GM 200-4R Valve Body Layout
Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. Each layout:
Displays an exploded view location guide for individual valve trains
Identifies symptoms and recommended solutions for quality rebuilds
Provides active links to view specific part details
Lists any tools/fixtures required for part installation
Illustrates correct part orientation
more than 40 layouts to choose from, these convenient, go-to reference guides are valuable resources for any shop.
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Material: Bimetal, PTFE-lined
Bushing Style: Precision
Helps cure: Lost or damaged component
Helps cure: Low base line pressure
Helps cure: Low throttle pressure
Low line pressure
27 External Splines, Heat Treated
In 200-4R applications, this kit can only be used in the 3-4 accumulator location.
Helps cure: Poor shift quality
Burnt clutches & bands
Helps cure: Erratic line pressure
Low line rise
Excess pump noise
3-4 Clutch failure
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