{"product_id":"m12x1-25mm-male-metric-to-1-8-npt-gauge-port-fuel-pressure-take-off-fitting-adapter","title":"EVIL ENERGY Male Metric to NPT Gauge Port Fuel Pressure Take off Fitting Adapter","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: left;\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x EVIL ENERGY Metric Male to 1\/8\" NPT Female Gauge Port Adapter (with aluminum crush washer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6061-T6 Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Male Thread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM12x1.5mm, M14x1.5mm, M16x1.5mm, M18x1.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Male Thread Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStraight metric, end-face sealing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Female Port Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/8\" NPT (1\/8-27 NPT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Female Port Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNPT, 60-degree taper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Connector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStraight reducing adapter, male to female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Sealing Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetric side: aluminum crush washer, end-face seal. NPT side: 60-degree taper, thread sealant required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Working Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,500 PSI (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-65°F to 250°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Primary Use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOil pressure sender, coolant temperature sensor, pressure gauge and sensor mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Media\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEngine oil, coolant, fuel, air and vacuum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Installation Note\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCrush washer is single use. Do not overtighten. A light film of assembly lube on the metric threads prevents galling in aluminum ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Unit Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Count\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Included Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x Adapter, 1x Aluminum Crush Washer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhich Size Do I Need?\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left;\"\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: left;\"\u003e\u003cstrong\u003eCommon Ports It Fits\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM12x1.5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM LS cylinder head coolant temperature port. Common oil pressure switch port on many import engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM14x1.5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOil pressure and oil gallery ports on a wide range of domestic and import engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM16x1.5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM Gen 3 and Gen 4 LS factory oil pressure sensor port. LS1, LS2, LS3, LS6, LQ4, LQ9, 5.3L, 6.0L, 6.2L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM18x1.5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLarger oil gallery and accessory sensor ports. Also matches common O2 sensor bung thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eThread pitch matters. M12x1.5 and M12x1.25 look nearly identical and will not interchange. Measure your port before ordering.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eAbout this item\u003c\/h2\u003e\n\u003cp\u003eEvery aftermarket gauge and sender in the US market is threaded \u003cstrong\u003e1\/8\" NPT\u003c\/strong\u003e. Almost every modern engine port is metric. That single mismatch is why a \u003cstrong\u003esensor thread adapter\u003c\/strong\u003e ends up in nearly every swap, build and gauge install. This one covers the four metric sizes that account for most of them, and ships with the \u003cstrong\u003ealuminum crush washer\u003c\/strong\u003e that most adapters leave out.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_02_ca5580b3-39b9-47b8-b1d8-f53fe859fb9d.jpg?v=1784886973\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_03_f191deda-e19e-48b7-accd-9ecc91706e64.jpg?v=1784886973\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_04_3d031170-137b-436e-a5e1-95cfdfc45787.jpg?v=1784886972\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_06_b2b9b5ef-6a06-4726-a602-92f6ebb41513.jpg?v=1784886973\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3 class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eOpens the Port You Already Have\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThread this adapter into an existing metric sensor port and it hands you a standard \u003cstrong\u003e1\/8\" NPT female\u003c\/strong\u003e thread. On a \u003cstrong\u003eGM LS swap\u003c\/strong\u003e, that means running a modern oil pressure sender in the factory M16x1.5 boss, or an electric temperature gauge in the M12x1.5 cylinder head port, without drilling, tapping or replacing the housing. The male thread is straight and seals on its face, so it will not wedge or crack a cast aluminum port the way a tapered fitting can. \u003c\/p\u003e\n\u003ch3 class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eTwo Joints, Two Different Rules\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThis adapter creates two separate sealed joints, and they are sealed in opposite ways. Getting this backwards is the single most common cause of a weeping install.