C10 GEARS?

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BURNOUT

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Location
NY
First Name
HAROLD
Truck Year
85
Truck Model
C10
Engine Size
305
Hello again. Looking for info on gear ratio for my 86 C10. I have a stock 305 with 700R4 tranny. Has 2.73 gears now. Am thinking about 3.42 or 3.55. I like to do some burnouts and donuts. Also my daily during the summer. Not a lot of highway driving but frequently. Running 275/60/15 tires. Will there be much difference between them for doing burnouts and the speed limit? Thanks much
 

Keith Seymore

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Motor City
First Name
Keith Seymore
Truck Year
1987
Truck Model
R10
Engine Size
4.3L
I usually do 3.73:1 with overdrive trans; 3.42:1 with non overdrive.

K
 

TotalyHucked

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Auburn, Georgia
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Zach
Truck Year
1985
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Sierra 1500
Engine Size
5.3
With a 700R4, I'd even go 3.73. With the OD, you'll still be able to comfortably run 70 and you'll have alot more grunt over a 3.42 or 3.55
 

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