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Old 10-27-2007, 12:48 AM   #22
kevinr1970
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Join Date: Aug 2004
Location: Everett, WA
Posts: 2,316
Re: Chevy Sport Truck questions

Quote:
Originally Posted by bigtruck81 View Post
on another note... the 454 trucks got the TH400(1990) or 4L80E(1991+), and a 14 bolt semi floating 5 lug rear end (specific to this truck) where the Sports got the 8.5" 10 bolt, and a 700/4L60/4L60E
I never realized the 454SS trucks came with an OD tranny.
Did they survive?
Did they make much of a difference on the mileage?
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