Sonnax tcc regulator valve reamer Aug 21, 2013 · Sonnax TCC regulator valve kit 104740-46K restores proper valve function resulting in proper TCC apply. Fits GM 6L45, 6L50, 6L80, 6L90 transmissions. Fully compatible with '95-later with PWM/EC3 (electronically controlled capacity clutch) control. This is a primary cause for TCC-related slip code P1870 and overheated Sep 30, 2005 · Correction: Recover hydraulic control and renew TCC performance by installing Sonnax drop-in TCC regulator valve kit. This reamer is specially designed for use with our TCC regulator valve kits 77754-03K and 77754-04K. SunCoast Performance SC-77754-04K Sonnax TCC regulator and isolator valve kit for GM 4L60-E, 4L65-E, and 4L70-E transmissions. I'd like to ream out the TCC bore and repair it with the sleeve so that it will continue to operate as a PWM valve. Sep 16, 2025 · Sonnax Part No. Product Description Sonnax Tool 77754-R2 This is a new reamer to use with Sonnax TCC regulator valve upgrade (77754-04K) for GM's 4L60E/4L65E/4L70E automatic transmission. Mar 21, 2013 · This Kit Includes: · Isolator Valve · Spring · Regulator Valve · Regulator Sleeve Any application, including '98-later EC3 units Severe wear of the TCC regulator valve bore caused by oscillation of the OE valve allows regulated converter apply pressure to exhaust. This Reamer Is Specially Designed For Use With Sonnax TCC Regulator Valve Kits 77754-03K And/or 77754-04K. This reamer allows the installation of our re-designed TCC regulator sleeve and valve and requires only cutting oil and a speed handle. Cores must be drained of internal fluids. Sonnax reaming tool kit F-105740-TL16 and VB-FIX are required for this operation. The high-quality Sonnax parts in each Sure Cure kit repair worn areas and protect the transmission against future damage. This Reamer Allows The Installation Of Sonnax Re-designed TCC Regulator Sleeve And Valve And Requires Only Cutting Oil And A Speed Handle. Sep 30, 2005 · Correction: Ream to restore the bore and install Sonnax oversized TCC regulator valve kit to restore proper valve function. Expertly crafted for precision and durability, the Sonnax (77754-R2) Reamer is an essential tool for servicing your vehicle's TCC Reg & Isolator Valve. Sep 14, 2020 · Has anyone purchased the Sonnax TCC reamer and alignment fixture for the 4L60E? Total cost looks like it's around $275-300US for both. Sep 16, 2025 · Reconditioning the bore and installing Sonnax TCC regulator and isolator valve kit 77754-04K restores normal TCC operation by restablishing the hydraulic integrity of this circuit. See the Part Selection and Reaming Options Instruction sheet to determine which combined Sonnax parts and tool kits will repair your GM 4L60-E PWM and Non-PWM valve body. No returns on tool purchases! Reconditioning the bore and installing Sonnax oversized TCC regulator valve kit 92835-25K restores proper hydraulic control and prevents future wear by utilizing upgraded materials and minimum clearances. com). Sonnax TCC valve reamers are designed to help you repair and recondition your automatic transmission torque converter clutch (TCC). sonnax. Jun 6, 2018 · Sure Cure components are the same Sonnax parts sold individually to resolve common valve body complaints as well as other transmission problems. Sep 30, 2005 · See the Part Selection and Reaming Options Instruction sheet to determine which combined Sonnax parts and tool kits will repair your GM 4L60-E PWM and Non-PWM valve body. Ream the TCC regulator/boost valve bore (for reaming instructions/reamer care, please visit www. Restores hydraulic integrity, fixes P1870 slip codes, prevents overheated converters, and improves TCC performance with wear-resistant aluminum components. . The reamer also features a depth stop to prevent over boring. The Reamer Also Features A Depth Stop To Prevent Over Boring. Cores must exhibit normal wear and tear conditions. No returns on tool purchases! SunCoast Performance SC-77754-04K Sonnax TCC regulator and isolator valve kit for GM 4L60-E, 4L65-E, and 4L70-E transmissions. This is a new reamer to use with Sonnax TCC regulator valve upgrade (77754-04K) for GM's 4L60E/4L65E/4L70E automatic transmission. I've got two transmissions, one I'll rebuild 4L60-E application. Designed with the quality and expertise that professionals trust, this reamer ensures a smooth, efficient process when maintaining your transmission system. 77754-R2. A garbage bag will suffice. They offer models specifically designed for non- and remanufactured, as well as non- and PWM valve bodies. liglj ibviu fxxqc slg deahd oglqpurp isusdxs fjyj evaecy mefn bblm ehrkl pbbai rohkrkr khbup