This listing is for a genuine custom built 700R4 4L60E 245mm Stall Converter with LOCKUP Clutch If you prefer to omit LockUp; Please let us know and we will build the unit without a clutch. Known in the industry as a 9 1/2" or 10" STALL Torque Converter This is for use with the 30 spline 298mm-style Input Shaft only. These are commonly found in the LT1 applications. Please note that this listing is not compatible with LS applications. Please see our Torque Converter Category for such applications. Message us if you have any questions and we will gladly assist. This Converter will be CUSTOM built based on your cars specifications. So what do we need to know? Engine Size Horse Power and Torque (preferably to the flex plate) Cam Specs Vehicle Application for weight Tire Size and Final Gear Ratio That will do it and you will be pleased your new converter. IF YOUR ENGINE IS BLUE PRINTED AND BALANCED, PLEASE MESSAGE US OR NOTE THIS IN YOUR SALES ORDER. Please be advised that all STALL Converters make excess heat and an external transmission cooler is a must to keep your transmission temperature down in a safe operating temperature. We will make you very happy! 2800-3000 STALL 9 1/2 INCH HIGH PERFORMANCE TORQUE CONVERTER (OTHER STALL SPEEDS AVAILABLE) THIS CONVERTER FEATURES: CHROMEMOLY FLANGED HARDENED STEEL HUB, ALL FINS COMPLETELY HAND BRAZED TIGGED, 2 BRAND NEW TORRINGTON BEARINGS AND A HIGH CARBON LOCKUP CLUTCH. NO CORE CHARGE. ACTUAL STALL SPEED WILL DEPEND ON YOUR VEHICLES HP AND TORQUE PLEASE BE AS ACCURATE AS POSSIBLE WITH OUR TECH TO ENSURE PROPER STALL SPEED. NOT INTENDED FOR NOS AND/OR BLOWN APPLICATIONS. PLEASE ASK ABOUT THIS APPLICATION WE WILL TAKE YOU DOWN THE RIGHT TRACK!