DIAPHRAGM & GASKET SET FOR ZAMA GND-29 STIHL 020T 021 023 025 DOLMAR PS34

Diaphragm & Gasket Set for ZAMA GND-29

This diaphragm and gasket set is a replacement service kit for ZAMA GND-29 carburetors, compatible with STIHL 020T, 021, 023, 025 and DOLMAR PS34 chainsaws.

Overview

This diaphragm and gasket set provides the essential rubber components needed to rebuild a ZAMA GND-29 carburetor. It includes the fuel pump diaphragm, metering diaphragm, and gaskets to restore proper fuel flow and air-fuel mixture in STIHL and DOLMAR chainsaws. The set is ideal for fixing starting issues, hesitation, or fuel leaks.

Built For Performance

• Precision-cut diaphragms ensure accurate fuel metering for smooth engine operation
• Includes both fuel and metering diaphragms along with all necessary gaskets
• Manufactured to ZAMA specifications for reliable performance
• Direct replacement for worn or torn diaphragms in GND-29 carburetors
• Helps eliminate hard starting and rough idle

Fits These Machines

• for STIHL 020T
• for STIHL 021
• for STIHL 023
• for STIHL 025
• for DOLMAR PS34

On-The-Job Use

• Use when servicing the carburetor on STIHL 020T top-handle saws
• Ideal for rebuilding ZAMA GND-29 carbs on 021, 023, and 025 models
• Commonly needed after long storage or ethanol fuel exposure

Specs At A Glance

Good To Know

Q: How often should the diaphragm and gasket set be replaced? A: Replace whenever the carburetor exhibits fuel leaks, rough running, or hard starting; typically every 2-3 years or after 100 hours of use.

Q: Does this set include the carburetor gasket for the body? A: Yes, the set includes both the pump cover gasket and the body gasket for a complete rebuild of the ZAMA GND-29 carburetor.

Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.