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Yank SS3400 and 3.42's installed

Old 04-01-2006, 01:35 PM
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Default Yank SS3400 and 3.42's installed

When bought my Z28 it had 4.11's but was otherwise stock. The pinion was leaking like a sieve, and I didn't like 3000+ RPM on the highway, so I decided to go with a 3.42. I figured I would have to give up the nice jump off the line from the 4.11's to go to the 3.42.

I was wrong! With the Yank, the car flat out jumps out of the hole even better than before - traction is now the biggest problem (the car never used light them on the line like it does now). And the torque is unreal. From a roll, the RPM's jump instantly to the flash point. Around town, it feels just like a stocker - starts catching around 1500. After one tank, my mileage is only about .5 mpg less too (based on less than one tank, though, so I may not have lost anything). The only difference I have noticed at all from stock is that it doesn't roll off the line from a stop as hard. But that is nothing compared to how great it drives now. Track times April 29.

Thanks Yank for a great product.

-Geoff
Old 04-01-2006, 04:11 PM
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them ss3400 are a great converter for a DD sounds like you like it..
Old 04-01-2006, 04:14 PM
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The SS3400 is rated at 3400 im assuming, but what kind of flash are you getting out of the converter?
Old 04-01-2006, 04:42 PM
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Good choice on the converter and the gears, great combo. You'll get better highway mileage and be faster than before.

I'll probably stay with my 3.23 and SS3600 setup.
Old 04-02-2006, 10:38 PM
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Glad to hear that the combo worked out for you.
Old 04-03-2006, 11:21 AM
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Originally Posted by LittleSlow1
The SS3400 is rated at 3400 im assuming, but what kind of flash are you getting out of the converter?
I need to get the the scanner out and log it to see it properly. It seems to be around 3500 or so, though. I am headed out of town for the week but I will get a graph up this weekend.

-Geoff
Old 04-05-2006, 03:55 AM
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I got a question...im new to the whole torque converter thing...what is a flash point?


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