{"product_id":"holley-jet-assortment-kit-36-181-sizes-64-99-2-ea-in-reusable-case-for-carb-tuning","title":"Holley Jet Assortment Kit 36-181 — Sizes 64–99 (2 ea) in Reusable Case for Carb Tuning","description":"\u003cp\u003e\u003cstrong\u003eHolley 36-181 Jet Assortment Kit is a comprehensive set of precision-cut jets in sizes 64–99, organized in a reusable plastic case for quick carburetor tuning and swaps.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you rebuild vintage carburetors or fine-tune modern performance builds, the Holley 36-181 Jet Assortment Kit supplies a broad range of jet sizes and convenient storage so you can test, change, and store jets on the bench or at the track. Designed to fit multiple Holley carburetor models, this kit saves trips to the parts counter and speeds up calibration when dialing in air\/fuel mixtures.\u003c\/p\u003e\n\n\u003ch3\u003eWhich carburetors will these jets fit?\u003c\/h3\u003e\n\u003cp\u003eThese jets are made to match the thread and flow specifications used across several Holley applications, so they work with many popular model families. Confirm thread size and jet type against your carburetor’s manual before installing. The kit is especially useful when servicing or upgrading common Holley models.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Holley models: 2010, 2300, 4010, 4011, 4150, 4160, 4500\u003c\/li\u003e\n  \u003cli\u003eIncludes jet sizes from 64 through 99 for fine stepping\u003c\/li\u003e\n  \u003cli\u003eStandard Holley jet profile for direct replacement\u003c\/li\u003e\n  \u003cli\u003eUseful for both mechanical and vacuum secondary carb designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the kit speed up tuning at the shop or track?\u003c\/h3\u003e\n\u003cp\u003eHaving a complete range of jets on hand eliminates downtime when a change of one or two sizes is needed to reach the ideal mixture. The clear, compartmented plastic case keeps sizes separated and easy to identify, so you can swap jets quickly without losing parts. This practical organization reduces mistakes and streamlines test-and-adjust cycles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo of each jet size gives immediate backup and parity between bowls\u003c\/li\u003e\n  \u003cli\u003eSeparated compartments prevent cross-contamination and loss\u003c\/li\u003e\n  \u003cli\u003eCompact case fits in toolbox or pit bag for mobile tuning\u003c\/li\u003e\n  \u003cli\u003eQuick visual selection speeds up jet swaps during dyno runs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the kit’s contents and build quality?\u003c\/h3\u003e\n\u003cp\u003eThe Holley 36-181 contains 2 pieces each of jet sizes 64 through 99, produced to Holley’s manufacturing tolerances for consistent fuel flow and fit. Jets are made from durable brass or similar alloy to resist corrosion and wear from repeated installation. The plastic case is molded to keep jets organized and accessible while protecting them from damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRange: jet sizes 64–99, two of each size\u003c\/li\u003e\n  \u003cli\u003eDurable metal jets manufactured to Holley spec tolerances\u003c\/li\u003e\n  \u003cli\u003ePlastic storage case with individual slots for each jet pair\u003c\/li\u003e\n  \u003cli\u003eClear lid for quick inventory checks without opening\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this kit help me with performance or daily-driver tuning?\u003c\/h3\u003e\n\u003cp\u003eYes — the assortment is helpful for both performance builds and routine maintenance. Performance tuners gain precise control over fuel delivery in varying conditions, while street mechanics benefit from the ability to restore correct jetting after service or part swaps. It’s not a standalone tuning solution, but a practical tool for achieving desired air\/fuel balance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal for dyno tuning, track adjustments, and shop rebuilds\u003c\/li\u003e\n  \u003cli\u003eSupports incremental jet changes to refine mixture across RPM range\u003c\/li\u003e\n  \u003cli\u003eUseful when converting fuel types or changing intake\/exhaust hardware\u003c\/li\u003e\n  \u003cli\u003eHandy spare set for emergency repairs on the road\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Holley 36-181 Jet Assortment Kit is aimed at mechanics, engine builders, restorers, and performance enthusiasts who work with Holley carburetors. If you routinely tune carbureted engines, rebuild carburetors, or need a reliable parts kit for trackside adjustments, this assortment provides the range and organization needed to make precise, repeatable jetting changes without extra trips to the parts store.\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: Does this kit include both primary and secondary jets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit supplies two of each size 64–99 suitable for compatible primary and many secondary circuits; verify your carburetor’s jet types before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are replacement jets durable for repeated swaps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These Holley jets are made to withstand repeated installation and resist corrosion when handled and stored properly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":48081459773598,"sku":"B00062YD28","price":142.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/holley-36-181-front-packaging.jpg?v=1785805567","url":"https:\/\/northtrailauto.ca\/products\/holley-jet-assortment-kit-36-181-sizes-64-99-2-ea-in-reusable-case-for-carb-tuning","provider":"North Trail Auto","version":"1.0","type":"link"}