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PureLuck88 · 05-23-2010, 09:46 PM

you got a 454tbi , 400turbo , and 4.10 rear end gears? if so then if you lower it and put 225/60/16's on you really are not going to be able to get on the freeway. my rpm shot up to 3000rpm at 52mph

05-23-2010, 09:46 PM	#130
PureLuck88 Registered User Join Date: Feb 2010 Location: Norman, Ok Posts: 64	Re: BigRed 81 crewcab dually you got a 454tbi , 400turbo , and 4.10 rear end gears? if so then if you lower it and put 225/60/16's on you really are not going to be able to get on the freeway. my rpm shot up to 3000rpm at 52mph