{"product_id":"fuel-injector-clinic-1650cc-high-z-injector-set-ls1-ls6","title":"Fuel Injector Clinic 1650cc High-Z Injector Set — LS1 \/ LS6","description":"\u003cp\u003e\u003cstrong\u003eFuel Injector Clinic 1650cc High-Z Injector Set — LS1 \/ LS6\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number: IS301-1650H\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Fuel Injector Clinic IS301-1650H is a set of eight high-impedance injectors for LS1 applications, using FIC’s application-specific drop-in configuration and factory-style electrical connector. FIC rates each injector at 1650 cc\/min and 160 lb\/hr at its standard 3-bar test pressure of 43.5 psi. At the GM OE 4-bar \/ 58 psi fuel pressure used for this application, FIC rates each injector at approximately 1900 cc\/min and 180 lb\/hr.\u003c\/p\u003e\n\u003cp\u003eFIC’s 1650cc high-impedance injector is designed to provide very high fuel capacity without requiring a low-impedance injector and separate peak-and-hold driver strategy. Fuel Injector Clinic specifically highlights the injector’s short-pulse-width control and idle behavior, making it suitable for high-output street-driven combinations when the ECU is configured with the correct injector characterization data.\u003c\/p\u003e\n\u003cp\u003eThe injector uses stainless-alloy valve construction and is compatible with pump gasoline, E85, Q16, VP Import, FTW, and other MTBE oxygenated racing fuels. FIC describes the 1650cc as its largest high-impedance injector compatible with all race fuels.\u003c\/p\u003e\n\u003cp\u003eEach injector is individually serial numbered and matched using Fuel Injector Clinic’s Data Match Technology. The supplied Data Match Sheet provides measured matching results and latency information, and FIC makes plug-and-play GM ECU data available through its technical-data library.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSet of eight Fuel Injector Clinic high-impedance injectors\u003c\/li\u003e\n\u003cli\u003eApplication-specific drop-in fitment for LS1 applications\u003c\/li\u003e\n\u003cli\u003e1650 cc\/min per injector at 43.5 psi \/ 3 bar\u003c\/li\u003e\n\u003cli\u003e160 lb\/hr per injector at 43.5 psi \/ 3 bar\u003c\/li\u003e\n\u003cli\u003eApproximately 1900 cc\/min per injector at GM OE 58 psi \/ 4 bar fuel pressure\u003c\/li\u003e\n\u003cli\u003e180 lb\/hr per injector at GM OE 58 psi \/ 4 bar fuel pressure\u003c\/li\u003e\n\u003cli\u003eSaturated \/ high-impedance electrical design\u003c\/li\u003e\n\u003cli\u003eFactory-style electrical connector with no plug conversion required\u003c\/li\u003e\n\u003cli\u003eStainless-alloy valve construction\u003c\/li\u003e\n\u003cli\u003eCompatible with pump gasoline, E85, Q16, VP Import, FTW, and other MTBE oxygenated race fuels\u003c\/li\u003e\n\u003cli\u003eFuel Injector Clinic Data Match Technology\u003c\/li\u003e\n\u003cli\u003eEach injector individually serial numbered\u003c\/li\u003e\n\u003cli\u003eMatched flow and latency information supplied on the Data Match Sheet\u003c\/li\u003e\n\u003cli\u003ePlug-and-play GM ECU injector data available from Fuel Injector Clinic\u003c\/li\u003e\n\u003cli\u003eShort-pulse-width control intended to support stable idle and street drivability with correct ECU data\u003c\/li\u003e\n\u003cli\u003eAll O-rings required for the listed factory application included\u003c\/li\u003e\n\u003cli\u003eFuel Injector Clinic lifetime warranty against defects in original manufacture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEight Fuel Injector Clinic 1650cc high-impedance injectors\u003c\/li\u003e\n\u003cli\u003eApplication-specific upper and lower O-rings for the listed factory installation\u003c\/li\u003e\n\u003cli\u003eIndividual injector serial numbers\u003c\/li\u003e\n\u003cli\u003eFuel Injector Clinic Data Match Sheet with matching and latency information\u003c\/li\u003e\n\u003cli\u003eAccess to applicable Fuel Injector Clinic GM ECU injector data\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlow and Test Conditions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal injector size: 1650 cc\/min\u003c\/li\u003e\n\u003cli\u003eFlow at 43.5 psi \/ 3 bar: 1650 cc\/min per injector\u003c\/li\u003e\n\u003cli\u003eMass flow at 43.5 psi \/ 3 bar: 160 lb\/hr per injector\u003c\/li\u003e\n\u003cli\u003eFlow at GM OE 58 psi \/ 