What Gears did 89 RS 2.8's come with????
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my 89 firebird had 3.42's...i think stick had a different gear set though..
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89 RS
305 TPI...
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2.8 s/c'd firebird
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89 RS
305 TPI...
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2.8 s/c'd firebird
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Car: 85' Firebird (Project), 92' RS
Engine: 2.8L, LS1
Transmission: 700R4, 4L60E
Axle/Gears: 3.42 Open , 10 Bolt (ukn)
Fast RS, find your RPO code sheet, and deocde it on the site. it'll give you your rear end ratio.
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