Corvette tagged posts

Latest Transmission Titbit – GM 8L90

Last time I showed you some interesting facts about the ZF 9HP transmission. Today I am going to talk about the latest GM 8L90 8-speed automatic transmission, which will be used on the 2015 Corvette.

Please do not be confused with the Cadillac CTS 3.6 V6 trim’s 8-speed transmission, that one is not the 8L90. Instead GM sourced it from Aisin and it is a completely different design.

First I would like to show you the structure diagram of the 8L90. The drawing is from the patent GM filed with the US Patent and Trademark Office several years ago. As expected in a patent document, the drawing looks terribly complicated...

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Rumor: 2016 Corvette ZR1 with 785hp turbo V8

One of our industry sources mentioned to us today, the upcoming Corvette ZR1 will be equipped with a twin VGT turbocharger V8 engine, which will produce 785 horsepower.

(Below photo is the 2015 Corvette Z06, not the ZR1)




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