MS170 Carburetor Tune-Up Kit for Stihl MS170 MS180 MS180C Chainsaw - Replaces Zama C1Q-S57

MS170 Carburetor - Compatible with STIHL Chainsaw

Key Features

• Direct-fit replacement for specified models.
• Includes mixture adjustment screws for fine-tuning engine performance.
• Maintains proper air and fuel mixture for efficient operation.
• Complete kits often include a new air filter, fuel line, and spark plug.

Replaces / Cross-Reference Part Numbers

• 1130-120-0603
• C1Q-S57
• C1Q-S57A
• C1Q-S57B
• C1Q-S57H
• 616-436
  

Compatibility & Fitment

• Stihl: MS170, MS180, 017, 018

When to Replace

• Engine will not start or is difficult to start.
• Engine stalls, bogs down under load, or idles poorly.
• Visible fuel leaks from the carburetor body.
• Poor acceleration or inconsistent engine RPM.
• Internal passages are clogged beyond effective cleaning.

Installation Tips

• Replace the fuel filter and fuel lines when installing a new carburetor.
• Ensure the intake manifold and gaskets are clean and create a proper seal.
• After installation, adjust the high (H), low (L), and idle (LA) screws to match engine requirements.
• Confirm the throttle linkage moves freely without binding.