Vanagon L4-1588cc 1.6L DSL SOHC (1983)
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Lubricate bearings with transmission oil and tighten retaining ring
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Turn pinion shaft in both directions about 15-20 times
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Turn further and check turning torque:
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New bearings -- up to 210 Ncm (180 in lb)
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Used bearings (run at least 30 miles) -- up to 70 Ncm (61 in lb)
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Check for rock at end of pinion. There must not be any detectable movement. If there is, replace tapered roller bearing
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Press 1st/2nd synchronizer rings onto gear by hand and measure gap (a) with feeler gauge
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a = New part 1.3-1.9 mm (0.051-0.075 in)
Wear limit 0.5 mm (0.020 in)