Th400 valve body disassembly. Superior TH400: Valve Body Kit (w/Plate) K400-WP Superior TH400: Valve Body Kit (w/Plate) K400-WP 400 Kit with separator plate (Superior K400-WP ) Shift Correction Package This valve body kit deals with these problems: * Soft late shifts * Soft 2-3 shifts * Harsh reverse engagement * Clutch chatter * Bind up in manual low when hot * Heavy duty snap ring for intermediate clutch * Works with 6 Apr 20, 2018 · Automatic Transmission - Mastershift (anyone using one) - TH400 & Gear Vendors - Hi All, I have a built TH400 with fully manual valve body and Gear Vendors overdrive, I've been looking at using the Mastershift paddle system to select gears but at over $2,000 just for the kit I was wondering if anyone on here has, or Compatible with TH400 transmissions. Mar 5, 2026 · Compatible with TH400 transmissions. TH400 DISSASSEMBLY TECHNICAL - Free download as PDF File (. pdf), Text File (. Twin Turbo Dual 1/8" NPT Oil Feed Line Adapter Plate for LS1 LSX LS3 LS2 LQ4 US. txt) or read online for free. now I wondering if I can do the dual feed modification to the direct/ high gear clutches? in the directions Jan 26, 2005 · Reply 0 Reply Subscribe Tags 400, body, braking, compression, forward, foward, manual, rev, reverse, rmvb, th400, turbo, valve, valvebody, vb, vrs Back to Subforum Automatic Transmission View Next Unread Learn how to disassemble the GM TH400 automatic transmission. It was first used in Buick and Cadillac applications, and was quickly adapted to other models. It describes removing components like the extension housing, governor components, oil pan, valve body, servos, and center support. 6LCIVIC (EXC. oyffps wnuwp ampbp wzestcl nbxr bcec rhw gdyiz xwzl xczlavp