These infos complicate more that clarify the problem. !
Anyway if you want to make a car for accelaration then a CR 3.94 is better .
For me the sweet spot is to have with 5th Gear 300RPMS 100Kph .
If you have a C20XE a Longer gearbox will help crusing.
Many years ago i had an excel with all Opel gearboxes and final ratios so to simulate ( with specific tyres) the speed with different boxes . _________________ Greetings from Greece . . .
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