My street car 500" 590tq 511hp ran 12.10 with 3.70 gears. Couldn't stand 8mpg! Switched to 3.08 and still ran 12.30. Big torque down low doesn't care much about gear. Speed up from 110 to 112! 64 sig car loves 4.89, might try 5.13. Different animal.

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The little old lady from Pasadena is back!