{"product_id":"hastings-piston-ring-set-90mm-bore-2-2-5-chrome-vw-type-4-porsche-914-98-1233-b","title":"Hastings Piston Ring Set | VW Type 4 \u0026 Porsche 914 | 90mm 2×2×5 Chrome (98-1233-B)","description":"\u003ch2\u003e\u003cb\u003eHastings Piston Ring Set — 90mm Bore, 2×2×5 Chrome | VW Type 4 \u0026amp; Porsche 914\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003eHastings piston ring set for \u003cb\u003e90 mm bore\u003c\/b\u003e VW Type 4 and Porsche 914 air-cooled engines. \u003cb\u003eChrome\u003c\/b\u003e compression rings — Hastings' upgrade material for longer life, better wear resistance, and reduced break-in time compared to cast iron. The \u003cb\u003e2×2×5 stack identifies this as a Type 4 application, not a Type 1 big-bore\u003c\/b\u003e. Complete set for a 4-cylinder engine.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 4 (Bus, 1972–1979):\u003c\/b\u003e 1.7L \/ 1.8L \/ 2.0L, 90 mm bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePorsche 914:\u003c\/b\u003e stock 1.7L \/ 1.8L \/ 2.0L, 90 mm bore\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePair with matching 90 mm Type 4 pistons during a rebuild.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eWhy Choose Hastings?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eHastings has been making piston rings in the United States since 1915. Their cast iron and chrome ring sets are a long-standing standard for air-cooled VW engine rebuilds — known for consistent quality and tight gap tolerances out of the box.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eChrome compression rings:\u003c\/b\u003e longer life, better wear resistance, and reduced break-in time compared to cast iron.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType 4 fitment:\u003c\/b\u003e 90 mm bore for VW Type 4 and Porsche 914 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete engine set:\u003c\/b\u003e covers all four cylinders with tight gap tolerances out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eEMPI Part #:\u003c\/b\u003e 98-1233-B\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBore:\u003c\/b\u003e 90 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Chrome compression rings\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEngine family:\u003c\/b\u003e VW Type 4 \/ Porsche 914\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold as:\u003c\/b\u003e Set covers 4 cylinders (one complete engine)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eRing Stack — read before ordering\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eHastings rings are specified by their groove widths in millimeters, in the order top compression \/ second compression \/ oil control:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTop compression:\u003c\/b\u003e 2 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecond compression:\u003c\/b\u003e 2 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOil control:\u003c\/b\u003e 5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Chrome compression rings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm the ring groove widths cut into your pistons match this stack before ordering. Mismatched ring stacks will not seat properly.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat engines does this fit?\u003c\/b\u003e The 90 mm bore fits stock VW Type 4 (1.7L \/ 1.8L \/ 2.0L, Bus 1972–1979) and Porsche 914 (1.7L \/ 1.8L \/ 2.0L) engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs this for a Type 1 big-bore?\u003c\/b\u003e No — the 2×2×5 stack identifies this as a Type 4 application, not a Type 1 big-bore.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHow do I confirm it fits my pistons?\u003c\/b\u003e Match the groove widths cut into your pistons to the 2×2×5 ring stack (2 mm \/ 2 mm \/ 5 mm) before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eExplore more in \u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e, \u003ca href=\"\/collections\/porsche-914\"\u003ePorsche 914\u003c\/a\u003e, and \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll VW Air-Cooled\u003c\/a\u003e.\u003c\/p\u003e","brand":"HASTINGS","offers":[{"title":"Default Title","offer_id":45031549239411,"sku":"98-1233-B","price":79.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/98-1236-B-scaled_3f80a7bb-0a4d-4664-beb7-272a617bb22c.jpg?v=1779609535","url":"https:\/\/www.washburnsmetal.com\/products\/hastings-piston-ring-set-90mm-bore-2-2-5-chrome-vw-type-4-porsche-914-98-1233-b","provider":"Washburn's Metal","version":"1.0","type":"link"}