{"product_id":"hastings-piston-ring-set-94mm-bore-1-75-2-4-chrome-vw-type-4-porsche-914-98-1239-b","title":"Hastings Ring Set — 94mm, 1.75×2×4 Chrome | VW Type 4 \u0026 Porsche 914 (98-1239-B)","description":"\u003ch2\u003e\u003cb\u003eHastings Piston Ring Set — 94mm Bore, 1.75×2×4 Chrome — VW Type 4 \u0026amp; Porsche 914 (98-1239-B)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eHastings piston ring set for 94mm bore VW Type 4 \u0026amp; Porsche 914. EMPI's description specifically identifies this as a Type IV application — confirm yours is a Type 4 \/ 914 build before ordering. Chrome compression rings offer longer life and faster break-in than cast iron. Complete set for a 4-cylinder engine.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eImportant — read before ordering:\u003c\/b\u003e Hastings rings are specified by groove width (top compression \/ second compression \/ oil control). This is a \u003cb\u003e1.75 mm\u003c\/b\u003e top \/ \u003cb\u003e2 mm\u003c\/b\u003e second \/ \u003cb\u003e4 mm\u003c\/b\u003e oil stack. Confirm the ring groove widths cut into your pistons match this stack before ordering. The three 94 mm sets (1.5 \/ 1.75 \/ 2 mm top) are NOT interchangeable.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 4 (Bus, Type 4 engine):\u003c\/b\u003e 1971–1979, 94 mm bore (≈2.0L stock or stroker builds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePorsche 914:\u003c\/b\u003e 1970–1976, 94 mm bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePairing:\u003c\/b\u003e match with 94 mm Type 4 pistons cut for this ring stack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eWhy Choose Hastings?\u003c\/b\u003e\u003c\/h3\u003e\n\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\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eChrome compression rings:\u003c\/b\u003e longer life and faster break-in than cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete engine set:\u003c\/b\u003e covers all 4 cylinders (one full engine)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConsistent quality:\u003c\/b\u003e known for tight gap tolerances out of the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBore:\u003c\/b\u003e 94 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRing stack (top \/ second \/ oil):\u003c\/b\u003e 1.75 mm \/ 2 mm \/ 4 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTop compression:\u003c\/b\u003e 1.75 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 4 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Chrome compression rings\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCoverage:\u003c\/b\u003e 4 cylinders (one complete engine)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEMPI Part #:\u003c\/b\u003e 98-1239-B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat is the ring stack for this set?\u003c\/b\u003e The groove widths are 1.75 mm top compression \/ 2 mm second compression \/ 4 mm oil control, in chrome compression rings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHow many cylinders does the set cover?\u003c\/b\u003e All four — the set is one complete engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHow do I know it will fit my pistons?\u003c\/b\u003e Confirm the ring groove widths machined into your pistons match this stack before ordering. The three 94 mm sets (1.5 \/ 1.75 \/ 2 mm top) are NOT interchangeable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e, \u003ca href=\"\/collections\/porsche-914\"\u003ePorsche 914\u003c\/a\u003e, \u003ca href=\"\/collections\/hastings\"\u003eHastings\u003c\/a\u003e\u003c\/p\u003e","brand":"HASTINGS","offers":[{"title":"Default Title","offer_id":45031549632627,"sku":"98-1239-B","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/98-1236-B-scaled_d24c41fb-7af2-49c4-913e-8ebd4995ab8f.jpg?v=1779609635","url":"https:\/\/www.washburnsmetal.com\/products\/hastings-piston-ring-set-94mm-bore-1-75-2-4-chrome-vw-type-4-porsche-914-98-1239-b","provider":"Washburn's Metal","version":"1.0","type":"link"}