{"product_id":"turbotunity-carburetor-tune-up-kit-for-honda-gx390-gx340-predator-420-small-engines","title":"TURBOTUNITY Carburetor Tune Up Kit for Honda GX390 GX340 \u0026 Predator 420 Small Engines","description":"\u003cdiv\u003e\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eThe TURBOTUNITY Carburetor Tune Up Kit refreshes engines that share the Honda GX390\/ GX340 lineage and Predator 420 clones. A built‑in fuel tap, precise air intake sizing, and a compact carburetor footprint support straightforward maintenance and reliable bench testing. The kit is designed to align with common mounting patterns, helping you approach a rebuild with confidence rather than guesswork.\u003c\/p\u003e\n  \u003cp\u003eKey technical details to verify before installation include a 27mm carb, a 30.5mm air intake, and 52mm center‑to‑center mounting hole spacing. Compatibility is reinforced by reference part numbers 16100-ZF6-V01, 16100-ZH9-W21, and 16100-ZE2-W71, making it easier to cross‑check with your engine model.\u003c\/p\u003e\n  \u003ch3\u003eWhat’s included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e1x P27 carburetor and 3x carb gaskets\u003c\/li\u003e\n    \u003cli\u003e1x air filter and 1x spark plug\u003c\/li\u003e\n    \u003cli\u003e1x pull start and 1x ignition coil\u003c\/li\u003e\n    \u003cli\u003e1x cylinder head cover gasket and 1x muffler gasket\u003c\/li\u003e\n    \u003cli\u003e1x flameout switch and 1x heat insulator\u003c\/li\u003e\n    \u003cli\u003e1x speed spring set and 2x upgrade copper jets (104#, 107#)\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch3\u003ePractical applications\u003c\/h3\u003e\n  \u003cp\u003eDesigned for a variety of small machines that rely on these engine families, including mini bikes, go‑karts, water or trash pumps, log splitters, power washers, and air compressors. The kit’s components are chosen to support a complete refresh rather than a single part swap.\u003c\/p\u003e\n  \u003cp\u003eUse cases span seasonal maintenance, project builds, and routine overhauls. The ignition coil and pull start contribute to dependable starting in outdoor setups, while the extra jets give you tuning options for different fuels and climates.\u003c\/p\u003e\n  \u003ch3\u003ePackaging and installation notes\u003c\/h3\u003e\n  \u003cp\u003eShips in box packaging and is not intended for generators. For installation, verify your engine model and mounting pattern to ensure a clean fit. Follow standard safety practices during any maintenance task.\u003c\/p\u003e\n  \u003cp\u003eOverall, this kit presents a cohesive set of parts that support a coordinated rebuild, with potential benefits like steadier idle, smoother throttle response, and easier starting, depending on your engine condition and operating environment.\u003c\/p\u003e\n\u003c\/div\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: Which engines is this TURBOTUNITY kit compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for Honda GX390\/340 family and Predator 420 small engines; verify part numbers 16100-ZF6-V01, 16100-ZH9-W21, 16100-ZE2-W71.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does the overhaul kit include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Carburetor, three gaskets, air filter, spark plug, pull start, ignition coil, head and muffler gaskets, flameout switch, heat insulator, speed springs, and copper jets (104 and 107).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TURBOTUNITY","offers":[{"title":"Default Title","offer_id":42474801922133,"sku":"B0CWGDSS4R","price":71.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/turbotunity-carburetor-tune-up-kit-honda-gx390.jpg?v=1778253993","url":"https:\/\/plentytorque.co.uk\/products\/turbotunity-carburetor-tune-up-kit-for-honda-gx390-gx340-predator-420-small-engines","provider":"PlentyTorque","version":"1.0","type":"link"}