Shop replacement repair parts for Stihl Chainsaw model 029

Air filter
Keep your Stihl 029 chainsaw operating reliably with genuine OEM replacement parts from Repair Clinic. The Stihl 029 is a 56.5 cc professional chainsaw designed for heavier felling and bucking work than the smaller 42.6 cc Stihl 025. The 029 Super is a higher-output variant on the same platform with a higher-flow carburetor. As an older engine platform the 029 is especially susceptible to carburetor diaphragm hardening from years of ethanol-blend fuel exposure. Repair Clinic stocks genuine Stihl OEM parts for the 029 including the Stihl carburetor parts, Stihl air filter parts, Stihl spark plug parts, and Stihl chain parts. Browse the Stihl chainsaw parts catalog filtered by 029 for the complete parts inventory.
The Stihl 029 uses a 56.5 cc two-stroke engine with a diaphragm carburetor and an adjustable chain oil pump. The 029 Super is a higher-output variant with a higher-flow carburetor and modified porting. Most bar and chain parts are shared between both but the carburetor part number differs. On older 029 engines the carburetor diaphragm may have hardened from years of ethanol exposure, producing lean running that cleaning alone cannot resolve. The chainsaw repair help section covers 029 carburetor service, chain sharpening, and oil pump diagnosis.
On older 029 engines the diaphragm may have hardened from ethanol exposure. A hardened diaphragm cannot flex adequately to pump and meter fuel. Cleaning cannot restore a hardened diaphragm, and complete carburetor replacement is required. Confirm the part number from the 029 or 029 Super data label before ordering.
Replace the air filter at the start of each cutting season. The 029 operates at higher throttle settings than smaller chainsaws, clogging the filter faster in dusty operations.
Annual spark plug replacement maintains reliable starting. Heavy black carbon deposits indicate a rich mixture from a clogged air filter or hardened carburetor diaphragm.
Confirm chain pitch and gauge from the bar label before ordering. Replace the chain and bar together at the end of their service life to prevent uneven wear on the new component.
The Stihl 029 is a 56.5 cc professional chainsaw while the Stihl 025 is a 42.6 cc unit. The 029 handles heavier felling and bucking work that exceeds the capacity of the smaller 025 engine.
The 029 Super is a higher-output variant with a higher-flow carburetor and modified porting. Most bar and chain parts are shared, but the carburetor part number differs.
The carburetor diaphragm may have hardened from years of ethanol exposure. A hardened diaphragm cannot flex to pump and meter fuel adequately. Complete carburetor replacement is required.
Loosen the bar mounting nuts, turn the tension screw clockwise until the chain hangs snugly against the bar without sagging, then retighten the mounting nuts while holding the bar tip upward.

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