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We know conditions—and what high-performing we’ve put engines that understanding need to exceed into in everthe mosty set we make. demandingHastings conditions—and Performance Rings we’ve are put available that understanding in four series, into each ever servingy set we inc makereasing. levels ofHastings engine performance: Performance Rings are available in four series, each serving increasing levels Hastingsof engine Performance performance: Rings are available in three series, each serving increasing levels of engine performance: • Stainless Steel Nitride • Stainless Steel Nitride • Stainless• Steel SeriesSteel Nitride • Steel Series • Steel• Premium Series Ductile Series • Premium Ductile Series • Premium Ductile Series MADE FORTHEWORLD MADE FORTHEWORLD 3 3 3 3 Stainless Steel Nitride Stainless Steel Nitride Stainless Steel Nitride Racing Rings are the perfect match for high performance applicationsStainless Steel. The Nitride stainless Racing steel Rings top rings are the are perfect gas nitrided match to for provide high performance excellent wear andapplications scuff resistance. The stainless to withstand steel top the rings demands are gas of nitridedhigh performan to providece excellentapplications. wear and scuff resistance to withstand the demands of high performance applications. The second rings in the series are Napier-faced, high-strength ductile iron. The Napier profileThe second provides rings outstanding in the series cylinder are Napier-faced, wall oil film controlhigh-strength and reduced ductile oiliron consumption. The Napier. profile provides outstanding cylinder wall oil film control and reduced oil consumption. Our famous Flex-Vent® oil control ring completes this top-of-the-line series. Our famous Flex-Vent® oil control ring completes this top-of-the-line series. Steel Series Steel Series Hastings Steel Moly (SM prefix) and Steel Chrome (SC prefix) top rings are made of highlyHastingsTable durable Steel of alloy ContentsMoly steel (SM coated prefix) withand eitherSteel Chromeplasma moly(SC prefix)impact-resis top ringstant arealloy made or of chighlyhrome2-4 durable............. The alloy alloy steel steelHastings material coated Piston allowswith Rings either for reductionsplasma moly in compressionimpact-resistant ring alloy cross or sectionalchrome. Thedimensions alloy steel (axial material height allows and radial for reductions width). Along in compression with reducing ring the cross engine ’s ............. Nomenclature reciprocsectional5 ating dimensions mass, these (axial rings height can and be fittedradial to width) the latest. Along designs with reducing of lighte rthe, reduced engine ’s deck-heightreciproc6 .............ating pistons mass, withthesePiston restricted Ringrings Functions can ring be belt fitted areas to the. 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With Hastings Performance Rings, you can expect better oil control, longer engine life, and confidence—from the moment you start. We know what high-performing engines need to exceed in the most demanding conditions—and we’ve put that understanding into every set we make. Hastings Performance Rings are available in four series, each serving increasing levels of engine performance: • Stainless Steel Nitride • Steel Series • Premium Ductile Series MADE FORTHEWORLD 3 5 5 5 NOMENCLATURENOMENCLATURE EngineeringEngineering 1. Inside Diameter: Inside diameter (ID) of the ring 1. Insidewhen Diameter: fitted Inside(installed) diameter to the cylinder(ID) of the bore ring diameter when fitted (installed) to the cylinder bore diameter2. Outside Diameter: Outside diameter (OD) of the ring when fitted (installed) to the cylinder bore 2. Outsidediameter Diameter: Outside diameter (OD) of the ring when fitted (installed) to the cylinder bore diameter3. Radial