{"product_id":"cmi-billet-crank-pulley-kit-6-75","title":"CMI Billet Crank Pulley Kit 6.75\" | Air-Cooled VW Type 1 | 6 or 12 Spoke, Stock or Sand Seal Hub | Black, Red or Blue | Made in USA","description":"\u003cp\u003e\u003cstrong\u003eA full-diameter billet crank pulley that looks as good as it runs.\u003c\/strong\u003e The CMI Precision Machining 6.75\" Billet Crank Pulley Kit is CNC machined in the USA from premium 6061-T651 billet aluminum, with the CMI logo and timing marks engraved directly into the face. The pulley rides on a heat-treated 4140 steel hub with a black zinc finish, fastened with six stainless steel flat-head cap screws, and the back is pre-drilled and tapped to accept CMI's optional Hall-sensor crank trigger wheel for EFI and crank-fire ignition builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWashburn's Metal is an authorized CMI Precision Machining dealer\u003c\/strong\u003e — genuine CMI parts, made in the USA, with full factory support.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAir-cooled VW \u003cstrong\u003eType 1 engines\u003c\/strong\u003e (the upright-fan engine) in Beetle, Karmann Ghia, Type 1-powered Bus, Thing, Baja Bug, dune buggies and sand rails.\u003c\/li\u003e\n\u003cli\u003eNot for Type 3 (pancake) or Type 4 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSand Seal hub versions\u003c\/strong\u003e are for cases machined for a sand seal; choose \u003cstrong\u003eStock hub\u003c\/strong\u003e for a standard case.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCNC machined in the USA from 6061-T651 billet aluminum\u003c\/li\u003e\n\u003cli\u003eAnodized finish: hard black anodized, or red or blue anodized (stock-hub versions)\u003c\/li\u003e\n\u003cli\u003eHeat-treated 4140 steel hub, black zinc plated, secured with six stainless flat-head cap screws\u003c\/li\u003e\n\u003cli\u003eCMI logo and timing marks engraved into the pulley\u003c\/li\u003e\n\u003cli\u003ePre-drilled and tapped for the CMI 6.75\" Crank Trigger Wheel Kit (Hall sensor, 36-1), sold separately\u003c\/li\u003e\n\u003cli\u003e6-spoke or 12-spoke design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eCMI Precision Machining (Corona, CA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e6.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePulley material\u003c\/th\u003e\n\u003ctd\u003e6061-T651 billet aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHub\u003c\/th\u003e\n\u003ctd\u003eHeat-treated 4140 steel, black zinc plated (listed by the dealer as 50mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFasteners\u003c\/th\u003e\n\u003ctd\u003eSix stainless steel flat-head cap screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eAnodized: Black, Red or Blue (Sand Seal hub: Black only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrigger wheel provision\u003c\/th\u003e\n\u003ctd\u003ePre-drilled and tapped for CMI crank trigger kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003ePart Numbers\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpokes\u003c\/th\u003e\n\u003cth\u003eHub\u003c\/th\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e2117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003e2523\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003e2524\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eSand Seal\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e2117-SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e2119\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003e2527\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003e2528\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eSand Seal\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e2119-SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhich Pulley Do I Need?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6.75\" vs 5.25\":\u003c\/strong\u003e 6.75\" is CMI's full-diameter crank pulley. CMI also makes a 5.25\" crank power pulley, which CMI pairs with its 3.25\" alt\/gen power pulley to maintain adequate cooling fan speed. If you are keeping a standard-size alternator\/generator pulley (such as CMI's 4.3\"), choose this 6.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 vs 12 spokes:\u003c\/strong\u003e purely a styling choice; both share the same pulley material, hub and fasteners. Match the look of CMI's 8- or 12-spoke 4.3\" alt\/gen pulleys.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock vs Sand Seal hub:\u003c\/strong\u003e Sand Seal only if your crankcase is machined for a sand seal. Sand Seal hubs are offered in black only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoing EFI or crank-fire?\u003c\/strong\u003e Add the CMI 6.75\" Crank Trigger Wheel Kit (Hall sensor), which bolts to the pre-tapped holes on the back of this pulley.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstalls on the crankshaft snout in place of the factory pulley, using your crank pulley bolt and washer. We also stock the CMI Stainless Steel Crank Pulley Bolt \u0026amp; Washer Kit (A07).\u003c\/li\u003e\n\u003cli\u003eConfirm belt alignment with the alternator\/generator pulley; shim the alt\/gen pulley as needed.\u003c\/li\u003e\n\u003cli\u003eCheck timing with the engraved marks and a timing light after installation.\u003c\/li\u003e\n\u003cli\u003eFollow your engine builder's or the factory manual's torque specification for the crank pulley bolt.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my Type 3 or Type 4 engine?\u003c\/strong\u003e\u003cbr\u003eNo. It is made for the air-cooled VW Type 1 engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich hub should I choose?\u003c\/strong\u003e\u003cbr\u003eStock hub for a standard case; Sand Seal only if your case is machined for a sand seal (black only).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the crank trigger wheel included?\u003c\/strong\u003e\u003cbr\u003eNo. The pulley is pre-drilled and tapped for it; the CMI 6.75\" Crank Trigger Wheel Kit is sold separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the bolt included?\u003c\/strong\u003e\u003cbr\u003eThe kit is the pulley and hub assembly with its six stainless cap screws. A crank pulley bolt is not listed; see CMI kit A07.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a price difference between colors?\u003c\/strong\u003e\u003cbr\u003eNo, all 6.75\" versions are the same price.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere is it made?\u003c\/strong\u003e\u003cbr\u003eCNC machined in the USA by CMI Precision Machining.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre you an authorized CMI dealer?\u003c\/strong\u003e\u003cbr\u003eYes. Washburn's Metal is an authorized dealer for CMI Precision Machining, so you get genuine CMI parts and factory support.\u003c\/p\u003e","brand":"CMI","offers":[{"title":"12-Spoke \/ Stock Hub \/ Black","offer_id":48380227059827,"sku":"2117","price":159.95,"currency_code":"USD","in_stock":true},{"title":"12-Spoke \/ Stock Hub \/ Red","offer_id":48380227092595,"sku":"2523","price":159.95,"currency_code":"USD","in_stock":true},{"title":"12-Spoke \/ Stock Hub \/ Blue","offer_id":48380227125363,"sku":"2524","price":159.95,"currency_code":"USD","in_stock":true},{"title":"12-Spoke \/ Sand Seal Hub \/ Black","offer_id":48380227158131,"sku":"2117-SS","price":159.95,"currency_code":"USD","in_stock":true},{"title":"6-Spoke \/ Stock Hub \/ Black","offer_id":48380227190899,"sku":"2119","price":159.95,"currency_code":"USD","in_stock":true},{"title":"6-Spoke \/ Stock Hub \/ Red","offer_id":48380227223667,"sku":"2527","price":159.95,"currency_code":"USD","in_stock":true},{"title":"6-Spoke \/ Stock Hub \/ Blue","offer_id":48380227256435,"sku":"2528","price":159.95,"currency_code":"USD","in_stock":true},{"title":"6-Spoke \/ Sand Seal Hub \/ Black","offer_id":48380227289203,"sku":"2119-SS","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/2119-2.jpg?v=1789881073","url":"https:\/\/www.washburnsmetal.com\/products\/cmi-billet-crank-pulley-kit-6-75","provider":"Washburn's Metal","version":"1.0","type":"link"}