GMC Sierra C/K 1500 Forum : “I've got a 1990 GMC Sierra ST 5.7l and I can't find any info on it online or els...”

Sean4003

05/14/2009, 8:56PM

About: GMC Sierra C/K 1500

I've got a 1990 GMC Sierra ST 5.7l and I can't find any info on it online or elsewhere. Info such as stock HP/TQ things like that.

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