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Milwaukee · 01-26-2011, 01:29 PM

What rpm your at 60-63 mph with 3.55?

I am worry if mine is 4.10 because 2,500 rpm at 63 is too much while my old 79 F150 with 3.55 It spin 65 mph at 2,300

01-26-2011, 01:29 PM	#77 (permalink)
Milwaukee EcoModding Apprentice Join Date: May 2009 Location: Michigan Posts: 111 Thanks: 8 Thanked 5 Times in 5 Posts	What rpm your at 60-63 mph with 3.55? I am worry if mine is 4.10 because 2,500 rpm at 63 is too much while my old 79 F150 with 3.55 It spin 65 mph at 2,300