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Ten silver piston rings on a plain surface

LAHDEK

LAHDEK Chainsaw Piston Ring Kit 10pcs 50mm x 1.2mm for Husqvarna 365 365XP 371 372 372XP 362

SKU CH-A8RN-P25X6

Ten piston rings sized 50mm by 1.2mm replace part 11280343000 on Husqvarna 362, 365, 365XP, 371, 372 and 372XP chainsaws

  • Fits Husqvarna 365 365XP 371 372 372XP 362 chainsaws
  • 50mm x 1.2mm rings match original specs
  • 10 rings per kit covers multiple rebuilds
  • Replaces OEM part 11280343000 directly
  • Designed for 2-stroke petrol engines

Direct-Fit Piston Ring Kit

This 10-piece kit supplies 50 mm by 1.2 mm piston rings engineered for Husqvarna 362, 365, 365XP, 371, 372 and 372XP chainsaws. It replaces original part number 11280343000 and is built for two-stroke petrol engines.

Two-Stroke Top-End Refresh

The rings seat directly into the existing cylinder bore during a top-end rebuild, restoring compression without machining or oversize pistons. Each ring is a direct drop-in that re-establishes the seal between piston and cylinder wall.

Worn Ring Replacement

This kit addresses power loss, hard starting and excessive smoke caused by worn or broken factory rings. It is not suited for engines with scored cylinders, cracked pistons or bearing damage that require a complete overhaul.

Highlights

  • Fits Husqvarna 365 365XP 371 372 372XP 362 chainsaws
  • 50mm x 1.2mm rings match original specs
  • 10 rings per kit covers multiple rebuilds
  • Replaces OEM part 11280343000 directly
  • Designed for 2-stroke petrol engines

Specifications

No published specifications for this item yet.

Questions about this item

How long do the 50 mm x 1.2 mm piston rings last under continuous cutting?

The rings are made for 2-stroke petrol chainsaws and will last as long as the original Husqvarna 11280343000 parts under the same workload.

Does the engine run hotter or louder after fitting these 10 rings?

They match the factory 50 mm bore and 1.2 mm thickness, so heat and noise stay at the level Husqvarna designed for the 362 365 365XP 371 372 372XP models.

What tools or parts must I already have to install this kit?

You need a 50 mm piston, circlips, wrist pin, cylinder and gasket set that fit the listed Husqvarna saws; the kit only supplies the 10 replacement rings.

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