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82 GT · 02-28-2001, 08:03 PM

How do I find out what gear ratio I have if the RPM's are 2000 in 5th gear and the speed is 80mph? The tires are 222/60R15

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'82 GT 351W,BBK shorties,
Comp Cam,edelbrock intake
625 cfm carter carb. c-4 tranny w/ pro stick shifter. 4 core radiator
Mallory distributor. 3:27
.........................

02-28-2001, 08:03 PM	#1
82 GT Import Slayer Join Date: May 1999 Posts: 2,241	what ratio is this? How do I find out what gear ratio I have if the RPM's are 2000 in 5th gear and the speed is 80mph? The tires are 222/60R15 ------------------ '82 GT 351W,BBK shorties, Comp Cam,edelbrock intake 625 cfm carter carb. c-4 tranny w/ pro stick shifter. 4 core radiator Mallory distributor. 3:27 .........................