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This Super Servo 1-2 Apply Piston Kit from Superior will improve all 700-R4, 4L60 & 4L60E Transmissions.
This Problem Solver deals with these problems: Sluggish performance when positive shift is demanded & lack of holding power in 2nd gear.
This Super Servo has the largest apply area available for the 700-R4, 35 percent more apply area than the Corvette servo, providers super positive 1-2 shift, a quicker servo release on the 4-3 downshift, positive 3-2 kick down, and an adjustable pin tip is included to set perfect band clearance.
This is great for heavy service, towing, racing and off-road applications for 700-R4 and 4L60E transmissions. The kit contains two-piece 6061-T6 billet aluminum piston set with three piece steel washerset, servo clip, servo pin extender, custom return spring and four piece Teflon sealing ring and O-ring set.
4L60/4L60-E Super Servo 4th apply Piston & Cover Kit
GM 700-R4 4L60 Transmission Superior Shift Correction Kit
This Shift Correction Kit from Superior will improve all 700-R4 & 4L60 Transmissions from 1982-1993 (excluding the electronic version: 4L60E).
This Shift Correction Kit helps eliminate the following problems: Inadequate pressure rise, burned clutches and band, erratic shift points, soft or bump upshifts, bump downshifts, raises lock-up speed and 2nd & 3rd flare up.
700-R4/200-4R Low/Reverse Boost Valve And Sleeve (Superior K020 )
* Replaces smaller diameter valve applications. * This valve will help keep the transmission in manual low to a higher MPH. * Delivers more boost pressure in manual low and manual second. * Replaces worn out O.E. valves. * Made of hardened steel to resist wear.
Will service all 700-R4 valve bodies 1981 through 1993. * This sleeve allows full throttle 3-4 up-shifts * The 4-3 detent will become less sensitive at part throttle. * The 700-R4 Up-Shift Sleeve can be installed without removing the valve body from the case.
700R4 SHIFT POINT PACKAGE
(Superior K018 )
This Problem Solver deals with these problems:
Rear end ratio changes
The Shift Point Package will service governors in the 700-R4, 400, 350, 350C, 250 and 250C.
The kit includes 6 weights and 6 springs to offer a wide range of adjustments.
This kit includes new weight pins with E-clip ends for easy adjustment.
This package is a great help when dealing with rear end ratio changes and performance applications.
This patent-pending 4L60/4L60-E/4L65-E, 3-4 Rapid Relief Valve replaces the ball capsule in the input drum with a spring-loaded ball valve to help eliminate clutch drag on the release, according to the company. It also greatly reduces centrifugal apply in high-performance applications.