1990 GMC B-Series Timing Gears, Chains & Covers
Select Your Submodel
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Genuine® - Timing Chain Tensioner$87.06 + Save an extra $5.60 with iD FastTrack -
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Dorman® - OE Solutions™ Steel Timing Chain Cover$39.59 + Save an extra $2.00 with iD FastTrack -
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- Genuine® - Crankshaft Sprocket$30.55 + Save an extra $1.50 with iD FastTrack
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- ITM Engine® - Timing Chain$15.89
