How to Replace Car Piston Rings
Though they are relatively small, and inexpensive, piston rings play a crucial part in your engine's performance. Rather than relegating the task to an auto repair technician, you can easily replace the piston rings yourself.
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Instructions
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1
Clean and degrease as much of your engine as possible before you start removing components. This makes it easier to identify parts, and makes it easier for you to secure a grip with your tools.
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2
Consult your auto repair manual and begin disassembling your engine. You must access the cylinders, which typically involves removing the engine head.
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3
Scrape clean the engine surface above each cylinder. Cover the cylinder holes to prevent any debris from falling inside.
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4
Remove each cylinder carefully, according to your auto repair manual. Clean the carbon deposits from the pistons by soaking them in kerosene.
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Use a piston ring tool to remove the defective piston rings. Clean each ring groove with kerosene to remove any build-up. Check the width of each ring groove with a feeler gauge to make sure they meet the specifications in your repair manual. Excessively worn ring grooves require an entirely new piston.
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Grab your piston ring tool and begin replacing the defective rings. Take your time and make sure you don't stretch the rings to the point of breaking.
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Inspect the entire piston thoroughly and reassemble.
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