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Re: [GMCnet] 6.5 swap progress [message #263862 is a reply to message #263859] Thu, 09 October 2014 17:18 Go to previous messageGo to previous message
Bruce Hart is currently offline  Bruce Hart   United States
Messages: 1500
Registered: October 2011
Location: La Grange, Wyoming
Karma:
Senior Member
goog job, Hal. Doesn't look anything like the front frame you got from
Larry C.

On Thu, Oct 9, 2014 at 3:36 PM, Hal StClair
wrote:

> The transfer case is a B/W unit used on later model Revcons with 454 GM
> engine so is a proven piece. The NP205 I sourced would have been an option
> also but I found this one on CL for $100. I was able to make the adapter
> with a piece of 1" aluminum and a little change to the original TH400 to B/W
> case adapter.
> The differential has 3.73 gears but the B/W T Case has 1.1 to 1 gears
> which can be reversed easily. That translates into a 4.10 or 3.36. With the
> case
> at 4.1 and a 25% overdrive in the trans I should be at 3.08. I am running
> 215/85/16 tires which drops the effective ratio about 3.8% to 2.96 which be
> close to ideal (I hope).
> I already have the Manny one ton and I don't think I'll try playing with
> the geometry at all. I wouldn't mind moving the upper arm mounting points up
> a little but that'll have to wait.
> The interior protrusion looks to be about 4" high and 20" long. I thought
> I could get the engine further forward but even after reworking the oil pan
> I was only able to pick up about an inch. It shouldn't be a problem but I
> had hoped for less.
> Thanks for the interest, Hal
> --
> 1977 Royale 101348,
>
> 1977 Royale 101586,
>
> 1974 Eagle Bus 45',w/slideout
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>



--
Bruce Hart
1976 Palm Beach
Milliken, Co
GMC=Got More Class
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Bruce Hart 1976 Palm Beach 1977 28' Kingsley La Grange, Wyoming
 
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