How can I determine whether my piston is reusable so as to replace just the piston rings?

The most common problem of a piston that needs replacement is in case there are scratches on its body.

What other parts I may need to replace when replacing the piston rings?

To replace the piston rings you need to disassemble the engine, so you also need to replace the cylinder gasket.

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Piston Ring Set for BRIGGS & STRATTON (2.5625") [#299742, #298982, #399067]

$42.20

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Piston Ring Set for BRIGGS & STRATTON (2.5625") [#299742, #298982, #399067] and related spare parts.

Details

This top-quality after-market piston ring set replaces OEM Part #299742. This is a Chrome piston ring set with Standard diameter 2.5625" (65.09mm), and it interchanges with OEM Part #298982 (non-chrome) which replaced OEM Part #399067.

Fitment
This piston ring set fits 3, 3.75, 4, 5 HP BRIGGS & STRATTON Engines (90000, 10A900, 130000 299742 Series) with Horizontal/Vertical Crankshaft direction.

Our Piston Rings are branded and come directly from the top-quality and worldwide-known OEM Manufacturer CABER.
Our Piston Rings are made from I-Cast Iron with high bending strength according to ISO STD 6621-3:1990 and DIN 70909.
Protect your valuable machine. Use only Branded & High-Quality Parts. Enjoy thousands hours of safe and trouble-free operation!

Important Notice:

If the Part Number of the spare part shown in this listing does not match yours, please let us know. Manufacturers often replace old Part Numbers with new ones, as they launch new products in the market.
If you don't know the OEM Part Number for the piston rings of your machine, please let us know the dimensions of the piston rings you are looking for (diameter x thickness).

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Specifications