{"product_id":"empi-cylinder-shims-030-thick-90-5-92mm-bore","title":"EMPI Cylinder Shims | Air-Cooled VW 90.5\/92mm Big Bore | .030\" Steel, Set of 4 (21-7040-0)","description":"\u003ch2\u003e\u003cb\u003eEMPI Cylinder Shims — .030\" Thick Steel | 90.5\/92mm Big Bore (Set of 4)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThese \u003cb\u003eEMPI steel cylinder shims\u003c\/b\u003e let you dial in \u003cb\u003edeck height\u003c\/b\u003e on your air-cooled VW engine without machining the pistons. They correct for increases in stroke and compensate when the case has been surface machined, and they are clearanced for standard \u003cb\u003e8mm studs\u003c\/b\u003e. \u003cb\u003eSold in sets of 4.\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Bug\/Beetle (Type 1):\u003c\/b\u003e Big-bore builds\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eVW Karmann Ghia\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eVW Bus (Type 2)\u003c\/b\u003e\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\u003eAdjust Deck Height:\u003c\/b\u003e Set deck height without machining the pistons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCorrects Stroke Changes:\u003c\/b\u003e Compensates for increased stroke and for cases that have been surface machined.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStud Clearanced:\u003c\/b\u003e Clearanced for standard 8mm case studs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Set:\u003c\/b\u003e Sold in sets of 4 — one shim per cylinder.\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\u003eThickness:\u003c\/b\u003e .030\" \/ 0.75mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBore Compatibility:\u003c\/b\u003e 90.5mm, 92mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold As:\u003c\/b\u003e Set of 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEMPI Part Number:\u003c\/b\u003e 21-7040-0\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\u003eHow many shims come in a set?\u003c\/b\u003e These are sold in sets of 4 — one per cylinder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo I have to machine my pistons to change deck height?\u003c\/b\u003e No. These shims adjust deck height without machining the pistons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWill these clear standard case studs?\u003c\/b\u003e Yes. They are clearanced for standard 8mm studs.\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\u003eBuilding or refreshing an air-cooled VW engine? Browse related parts: \u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e, \u003ca href=\"\/collections\/engine\"\u003eEngine\u003c\/a\u003e, and \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll Air-Cooled VW\u003c\/a\u003e.\u003c\/p\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":45031045169267,"sku":"21-7040-0","price":17.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/21-6010-0-scaled-500x272_1024x1024_0b2a239b-a10c-44df-89bc-d8427f298dca.jpg?v=1779580447","url":"https:\/\/www.washburnsmetal.com\/products\/empi-cylinder-shims-030-thick-90-5-92mm-bore","provider":"Washburn's Metal","version":"1.0","type":"link"}