{"product_id":"jaycee-billet-velocity-stacks","title":"JayCee Billet Velocity Stacks | VW Type 1 | Weber 48 IDA \u0026 EMPI EPC | Sold Each","description":"\u003ch2\u003e\u003cb\u003eJayCee Billet Velocity Stacks — Weber 48 IDA \u0026amp; EMPI 48 EPC Carburetors\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003eJayCee's billet velocity stacks for the \u003cb\u003eWeber 48 IDA\u003c\/b\u003e and \u003cb\u003eEMPI 48 EPC\u003c\/b\u003e carburetors are CNC machined in-house to precise tolerances. The bell-mouth profile is optimized for airflow, and billet aluminum construction holds that profile permanently — no flex, no wear. Sold each; order two per carburetor.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Beetle:\u003c\/b\u003e All years\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Bus:\u003c\/b\u003e All years\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Karmann Ghia:\u003c\/b\u003e All years\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 3:\u003c\/b\u003e All years\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eWhy Choose JayCee?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eGenuine JayCee product, CNC machined in \u003cb\u003eAnaheim, CA\u003c\/b\u003e — not a cast or imported substitute. Sourced through Washburn's Metal, an authorized EMPI\/JayCee dealer.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eOptimized airflow:\u003c\/b\u003e CNC-machined bell-mouth profile for smooth airflow geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCarb compatibility:\u003c\/b\u003e Fits Weber 48 IDA and EMPI 48 EPC carburetors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePermanent profile:\u003c\/b\u003e Billet aluminum holds its shape — no flex or wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish options:\u003c\/b\u003e Black, Blue, Red, Silver, and Polished.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold each:\u003c\/b\u003e Order two per carburetor.\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\u003eMaterial:\u003c\/b\u003e 6061-T6 aircraft aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Hard anodized \/ polished\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Weber 48 IDA, EMPI 48 EPC\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold as:\u003c\/b\u003e Each\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart numbers:\u003c\/b\u003e JC-4445-0, JC-4446-0, JC-4447-0, JC-4448-0, JC-4449-0\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhich carburetors do these fit?\u003c\/b\u003e Weber 48 IDA and EMPI 48 EPC carburetors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHow many do I need?\u003c\/b\u003e They are sold each — order two per carburetor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat finishes are available?\u003c\/b\u003e Black, Blue, Red, Silver, and Polished.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eMaterial \u0026amp; Construction\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThis piece is machined from solid 6061-T6 billet aluminum stock rather than cast or stamped, which is why dual-carb and single-carb builders alike specify JayCee parts by name for Weber- and EMPI-based induction systems. The result is tighter tolerances at the carburetor interface and a part that seals and seats consistently, build after build.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eInstallation Notes\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eDry-fit against your specific carburetor body before final assembly, and torque fasteners evenly in a criss-cross pattern to avoid warping the sealing surface. Because this is a fuel-system component, use a fuel-safe thread sealant or o-ring where called for, and re-check for leaks after the first heat cycle.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"\/collections\/fuel-intake\"\u003eFuel \u0026amp; Intake\u003c\/a\u003e · \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll VW Air-Cooled\u003c\/a\u003e · \u003ca href=\"\/collections\/jaycee\"\u003eJayCee\u003c\/a\u003e\u003c\/p\u003e","brand":"JayCee","offers":[{"title":"Black","offer_id":45027234971763,"sku":"JC-4446-0","price":112.19,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":45027235004531,"sku":"JC-4447-0","price":112.19,"currency_code":"USD","in_stock":true},{"title":"Polished","offer_id":45027235037299,"sku":"JC-4449-0","price":112.19,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":45027235070067,"sku":"JC-4445-0","price":110.95,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":45027235102835,"sku":"JC-4448-0","price":112.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/JC-4446-0-scaled.jpg?v=1779457454","url":"https:\/\/www.washburnsmetal.com\/products\/jaycee-billet-velocity-stacks","provider":"Washburn's Metal","version":"1.0","type":"link"}