{"product_id":"empi-piston-cylinder-set-92mm-69mm-stroke-1835cc-thick-wall-machine-in-vw-type-1-98-1958-b","title":"EMPI Piston \u0026 Cylinder Set — 92mm × 69mm Stroke, 1835cc Thick-Wall Machine-In | VW Type 1 (98-1958-B)","description":"\u003ch2\u003e\u003cb\u003eEMPI Piston \u0026amp; Cylinder Set — 92mm × 69mm, 1835cc Thick-Wall Machine-In (98-1958-B)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e1835cc is the most popular displacement bump for a Type 1, and this is \u003cb\u003eEMPI's thick-wall machine-in\u003c\/b\u003e version (98-1958-B) — 92mm cylinders with extra wall material for more strength and cooling surface than a standard 92mm slip-in set. The \u003cb\u003ehypereutectic high-silicon-alloy pistons\u003c\/b\u003e run with minimal expansion for long service life. This is a machine-in set: your case and heads must be cut for 94mm to clear the thicker cylinders.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Beetle:\u003c\/b\u003e Type 1 air-cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Super Beetle:\u003c\/b\u003e Type 1 air-cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Karmann Ghia:\u003c\/b\u003e Type 1 air-cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Bus (Type 2):\u003c\/b\u003e Type 1 air-cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 3:\u003c\/b\u003e Squareback, Fastback, Notchback\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e1835cc displacement:\u003c\/b\u003e 92mm bore × 69mm stock stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThick-wall cast-iron cylinders:\u003c\/b\u003e stronger and cooler-running than a standard 92mm slip-in\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHypereutectic pistons:\u003c\/b\u003e high silicon content for low thermal expansion\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete set of 4:\u003c\/b\u003e cylinders, pistons, rings, wrist pins, and clips\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRuns the stock 69mm crank:\u003c\/b\u003e no stroker crank required\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 92mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStroke:\u003c\/b\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDisplacement:\u003c\/b\u003e 1835cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePiston:\u003c\/b\u003e hypereutectic aluminum alloy, high silicon\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCylinder:\u003c\/b\u003e cast iron, thick-wall (machine-in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold as:\u003c\/b\u003e complete set of 4 (includes rings, pins, clips)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e EMPI\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e 98-1958-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\u003eDoes this fit my air-cooled VW Type 1?\u003c\/b\u003e Yes — Beetle, Super Beetle, Karmann Ghia, Bus (Type 2), and Type 3, with the case machined for 92mm and heads cut for 94mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAre these forged or cast pistons?\u003c\/b\u003e Hypereutectic cast pistons — high-silicon alloy for low expansion and long service life. (For forged pistons in this displacement, see the Mahle forged 92×69 set, 98-1992-B.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs this a slip-in or machine-in set?\u003c\/b\u003e Machine-in — the thick walls require the case cut for 92mm and the heads cut for 94mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo I need a stroker crank?\u003c\/b\u003e No — it runs the stock 69mm crank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat's the part number?\u003c\/b\u003e EMPI 98-1958-B.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMachine-in set: the case must be machined for 92mm and the \u003cb\u003eheads cut for 94mm\u003c\/b\u003e to clear the thick-wall cylinders. This is not a slip-in.\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\"\u003eEngine\u003c\/a\u003e · \u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll VW Air-Cooled\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eProp 65 Warning\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov. All parts legal for use on pre-pollution-controlled vehicles only.\u003c\/p\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":45118627577971,"sku":"98-1958-B","price":392.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/98-1958-B-scaled.jpg?v=1782414176","url":"https:\/\/www.washburnsmetal.com\/products\/empi-piston-cylinder-set-92mm-69mm-stroke-1835cc-thick-wall-machine-in-vw-type-1-98-1958-b","provider":"Washburn's Metal","version":"1.0","type":"link"}