R 3500 P/U 2WD L6-292 4.8L (1987)
FIGURE 2
FIGURE 3
CHANGE TO ASSEMBLY COMPONENTS:(Figures 2 and 3)
New reverse input housing and drum assembly (605) is revised as follows:
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Smaller (round versus rectangular) feed hole in hub is 2.413 mm (.095"); was 3.85 x 5.0 mm (.151 x .197")
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Longer inner housing splines
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Check valve retainer and ball assembly removed
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New cast aluminum reverse input clutch piston (607) with 2.057 mm (.081") orifice
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Reverse input clutch waved plate (611) replaced by a "belleville" plate