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SKU: LN-08-319700-10
Our custom Nikasil compatible low tension replacement ringset including gapless second piston rings are the best available for your aircooled Porsche engine. Total Seal’s second piston rings are OD lapped, like top piston rings are, to ensure they are light tight for optimal ring seal.
This 90mm 1.5/1.5/4.0 ring set replaces Porsche part number 91110393400 and fits 2.7 Porsche 911 RS Euro 1973. Please measure piston ring grooves to verify this is the correct ringset for your pistons before ordering as rings cannot be returned or exchanged once they have been opened.
Benefits include reduced oil consumption, lower blowby, increased, horsepower, improved fuel economy, cooler and cleaner engine oil, and longer engine life.
Total Seal Gapless piston ring sets are available for all Nickies Cylinder and Piston kits as an optional upgrade.
