ALRIGHTY!!! I will be calling my proctologist this morning!!! I was missing the all so important, and all so small part that you were talking **1980** ONLY!!!
My SINCERE apologies Demon!!!
| >
| >
| > | >
| > | >
| > | > > WRONG!!! | > | > >
| > | > > NP205's disappeared from being in all capacity and all trans | > | application | > | > >trucks in '72! NP203 cases were the | > | > > dominant case of the 70's. NP205's being mostly 1T and manual trans | > | > applications. The NP208 was an 81 or 82 | > | > > introduction with the 205 still in the HD wings. These are not | > | > absolutes... | > | > >
| > | > > The cross member is supporting the plate that joins the trans and | the | > | > t-case. Their is a 'riser' extending | > | > > from the cross member to the points where the trans and 'case mate | and | > | is | > | > matched to the 'case. THAT is where | > | > > the cross member needs to originate from...If its an NP208 'case, | get | > | the | > | > cross member from a donor vehicle | > | > > that had an NP208! | > | >
| > | > Ok you are correct, as I knew I was on the 203. It did come with a | 203 | > | Cast | > | > Iron unit.. Also the Rear driveshaft that was on it did have a slip | yoke, | > | > but now that I have the 208 I cannot use that one as the 208 has a | tail | > | > shaft, where as the 203 required the slip yoke type. I will have to | > | modify | > | > the existing rear shaft, or get a different one.. | > | >
| > | > We don't know what the T-case came out of.. | > | >
| > | > > As for whatever setup you have for a lift... If you are concerned | > | about | > | > driveline angles, drop the drive | > | > > train! Lower the trans/t-case cross member and lower the engine | mounting | > | > points! Lowering the engine mounting | > | > > points is by FAR the more difficult of the two. | > | >
| > | > We put an 8" lift on the front end. Meaning we installed taller | springs, | > | > and wedges under them the angle the differential upwards toward the | rear. | > | >
| > | > We lifted the drive line manually from underneath with a bottle jack | and | > | > 2x4's in order to get the driveline fairly even to give it a look see | and | > | to | > | > see what we were gonna need to mount it, and to at least have it | > | horizontal | > | > to the frame as it was before, and it looks like we are lacking 4" or | so. | > | > We have another 1980 4x4 UNmodified to look at the angles. | > | >
| > | > We knew going into this that we had to make Mods, we just are stuck at | the | > | > moment as to what to do short of bringing it to someone to make a | mount & | > | > crossmember. | > | >
| > | > Thsi vehicle has 38x1250x15 tires. Also this will be for Mud racing | only. | > | >
| > | > I appreciate any replies and ideas. | > | > Thank you, | > | >
| > | > Joseph | > | > >
| > | > > I am sure at least SOME of this will be corrected by a few Gurus | in | > | > this NG, but I hope I am at least | > | > > close...Doc, Gary...have at it!!! | > | > >
| > | > >
| > | > >
| > | > > | > We have a 1980 chevy 4by 4. It came with a 203 transfer case. | It | > | has | > | > a | > | > > | > turbo 350 trans. we converted it to a 208 transfer case. The | > | > transfer | > | > > | case | > | > > | > fits ok as we had to buy spacer to make it fit as the tailshaft | was | > | to | > | > > | long. | > | > > | > We had the long tail shaft put in when we had it rebuilt | > | antisipating | > | > > | > putting in the 208. | > | > > | >
| > | > > | > The problem we have now is mounting the tranfer case to the | frame. | > | > The | > | > > | > adapter is for a 704 trans. | > | > > | >
| > | > > | > Is there a crossmember that I can hunt for that will bolt up, or | do | > | we | > | > > | have | > | > > | > to have one made. | > | > > | >
| > | > > | > Also we have a 3 inch body lift on it, and a a 8inch frame lift | on | > | the | > | > > | > front, 4 in spacers on the rear.. We are concerned about the | angles | > | of | > | > the | > | > > | > driveshaft's | > | > > | >
| > | > > | > Thanks for any ideas... | > | > > | >
| > | > > | > Joseph snipped-for-privacy@cfl.rr.com | > | > > | >
| > | > > | >
| > | > > | | > | > > | | > | > >
| > | > >
| > | > >
| > | >
| > | >
| > | >
| > | >
| > | >
| > | | > | | >
| >
| |