{"product_id":"pmo-carburetor-syncrometer-bosch-knob-style-porsche-911-1965-1989","title":"PMO Carburetor Syncrometer — Bosch-Knob Style, Made in Germany | PMO \u0026 Weber Carbs (PM-O402-0)","description":"\u003cp\u003eThe \u003cstrong\u003ePMO Carburetor Syncrometer, Bosch-Knob Style (PM-O402-0)\u003c\/strong\u003e is the same job as the standard gauge in a different body — the knurled Bosch-pattern knob many tuners prefer for adjusting on the fly with one hand while the engine is running. German-made, and built to give you a repeatable airflow reading at every throttle bore.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBosch-knob adjustment\u003c\/strong\u003e — easier to trim single-handed with the engine running.\u003c\/li\u003e\n\u003cli\u003eMeasures airflow at each carburetor throat so multi-carb setups can be balanced to a number.\u003c\/li\u003e\n\u003cli\u003eMade in Germany.\u003c\/li\u003e\n\u003cli\u003eSuits PMO and Weber multi-carburetor installations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eConfirmed:\u003c\/strong\u003e Balancing PMO and Weber carburetors on air-cooled Porsche 911 and 930 engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e a shop tool rather than a vehicle-specific part. If you prefer the standard body style, order PM-O401-0.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart number: PM-O402-0\u003c\/li\u003e\n\u003cli\u003eType: Carburetor airflow syncrometer (Bosch-knob \/ BK body)\u003c\/li\u003e\n\u003cli\u003eUPC: 707924555561\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli\u003eShipping weight: 0.4 lb\u003c\/li\u003e\n\u003cli\u003eBoxed dimensions: 4.5 x 4.25 x 3.125 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat's the difference between this and PM-O401-0?\u003c\/strong\u003e This is the Bosch-knob body, easier to adjust one-handed; PM-O401-0 is the standard SK pattern. Both measure the same way.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWill it work on Weber carbs?\u003c\/strong\u003e Yes — PMO and Weber multi-carburetor setups both.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat's the part number?\u003c\/strong\u003e PM-O402-0.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAre you an authorized dealer?\u003c\/strong\u003e Yes — Washburn's Metal is an authorized PMO dealer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow does it ship?\u003c\/strong\u003e Standard ground or air; no hazmat restrictions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e⚠️ WARNING:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"PMO","offers":[{"title":"Default Title","offer_id":45259276517491,"sku":"PM-O402-0","price":104.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/PM-O402-0-1-scaled.jpg?v=1784322074","url":"https:\/\/www.washburnsmetal.com\/products\/pmo-carburetor-syncrometer-bosch-knob-style-porsche-911-1965-1989","provider":"Washburn's Metal","version":"1.0","type":"link"}