{"product_id":"katech-gen-iii-iv-ls-cnc-ported-wet-sump-oil-pump","title":"Katech Gen III\/IV LS CNC-Ported Wet Sump Oil Pump","description":"\u003ch3\u003eKatech GM Gen III \u0026amp; IV LS CNC Ported Wet Sump Oil Pump \u003c\/h3\u003e \u003cp\u003e\u003cem\u003e\u003cstrong\u003eReduced Restriction. Stable Oil Control. Built for LS Performance.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e \u003chr\u003e \u003cp\u003eThe Katech Gen III \u0026amp; IV LS CNC-Ported Wet Sump Oil Pump is built from a brand new GM LS G-rotor oil pump and precision CNC-machined at the oil inlet to reduce restriction and improve oil flow path efficiency.\u003c\/p\u003e \u003cp\u003eEach pump is carefully blueprinted and inspected to verify proper internal clearances and consistent operation. The CNC porting process refines the inlet geometry to support efficient oil supply, particularly under high RPM and load conditions where maintaining oil pressure is critical.\u003c\/p\u003e \u003cp\u003eDesigned for Gen III and Gen IV LS wet sump applications, this pump is intended for high-performance street and racing engines requiring reliable lubrication and oil control.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBrand NEW GM LS G-rotor Oil Pump\u003c\/li\u003e \u003cli\u003eCNC-Ported Oil inlet\u003c\/li\u003e \u003cli\u003eBlueprinted and Inspected\u003c\/li\u003e \u003cli\u003eDesigned for Gen III and Gen IV LS Wet Sump Applications\u003c\/li\u003e \u003cli\u003eSuitable for High-Performance Street and Race Engine Builds\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eEngine Compatibility (Wet Sump Only)\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eGen III LS (1997–2007) \u003c\/strong\u003eLS1, LS6, LQ4, LQ9\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eGen IV LS (2005–2014) \u003c\/strong\u003eLS2, LS3, L76, L92, L99, LY6, L96\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eWhy Choose Katech Engineering\u003c\/h3\u003e \u003cp\u003eKatech Engineering applies strict machining and inspection standards developed through decades of LS engine development. Each oil pump is CNC-ported and blueprinted to deliver consistent oil flow and pressure stability in high-performance applications.\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cimg src=\"..\/files\/prop-65-warning.jpg\" alt=\"\" width=\"175\"\u003e\u003c\/p\u003e \u003ch3\u003eKatech Gen III \u0026amp; Gen IV LS CNC-Ported Wet Sump Oil Pump | LS6 G-Rotor | KAT-A2390\u003c\/h3\u003e \u003ch3\u003eCNC-Ported LS6 Oil Pump for Improved Oil Flow and Pressure Stability\u003c\/h3\u003e \u003cp\u003eThe Katech Gen III \u0026amp; Gen IV LS CNC-Ported Wet Sump Oil Pump is built from a brand new GM LS6 G-rotor oil pump and precision CNC-machined at the oil inlet to improve flow path efficiency and reduce restriction. Designed for Gen III and Gen IV LS wet sump applications, each pump is prepared using controlled machining, blueprinting, and inspection procedures to help deliver more consistent oil flow and pressure stability in performance engine builds.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eProduct Highlights\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBrand new GM LS6 G-rotor oil pump\u003c\/li\u003e \u003cli\u003eCNC-ported oil inlet\u003c\/li\u003e \u003cli\u003eBlueprinted and inspected\u003c\/li\u003e \u003cli\u003eDesigned for Gen III and Gen IV LS wet sump applications\u003c\/li\u003e \u003cli\u003eSuitable for high-performance street and race engine builds\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003eStock vs. Katech CNC-Ported Oil Pump\u003c\/h3\u003e \u003cp\u003eA stock production oil pump is built for broad OEM use. The Katech CNC-Ported Wet Sump Oil Pump starts with a new GM LS6 pump, then receives CNC inlet porting, blueprinting, and inspection procedures intended to improve flow path efficiency and provide greater consistency from pump to pump. For performance LS builds, that added preparation can be an important advantage where oil control matters.\u003c\/p\u003e \u003ch3\u003eEngineering Process\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStarts with a brand new GM LS6 G-rotor oil pump\u003c\/li\u003e \u003cli\u003eCNC-porting at the oil inlet to improve the entry path into the pump\u003c\/li\u003e \u003cli\u003eBlueprinting and inspection procedures to verify internal consistency\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003eWhy Choose Katech Engineering\u003c\/h3\u003e \u003cp\u003eKatech Engineering applies strict machining and inspection standards developed through decades of LS engine development. Each oil pump is CNC-ported and blueprinted to deliver consistent oil flow and pressure stability in high-performance applications.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eRelated Katech LS Oiling Products\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eKatech Gen III \u0026amp; IV LSX High-Capacity Wet Sump Oil Pump\u003c\/li\u003e \u003cli\u003eShop All Katech Oil Pumps\u003c\/li\u003e \u003cli\u003eLS Oiling System Components\u003c\/li\u003e \u003cli\u003eLS Engine Components\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003eNeed Help Choosing the Right LS Oil Pump?\u003c\/h3\u003e  \u003chr\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003eYes. This pump starts as a brand new GM LS6 G-rotor oil pump before Katech performs its CNC-porting, blueprinting, and inspection procedures.\u003c\/p\u003e \u003cp\u003eYes. KAT-A2390 is a wet sump oil pump for Gen III and Gen IV LS applications.\u003c\/p\u003e \u003cp\u003eThe CNC-ported inlet is intended to improve flow path efficiency and reduce restriction at the pump inlet compared to an unmodified production pump.\u003c\/p\u003e \u003cp\u003eNo. This is the KAT-A2390 CNC-Ported Wet Sump Oil Pump. Katech also offers a higher-capacity wet sump pump, KAT-A6390.\u003c\/p\u003e \u003cp\u003eIt is intended for Gen III and Gen IV LS wet sump applications. Final compatibility should be confirmed for the specific engine combination.\u003c\/p\u003e","brand":"Katech","offers":[{"title":"Default Title","offer_id":47875059318940,"sku":"KAT-A2390","price":314.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/M198645335.png?v=1791736695","url":"https:\/\/daroracing.com\/products\/katech-gen-iii-iv-ls-cnc-ported-wet-sump-oil-pump","provider":"Daro Racing","version":"1.0","type":"link"}