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe \u003cstrong\u003emetric side\u003c\/strong\u003e seals on the flat face of the \u003cstrong\u003ealuminum crush washer\u003c\/strong\u003e, not on the threads. Nothing goes on those threads except a light film of assembly lube. Thread sealant or tape here only prevents the washer from seating flat.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe \u003cstrong\u003e1\/8\" NPT side\u003c\/strong\u003e is a tapered thread that seals on thread engagement, so it does need a fuel-rated or oil-rated thread sealant. Liquid sealant is preferred over PTFE tape, since tape can shed into an oil gallery.\u003c\/p\u003e\n\u003ch3\u003e1,500 PSI Rating with Wide Temperature Range\u003c\/h3\u003e\n\u003cp\u003eBuilt from \u003cstrong\u003e6061-T6 aluminum alloy\u003c\/strong\u003e, this fitting handles up to \u003cstrong\u003e1,500 PSI maximum working pressure\u003c\/strong\u003e and operates from \u003cstrong\u003e-65°F to 250°F\u003c\/strong\u003e. Suitable for fuel systems, cooling lines, vacuum lines, and pneumatic auxiliary systems in demanding automotive applications.\u003c\/p\u003e\n\u003ch3 class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eInstalls With Hand Tools\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eNo special equipment, no port machining. Back the original sensor out, seat the new \u003cstrong\u003ecrush washer\u003c\/strong\u003e, thread the adapter in by hand until the washer contacts the boss, then bring it snug with a wrench. Because the washer is what seals, the goal is a controlled crush, not maximum torque. Overtightening splits the washer and the joint will seep. Use a fresh washer any time the adapter comes back out.\u003c\/p\u003e\n\u003ch3\u003eWhat Is In The Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Metric Male to 1\/8\" NPT Female Adapter, in the thread size you select\u003c\/li\u003e\n\u003cli\u003e1x Aluminum crush washer, sized to match\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat You Will Also Need\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eA sensor or gauge with a \u003cstrong\u003e1\/8\" NPT male\u003c\/strong\u003e thread. Browse the full range of \u003ca href=\"https:\/\/www.ievilenergy.com\/collections\/specialized-fittings-accessories\/1-8-npt\"\u003e1\/8 NPT fittings and accessories\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eOil-rated or fuel-rated liquid thread sealant for the NPT side only.\u003c\/li\u003e\n\u003cli\u003eA plug for the port if the sensor is removed later. See the \u003ca href=\"https:\/\/www.ievilenergy.com\/collections\/an-npt-plug\"\u003eNPT plug range\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eIf the build needs more take-off points, see the complete \u003ca href=\"https:\/\/www.ievilenergy.com\/collections\/npt-fittings\"\u003eEVIL ENERGY NPT fitting catalogue\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003carticle\u003e\n\u003ch2\u003eWhy Choose EVIL ENERGY Male to 1\/8 NPT?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6061-T6 Aluminum Construction:\u003c\/strong\u003e Lightweight, corrosion-resistant alloy with precision-machined male and 1\/8\" NPT female threads for a secure, leak-free connection on GM LS engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Sealing System:\u003c\/strong\u003e Aluminum washer end-face seal on the metric side plus 60-degree NPT taper seal on the port side, providing redundant leak protection at 1,500 PSI working pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Rated from -65°F to 250°F, this adapter stays reliable in extreme cold and under-hood heat for fuel pressure gauge, sensor, and pneumatic applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGM LS Series Engine Fitment:\u003c\/strong\u003e Purpose-built for GM LS engine fuel rail take-off ports, compatible with cooling, vacuum, sensor, and pneumatic auxiliary systems across oil, gas, braided fuel, clutch, and turbo lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrowse Our Full Line:\u003c\/strong\u003e Available in M12X1.25, M14X1.5, M16X1.5, and M18X1.5 thread sizes. Explore our complete range of fuel fittings, AN adapters, and braided fuel line kits for your next build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cimg alt=\"EVIL ENERGY more products\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/evil_energy_more_products.png?v=1727234077\"\u003e\u003c\/article\u003e","brand":"EVILENERGY","offers":[{"title":"M12X1.25 Male to 1\/8 NPT","offer_id":46241441546376,"sku":"EVBVP0001007","price":11.99,"currency_code":"USD","in_stock":true},{"title":"M14X1.5 Male to 1\/8 NPT","offer_id":46241441579144,"sku":"EVBVP0001009","price":11.99,"currency_code":"USD","in_stock":true},{"title":"M16X1.5 Male to 1\/8 NPT","offer_id":46241441611912,"sku":"EVBVP0001010","price":11.99,"currency_code":"USD","in_stock":true},{"title":"M18X1.5 Male to 1\/8 NPT","offer_id":46241441644680,"sku":"EVBVP0001008","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL-ENERGY-Male-Metric-to-NPT-Gauge-Port-Fuel-Pressure-Take-off-Fitting-Adapter-EVILENERGY-169941816.jpg?v=1784885676","url":"https:\/\/www.ievilenergy.com\/products\/m12x1-25mm-male-metric-to-1-8-npt-gauge-port-fuel-pressure-take-off-fitting-adapter","provider":"EVILENERGY","version":"1.0","type":"link"}