{"product_id":"yeshma-fuel-pressure-regulator-for-carburetor-1-5-psi-adjustable-zinc-alloy-with-5-16-3-8-fittings","title":"YESHMA Fuel Pressure Regulator for Carburetor 1–5 PSI Adjustable Zinc Alloy with 5\/16 \u0026 3\/8 Fittings","description":"\u003cp\u003e\u003cstrong\u003eYESHMA's 1-5 PSI adjustable fuel pressure regulator is a manual, universal regulator kit made for carbureted engines that meters fuel pressure for consistent carburetor delivery.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact regulator gives you a simple, mechanical way to control fuel pressure for single or twin carburetor setups. Built from chrome-plated zinc alloy with brass and steel fittings, the kit includes push-on hoses and clamps sized for 5\/16\" and 3\/8\" lines so you can upgrade or replace inconsistent fuel supply without altering carburetor jets or pumps.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the YESHMA regulator change fuel delivery on a carbureted engine?\u003c\/h3\u003e\n\u003cp\u003eTurning the adjustment knob lets you set the outlet pressure between 1 and 5 PSI, which stabilizes the fuel flow reaching the float bowls. That control helps keep the carburetor's metering steady across varying operating conditions without electrical components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable range: 1–5 PSI for fine tuning\u003c\/li\u003e\n  \u003cli\u003eMaximum input pressure: 7 PSI — do not exceed\u003c\/li\u003e\n  \u003cli\u003eManual adjustment dial for on-vehicle tweaks\u003c\/li\u003e\n  \u003cli\u003eBrass 1\/8\" NPT adapter included for installation flexibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this regulator fit my carburetor setup and fuel lines?\u003c\/h3\u003e\n\u003cp\u003eThe YESHMA regulator is designed as a universal solution for carbureted engines, compatible with single and twin carburetor installations. It is not suitable for fuel-injected systems and should not be used with fuels that contain ethanol or lead additives.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded hose fittings: 8mm (5\/16\") and 10mm (3\/8\") push-on hoses\u003c\/li\u003e\n  \u003cli\u003eClamps and rubber hose sections supplied for straightforward hookup\u003c\/li\u003e\n  \u003cli\u003eNot for fuel injection or ethanol\/lead-added fuels\u003c\/li\u003e\n  \u003cli\u003eSuits typical aftermarket and replacement applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and performance specs should I expect?\u003c\/h3\u003e\n\u003cp\u003eThis regulator pairs a chrome-plated zinc alloy body with brass, steel, and rubber components to balance durability and corrosion resistance. It is engineered for a maximum flow around 150 liters per hour and a maximum safe input pressure of 7 PSI.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstruction: chrome-plated zinc alloy body with brass and steel fittings\u003c\/li\u003e\n  \u003cli\u003eMaximum flow: approximately 150 LPH\u003c\/li\u003e\n  \u003cli\u003ePressure rating: adjustable 1–5 PSI outlet\u003c\/li\u003e\n  \u003cli\u003eHardware: included clamps, hoses, and 1\/8\" NPT brass adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic fuel-line work: attach the appropriate push-on hose, secure clamps, and fit the brass adapter where needed. Routine checks for hose tightness and any signs of wear will keep the regulator performing predictably.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play style push-on fittings for quick hookup\u003c\/li\u003e\n  \u003cli\u003eSimple manual adjustment — no electrical connections\u003c\/li\u003e\n  \u003cli\u003eInspect hoses and clamps periodically for safe operation\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle and carburetor recommendations when setting pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The YESHMA 1-5 PSI regulator is aimed at owners and mechanics of classic cars, hot rods, motorcycles, small engines, and any vehicle that uses one or two carburetors and requires reliable, adjustable fuel pressure without converting to electronic management. It’s ideal for users who want a durable, mechanical solution with basic installation hardware and the ability to finely tune carburetor fuel supply.\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: Can I use this regulator on a fuel-injected engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This YESHMA regulator is designed specifically for carburetors and is not compatible with fuel injection systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What hoses and fittings are included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes 8mm (5\/16\") and 10mm (3\/8\") push-on hoses, steel clamps, and a brass 1\/8\" NPT adapter.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YESHMA","offers":[{"title":"Default Title","offer_id":48085344321694,"sku":"B0DKHD1G7Y","price":37.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yeshma-regulator-front-view_17617d88-7a10-475c-b591-388d57a829e2.jpg?v=1785869665","url":"https:\/\/northtrailauto.ca\/products\/yeshma-fuel-pressure-regulator-for-carburetor-1-5-psi-adjustable-zinc-alloy-with-5-16-3-8-fittings","provider":"North Trail Auto","version":"1.0","type":"link"}