{"product_id":"empi-pro-sync-carburetor-synchronizer-dual-carb-tuning-tool-43-5718-0","title":"EMPI Pro-Sync Carburetor Synchronizer | Dual-Carb VW \u0026 Porsche | Carb Balancing Tool (43-5718-0)","description":"\u003ch2\u003e\u003cb\u003eEMPI Universal Pro-Sync Carburetor Synchronizer (Includes 1 Boot Adapter)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eAchieve peak performance and a rock-solid idle with the \u003cb\u003eEMPI Pro-Sync\u003c\/b\u003e. Essential for anyone running a dual-carburetor setup, this precision instrument accurately measures air intake across all barrels so you can balance your engine perfectly.\u003c\/p\u003e\n\u003cp\u003eUnlike older bubble-style gauges, the Pro-Sync lets air pass through without restriction, giving a highly accurate reading without stalling the engine or affecting the vacuum signal. The large, easy-to-read scale (graduated \u003cb\u003e1-30 kg\/h\u003c\/b\u003e) supports the fine-tuning required for crisp throttle response and optimal fuel economy.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle \u0026amp; Engine Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eA universal tool for air-cooled and water-cooled engines running multiple carburetors, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 1, 2 \u0026amp; 3:\u003c\/b\u003e Dual IDF, HPMX, Dellorto DRLA, or dual Solex\/Kadrons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePorsche 356 \u0026amp; 912:\u003c\/b\u003e Zeniths or Solex 40 PII setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance Upgrades:\u003c\/b\u003e Weber IDA or IDF equipped street and strip cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBritish \u0026amp; European Classics:\u003c\/b\u003e A wide range of side-draft (SU \/ Weber DCOE) applications using the included adapter.\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\u003eHigh-Resolution Scale:\u003c\/b\u003e 1-30 kg\/h numbered scale for precise tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNon-Restrictive Design:\u003c\/b\u003e Won't choke the engine during the sync process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile:\u003c\/b\u003e Includes one rubber boot adapter to fit various intake diameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDown-Draft \u0026amp; Side-Draft:\u003c\/b\u003e Works with both carburetor configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShop-Grade Build:\u003c\/b\u003e Durable housing designed for professional shop use.\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\u003ePart Number:\u003c\/b\u003e 43-5718-0\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMeasurement Range:\u003c\/b\u003e 1-30 kg\/h numbered scale\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncluded:\u003c\/b\u003e One rubber boot adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Down-draft and side-draft carburetors\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 is this better than a bubble-style gauge?\u003c\/b\u003e It allows air to pass through without restriction, giving an accurate reading without stalling the engine or affecting the vacuum signal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDoes it come with an adapter?\u003c\/b\u003e Yes — it includes one rubber boot adapter to fit various intake diameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhich carburetors does it work with?\u003c\/b\u003e Both down-draft and side-draft setups, including dual IDF, HPMX, Dellorto DRLA, Solex\/Kadron, Weber IDA\/DCOE, and SU applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eTech Note:\u003c\/b\u003e For the most accurate tune, synchronize your carburetors at both idle and at roughly 2,500 RPM (holding the linkage steady) to ensure your linkage geometry is pulling evenly across the entire powerband.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eTuning your carbs? Browse \u003ca href=\"\/collections\/restoration-tools\"\u003eRestoration Tools\u003c\/a\u003e for more shop gear, \u003ca href=\"\/collections\/fuel-intake\"\u003eFuel \u0026amp; Intake\u003c\/a\u003e for carbs and linkage, and \u003ca href=\"\/collections\/empi\"\u003eEMPI\u003c\/a\u003e for more parts from the brand.\u003c\/p\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":44888902140019,"sku":"43-5718-0","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/43-5718-0-500x325_0339998c-538e-4815-8677-132134d61d95.jpg?v=1776924086","url":"https:\/\/www.washburnsmetal.com\/products\/empi-pro-sync-carburetor-synchronizer-dual-carb-tuning-tool-43-5718-0","provider":"Washburn's Metal","version":"1.0","type":"link"}