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HELP! I'm having second thoughts on current set up.

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07-20-2015, 10:25 PM

#11

lowbucktrucks

Registered User

Join Date: Dec 2014

Location: Buck creek, sc

Posts: 90

Re: HELP! I'm having second thoughts on current set up.

Quote:

Originally Posted by CST10

Actually it gets about 13 mpg with the hei installed. 3:73 rear gear kills the gas mileage. My 462 CI BB gets 12 with a 3:07 rear gear.

Keep or trick out the 6, but add an overdrive trans such as a nv3500 or 700r4 or even a 200r4. that would keep 6 but improve mileage and hiway manners.
Almost like having a 2.6 rear gear.

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