{"product_id":"4l60e-4l65e-4l70e-300mm-ls-night-stalker-16-2-200-rpm-lock-up-gm-torque-converter-part-number-49451","title":"4L60E 4L65E 4L70E 300mm LS Night Stalker 16-2,200 RPM Lock Up GM Torque Converter Part Number 49451","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eNight Stalker Series Torque Converter – GM 4L60E \/ 4L65E \/ 4L70E (Part #49451)\u003c\/h2\u003e \u003cp\u003eUpgrade your drivetrain reliability and performance with our heavy-duty Night Stalker Series Torque Converter. Specifically engineered for LS type engines paired with 4L60E, 4L65E, and 4L70E transmissions (1998 \u0026amp; Up), this extreme-duty converter provides durable power transfer and optimal performance under high stress conditions. Manufactured to stringent quality standards, this is the drop-in solution for your dedicated build.\u003c\/p\u003e \u003ch3\u003ePerformance \u0026amp; Build Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Night Stalker Series\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 49451\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e LS Type Engines (2-step input shaft, 1998 \u0026amp; Up)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTorque Converter Size:\u003c\/strong\u003e 300mm (Factory 12-inch Core)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStall Range:\u003c\/strong\u003e 1,600 - 2,200 RPM\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImpeller Hub:\u003c\/strong\u003e Hardened Chrome Moly\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Torrington Style Incased Bearings\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInput Shaft:\u003c\/strong\u003e 30 Spline Input Shaft\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStator:\u003c\/strong\u003e Modified Heavy Duty Stator with Anti-Balloon Plates\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCrank Pilot:\u003c\/strong\u003e Factory 1.703 inch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt Size:\u003c\/strong\u003e 10MM X 1.5 Pitch Class 10\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Welded Fins or Furnace Brazed (4 Corner tac)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eExtreme Duty Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExtreme Duty Lock Up Clutch for efficiency.\u003c\/li\u003e \u003cli\u003eQuality Inspections performed at Every Step of manufacturing.\u003c\/li\u003e \u003cli\u003eLeak \u0026amp; Pressure Tested before shipment.\u003c\/li\u003e \u003cli\u003eDigitally Balanced for smooth operation and extended life.\u003c\/li\u003e \u003cli\u003eMade in the USA construction ensures superior durability.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eInstallation Guidance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eUse Type F Transmission Fluid for optimal performance in this conversion.\u003c\/li\u003e \u003cli\u003eAlways utilize an additional transmission cooler to manage heat build-up during high performance runs.\u003c\/li\u003e \u003cli\u003eApply Blue Loctite sealant to ensure maximum bond strength on drain plugs and fasteners.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eImportant Notes\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAll advertised stall ranges are based on a specific vehicle setup and may vary depending on your build. Please contact us for personalized consultation regarding your application.\u003c\/li\u003e \u003cli\u003eFor applications involving upgraded intake, heads, headers, exhaust, cam profiles, or gearing, we recommend upgrading to the \"Street Bandit Series.\"\u003c\/li\u003e \u003cli\u003eIf you are utilizing power adders such as Nitrous Oxide (NOS), Turbocharger(s), Supercharger, or Trans Brake setups, the \"Out Law Series\" is recommended for maximum reliability.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eContact us directly at 888-267-7464 with any questions or to discuss your specific setup.\u003c\/strong\u003e\u003c\/p\u003e \u003cp class=\"disclaimer\"\u003eWarning: Cancer and Reproductive Harm - www.P65warning.ca.gov\u003c\/p\u003e","brand":"Boss Hogg","offers":[{"title":"Default Title","offer_id":52064193315062,"sku":"49451","price":390.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/7261\/9766\/files\/49450b-scaled-1_1949187c-44cb-4d8e-ab7b-6cba5af6ac0a.png?v=1793210135","url":"https:\/\/bosshogtorqueconverters.com\/products\/4l60e-4l65e-4l70e-300mm-ls-night-stalker-16-2-200-rpm-lock-up-gm-torque-converter-part-number-49451","provider":"Boss Hog Torque Converters","version":"1.0","type":"link"}