulb, fuel line, or chain is all that's standing between you and smooth, reliable performance. Replacing the right part can help you get back to work faster while extending the life of your equipment.

At BlueStars Parts, you'll find a wide selection of chainsaw parts, including chainsaw chains, chainsaw carburetor parts, chainsaw accessories, chainsaw spares, and even protective chainsaw cases for compatible models. We also carry replacement parts for gas pole chainsaws and other outdoor power equipment, all selected for dependable fit and OEM-compatible performance.

Common Signs You Need These Parts

If your chainsaw isn't starting or cutting the way it used to, one of these is usually why:

• Your saw won't start despite fresh fuel and a new spark plug
• The engine starts but stalls immediately, or bogs down under any load
• Your primer bulb is cracked, hard, or collapsed and won't draw fuel
• Fuel is leaking from the carburetor or around the fuel line connections
• The chain is dull, skipping, or tearing through wood instead of cutting cleanly
• Your saw surges at idle or runs rough throughout the RPM range
• Fuel lines are brittle, kinked, or cracked from age or heat exposure
• The saw runs briefly then dies, especially when it warms up

Popular Products in This Collection

These are the parts our customers reach for most when their chainsaw needs attention:

• MS170 Carburetor Tune-Up Kit for Stihl MS170 MS180 MS180C Chainsaw — Replaces Zama C1Q-S57
  When your Stihl MS170 or MS180 won't start, surges at idle, or stalls under load, a clogged or damaged carburetor is almost always the cause — this tune-up kit replaces the carburetor and key wear components together for a complete fix.
• 503936601 188-512 Primer Bulb Fuel Lines Tune-Up Kit for Husqvarna Trimmer, Chainsaw
  A cracked primer bulb or degraded fuel line is one of the most common reasons a Husqvarna chainsaw or trimmer won't prime and start — this kit replaces the primer bulb and fuel lines together, covering two of the most frequent failure points in one order.
• 20" Chainsaw Chain — 3/8" LP Pitch, 0.050" Gauge, 72 Drive Links — For Stihl Husqvarna Rancher
  When your chain is tearing instead of cutting, or sharpening no longer makes a noticeable difference, it's time for a replacement — this 3-pack fits 20-inch bars on Stihl, Husqvarna, and Rancher saws and gives you spares ready to go when you need them.

Shop by Part Type / Use Case

Whether you're performing routine maintenance or a complete repair, you can browse by the part you need:

• Carburetors & Carburetor Kits: Full carburetor replacements and tune-up kits for Stihl and Husqvarna models
• Primer Bulbs & Fuel Lines: Replacement primer bulbs, fuel lines, and combo kits for starting and fuel-delivery issues
• Chainsaw Chains: Replacement chains by pitch, gauge, and drive link count for 20-inch and other bar lengths
• Tune-Up Kits: Multi-part kits covering carburetors, filters, fuel lines, and primer bulbs in one order
• Filters & Spark Plugs: Air filters, fuel filters, and spark plugs for routine maintenance and performance upkeep

Related Troubleshooting Topics

Need help identifying the problem before ordering? These guides can point you in the right direction: 

• Lawn Mower Troubleshooting: Common Problems & Fixes
• Lawn Mower Running Rough? 6 Common Causes and How to Fix

Why Buy From BlueStars Parts

Here's what you get when you shop chainsaw parts at BlueStars Parts:

• OEM-compatible parts built to match your saw's original specs — not generic substitutes that fail after a season
• Tune-up kits that replace multiple components at once, so you're not tracking down individual parts from three different listings
• Clear spec details on every product page — pitch, gauge, drive links, and model compatibility all listed up front
• Fast US shipping so a worn chain or cracked primer bulb doesn't keep your saw out of commission for long
• Honest pricing that makes a DIY tune-up a fraction of what a small engine shop would charge
• Real customer support to help you confirm the right part for your exact saw model before you check out