Husqvarna Cylinder and Piston Kit: 503 91 98-71, 503 91 99-71

Husqvarna Cylinder and Piston Kit

Replaces: 503 91 98-71, 503 91 99-71, 537 15 73-02, 537 15 73-04, 5039198-71, 5039199-71, 5371573-02, 5371573-04, 503919871, 503919971, 537157302, 537157304

This replacement Husqvarna cylinder and piston kit is designed for a range of Husqvarna and Jonsered chainsaws. It is an ideal solution for replacing a worn, scored or damaged cylinder and piston during an engine rebuild or chainsaw repair.

The kit features a 47 mm cylinder bore and matching 47 mm piston, making it suitable for the Husqvarna 359 and selected 357XP applications. On the 357XP, the 47 mm version can be used as an oversize/big-bore replacement on compatible saws, so please check your existing cylinder, piston and connecting-rod specifications before ordering.

Product Details:

• High-quality replacement cylinder and piston kit
• Cylinder bore: 47 mm
• Piston diameter: 47 mm
• Suitable for chainsaw engine rebuilds and repairs
• Replacement for OEM part numbers 503 91 98-71 / 503 91 99-71
• Suitable for selected Husqvarna and Jonsered models
• Please check dimensions and part numbers before ordering

Fits Husqvarna:

• Husqvarna 357 XP
• Husqvarna 357 XP EPA
• Husqvarna 357 XP EPA I
• Husqvarna 359
• Husqvarna 359 EPA
• Husqvarna 359 EPA I

Fits Jonsered:

• Jonsered 2156
• Jonsered CS2156
• Jonsered 2159
• Jonsered CS2159

The 47 mm replacement kit is commonly specified as a direct fit for the 359 and Jonsered 2156/2159, while it can be used as an oversize/big-bore conversion on compatible 357XP models. Check your saw’s serial number, existing cylinder and connecting-rod dimensions before installation.