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Old 07-07-2007, 11:51 AM
Greg Gordon Greg Gordon is offline
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Join Date: May 2004
Posts: 2,200
There are three big differences in GTV6s for performance purposes.

1. The 1982 and 1983 cars have the 3.42 diff. All others have the 4.10 diff. They messed around with the other gears a bit, but the 1986 is the only one that has its ratios, they are exactly the same as Milano 2.5 ratios. That 3.42 diff is great if you have A LOT of power, otherwise it slows the car down quite a bit.

2. The post 1985.5 cars have the weaker rear torsion bar mounts and removable crossmember. They also have shorter torsion bars.

3. The post 1985.5 cars have the isostatic shift linkage. It has 10 times the complexity of the old linkage and about a 5% improvement.
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