Carburetor
Zama C3A-S31A
Also: C3A S31A
1 compatible model
The Zama C3A-S31A is an aftermarket carburetor compatible with 1 model across 1 brand. It is a direct cross-reference for OEM part number 1135 120 0601. Compatible equipment includes Stihl MS 361.
Verify before ordering: Fitment can vary by serial number, production date, region, and sub-model. Match the OEM number and physical dimensions before ordering.
Amazon Buying Check
Use the Amazon listing to compare kit contents, seller details, shipping, and OEM compatibility notes before ordering.
Some links may be affiliate links. Match the OEM number, dimensions, and model variant before buying.
Compatible Models
| Brand | Model | OEM # | Confidence | Source | Reviewed | Evidence | |
|---|---|---|---|---|---|---|---|
| Stihl | MS 361 | 1135 120 0601 | Medium | Aftermarket catalog | 2026-05-20 | Zama C3A-S31A; also fits MS 341, MS 360 | Chainsaw |
What this part is
Zama C3A-S31A is listed here as a carburetor replacement option. Use this page as a fitment cross-reference, then confirm the removed part, model plate, and seller listing details before buying.
OEM numbers it replaces
1135 120 0601
Alternate spellings
C3A-S31A, C3A S31A
Known exclusions
- No specific exclusion is listed in the current data. Still verify serial range, production variant, and removed-part details before ordering.
Dimensions and specs
- No verified dimension field is available for this part. Compare the old part shape, mounting, routing, thread, gap, pitch, gauge, or other part-type-specific dimensions before purchase.
Symptoms that suggest replacement
- Surging
- Won't idle
- Fuel leaking
- Starts only on choke
- No-start after stale fuel storage
How to verify before buying
- Confirm your equipment is one of the compatible models listed above.
- Match the OEM number, stamped part number, or physical spec against the removed part.
- Read the model-specific evidence, confidence, source, reviewed date, dimensions, notes, and exclusions before opening an Amazon listing.
Common wrong-fit mistakes
- Ordering from a broad model-family listing without checking the exact equipment model.
- Ignoring the old OEM number, stamped part number, or physical dimensions.
- Buying a carburetor with the right bolt spacing but different linkage, choke, primer, or fuel inlet orientation.
Related model and part pages
Amazon buying cautions
- Check that the Amazon listing includes the exact part number or verified cross-reference shown here.
- Compare kit contents, gaskets, fuel lines, bulbs, plugs, filters, and dimensions against the removed part before checkout.
- A listing title can mention the right model and still include the wrong revision, accessory, or generic substitute.