| Re: [GMCnet] Powerglide [message #230680] |
Thu, 21 November 2013 11:26 |
rallymaster
Messages: 662
Registered: February 2004
Location: North Plains, ORYGUN
Karma:
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Senior Member |
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And I was really annoyed when we were passed on a hill by a kid on a
bicycle. Kid, that's someone under 30 or 40.
Maybe I need a sticker that says "Life is not about the hill climbing
speed, either".
RonC
On Wed, 20 Nov 2013 23:29:47 -0800 Howard Nielsen <hnielsen2@cox.net>
writes:
> Terry
> I run 3:70's in the final drive pulls the grades very well.
> First time coming out of Denver on I-70 west bound up to the
> Eisenhower tunnel I think I could have walked faster.
> The Eisenhower tunnel is at just over 10,000 feet.
> We had stock 3:07 with a messed up Rochester carb.
> Next trip 3:70 and Howell TBI up to the tunnel at 55 MPH.
> As for gas mileage I can't tell the difference.
> I think it's about the same?
> As the bumper sticker reads "Life is not about the MPG's"
> Thanks
> Howard
> Alpine Ca
> 74 Canyon Lands
> Not quite stock.
>
> All is well with my Lord
>
>
>
> > On Nov 20, 2013, at 22:08, Terry <mrbullitt@verizon.net> wrote:
> >
> >
> >
> > I'm pretty sure the PO did not change the diff, so it probably has
> the 3.07 in there. Don't the 3.70s cut the mileage a little? I like
> the low RPM torque of the 455 and it's quiet going down the road.
> When I get it raised up again I will look for the tag on the cover
> (if it has one). I was hoping for a governor modification or
> possibly a fluid additive. I've used the Lucas ATF additive in Fords
> and Chryslers with surprisingly good results in increased power
> transfer and shift timing improvement. It also slowed down a leak at
> the shift shaft where the seal was stiff from an exhaust leak
> heating it up. Haven't needed to try it in any GM transmissions
> yet.
> > --
> > Terry Kelpien
> > 73 Glacier 260
> > Smithfield, Va.
> > _______________________________________________
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Ron & Linda Clark
1978 Eleganza II
North Plains, ORYGUN
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Ron & Linda Clark
North Plains, ORYGUN
78 Eleganza II
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