4 bar: approximately 1900 cc\/min per injector\u003c\/li\u003e\n\u003cli\u003eMass flow at GM OE 58 psi \/ 4 bar: 180 lb\/hr per injector\u003c\/li\u003e\n\u003cli\u003eFIC rating test temperature: 90°F fuel temperature\u003c\/li\u003e\n\u003cli\u003eFIC calibration fluid: CF-16B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical and Mechanical Configuration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInjector type: saturated \/ high impedance\u003c\/li\u003e\n\u003cli\u003eQuantity: eight injectors\u003c\/li\u003e\n\u003cli\u003eElectrical connector: factory-style connector for the listed application; no plug conversion required\u003c\/li\u003e\n\u003cli\u003eValve construction: stainless alloy\u003c\/li\u003e\n\u003cli\u003eFitment: application-specific LS1 drop-in configuration\u003c\/li\u003e\n\u003cli\u003eApplication-specific O-rings are included\u003c\/li\u003e\n\u003cli\u003eExact injector body length and connector-family designation are not published on FIC’s current product page\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFuel Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePump gasoline\u003c\/li\u003e\n\u003cli\u003eE85\u003c\/li\u003e\n\u003cli\u003eQ16\u003c\/li\u003e\n\u003cli\u003eVP Import\u003c\/li\u003e\n\u003cli\u003eFTW\u003c\/li\u003e\n\u003cli\u003eOther MTBE oxygenated racing fuels identified as compatible by Fuel Injector Clinic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInjector Matching and ECU Data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMatched using Fuel Injector Clinic Data Match Technology\u003c\/li\u003e\n\u003cli\u003eEach injector individually serial numbered\u003c\/li\u003e\n\u003cli\u003eData Match Sheet supplied with measured matching results and latency information\u003c\/li\u003e\n\u003cli\u003ePlug-and-play GM ECU injector data available from Fuel Injector Clinic\u003c\/li\u003e\n\u003cli\u003eCorrect injector characterization must be entered into the ECU for proper fueling, idle quality, transient response, and drivability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFuel Injector Clinic lists IS301-1650H for LS1 engines and catalogs the application within its LS1 \/ LS6 injector family. Confirm the intake manifold, fuel rail, and injector configuration before ordering when the engine uses non-factory induction components.\u003c\/li\u003e\n\u003cli\u003eThe 1650cc rating is measured at 43.5 psi \/ 3 bar. The same injector flows approximately 1900 cc\/min and 180 lb\/hr at the application’s OE 58 psi \/ 4 bar fuel pressure.\u003c\/li\u003e\n\u003cli\u003eInjector flow changes with differential fuel pressure. Fuel-system sizing should be based on actual regulated differential pressure and fuel type rather than the nominal 1650cc designation alone.\u003c\/li\u003e\n\u003cli\u003eThese injectors require appropriate ECU injector characterization. Use the FIC-supplied flow, latency, and characterization data rather than generic injector values.\u003c\/li\u003e\n\u003cli\u003eFuel pumps, fuel-pressure regulator, fuel rails, filters, lines, wiring, ECU configuration, and other fuel-system components are not included.\u003c\/li\u003e\n\u003cli\u003eFIC supplies the O-rings required for the listed factory application. Aftermarket rails, intake manifolds, or unusual injector mounting arrangements may require different seals, spacers, or fitment hardware.\u003c\/li\u003e\n\u003cli\u003eThis product is a port-fuel-injector set and is not a direct-injection injector replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEmissions and Competition-Use Notice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePerformance fuel-system modifications may affect vehicle emissions compliance and road-use legality. The purchaser and installer are responsible for determining that the completed vehicle complies with all applicable emissions, registration, fuel-system, and competition-use requirements.\u003c\/em\u003e\u003c\/p\u003e","brand":"Fuel Injector Clinic","offers":[{"title":"Default Title","offer_id":46289742856249,"sku":null,"price":1623.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/8512\/9017\/files\/IS301-1650H.webp?v=1786208439","url":"https:\/\/rad-power.com\/products\/fuel-injector-clinic-1650cc-high-z-injector-set-ls1-ls6","provider":"RAD","version":"1.0","type":"link"}