{"product_id":"dayuan-motorcycle-carburetor-synchronizer-set-4-gauge-vacuum-kit-with-chrome-fittings-carry-case","title":"DAYUAN Motorcycle Carburetor Synchronizer Set — 4-Gauge Vacuum Kit with Chrome Fittings \u0026 Carry Case","description":"\u003cp\u003e\u003cstrong\u003eDAYUAN's Upgraded Motorcycle Fuel Vacuum Carburetor Synchronizer Set is a four-gauge vacuum and adjustment kit designed to balance and tune multi-carb engines quickly and accurately.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your bike has multiple carburetors, consistent vacuum readings across cylinders are essential for smooth idling, even throttle response and better overall running behavior. This DAYUAN kit supplies four individual vacuum gauges with damping and calibration controls, assorted fittings and hoses, and a durable carry case so you can synchronize and tweak each carburetor at the bench or roadside.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit make synchronizing 4 carburetors easier?\u003c\/h3\u003e\n\u003cp\u003eThe set provides four matched vacuum gauges so you can monitor each carburetor simultaneously rather than switching a single gauge between ports. Individual damping and calibration knobs let you stabilize readings and fine-tune accuracy under real conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour 2\" vacuum gauges with 0–76 cm\/Hg scales for direct comparison\u003c\/li\u003e\n  \u003cli\u003eIndependent damping controls to steady needle movement\u003c\/li\u003e\n  \u003cli\u003eCalibration screws to align each gauge precisely\u003c\/li\u003e\n  \u003cli\u003eMultiple hose sizes and adapters for varied carburetor fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat fittings and accessories are included to fit different motorcycles?\u003c\/h3\u003e\n\u003cp\u003eDAYUAN includes a broad assortment of connectors and hose lengths so the kit adapts to many engine layouts and intake configurations. The pack covers common metric thread sizes and supplies clamps and spare washers for leak-free connections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour rubber hoses (8 x 5 x 750 mm) with hose clamps and replacement washers\u003c\/li\u003e\n  \u003cli\u003eConnection pieces in M6 x 0.75 and M6 x 1.0 threads\u003c\/li\u003e\n  \u003cli\u003eShort and long metal extensions (3.9 x 52 mm and 3.9 x 122 mm)\u003c\/li\u003e\n  \u003cli\u003eFour 92 mm pressure gauge housings ready for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre the gauges durable and accurate for repeated shop use?\u003c\/h3\u003e\n\u003cp\u003eThe instrument components use high-grade chrome-finish hardware to resist wear and maintain flow integrity longer than softer metals. Each gauge face is marked in a practical vacuum range and the shut-off valves let you isolate and protect readings during testing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChrome-finish fittings for improved longevity and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eClear 0–76 cm\/Hg scale for direct vacuum measurement\u003c\/li\u003e\n  \u003cli\u003eShut-off valves to lock in readings while making adjustments\u003c\/li\u003e\n  \u003cli\u003eIndividual calibration to keep all four instruments consistent\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow portable is the synchronizer set for mobile tuning or storage?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships in a heavy-duty blow-molded plastic case that keeps gauges and accessories organized, protected and ready to carry to track or roadside jobs. Molded compartments prevent hoses and fittings from tangling or getting crushed in transit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable plastic carrying case with fitted compartments\u003c\/li\u003e\n  \u003cli\u003eCompact footprint that fits in a workshop shelf or car trunk\u003c\/li\u003e\n  \u003cli\u003eProtected gauges to reduce risk of impact damage\u003c\/li\u003e\n  \u003cli\u003eAll pieces stored together for quick job setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: this DAYUAN synchronizer set is aimed at motorcycle mechanics, home tuners and vintage-bike enthusiasts who need to align multiple carburetors accurately. It’s appropriate for owners of inline four-cylinder bikes (including GS, KZ and similar models) who want a reliable, portable toolset to diagnose intake imbalances and perform routine tuning without repeatedly swapping fittings or guessing at readings.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this set fit my GS or KZ 4-cylinder carburetors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit includes common M6 connectors, multiple extensions and hoses to fit many GS and KZ four-cylinder carbs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I lock readings while adjusting other carburetors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — each gauge has a shut-off valve so you can isolate and hold a reading during tuning.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DAYUAN","offers":[{"title":"Default Title","offer_id":48084268023966,"sku":"B0FX4LXSVM","price":88.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dayuan-front-packaging_e0542237-7580-4ec6-b9c6-2b0d0a649914.jpg?v=1785848985","url":"https:\/\/northtrailauto.ca\/products\/dayuan-motorcycle-carburetor-synchronizer-set-4-gauge-vacuum-kit-with-chrome-fittings-carry-case","provider":"North Trail Auto","version":"1.0","type":"link"}