Heat treat processes and hardening are being performed to exact new process gear specifications as dictated by the original oem np205 drawings. The new gear sets are manufactured to high tolerances using 8620 alloy standard to the gear industry. Selling an unused wms 203/205 doubler kit.
Project Superburb NP 203/205 Doubler Classic cars
Now, i have seen, owned, and used a conversion kit that allowed you to replace a 700r4 with a th350 and stay same length, it was a 4 spacer that mated between the th350 and the stock 700r4/208 adapter, however it used a shirttail.
The kit with the np203 will add 5.75″ for the 203 portion and 3″ for the 205 adapters.
Np203 & np205 = 3.92 : If your willing to pay that much for a used transfer case you deserve to get ripped off. Np208 & np205 = 5.3312 : This kit provides shifters to shift the np203 range box and np205 transfer case.
Drain all oil from np203 into a container and discard/recycle where safe.
The np205 lomax gear/case kit comes with a new case, cover, and five full gearsets. The 10 spline 205 would need to be converted to a 31 spline, with our conversion bearing and a 31 spline ford 205 input. The basic doubler kit is intended for the do it yourself user and includes all the parts necessary to mate your 203 gearbox and your np205 transfer case. While the newer round bolt pattern of the gm np205, with the long input gear, is 5.25″.
You can now add black anodized billet aluminum shift knobs with either the standard.
Np203 & low max np205 = 6 : But the 3 stick setup could be sweet. To build a doubler for $1600+ the kit would have to cost $1000 then a used 203 for $200+ and a used 205 for $200+ and the shifters for $200+. Remove np203 from transmission if necessary step 2:
This kit is designed for modified np205's that use one shifter to shift high and low range and one shifter to shift front wheel drive, rear wheel drive or 4wd.
I never cleaned my 203 up to see what it would take to mate the 205 behind it. Here are the #'s for you to see what you will get depend on the route you take. Add a 2.01 to 1 gear reduction to your np205 or dana 300 gear drive case. Np203 to np205 adapters to double you low range.
Cable shifter triple, northwest fabworks eco/black box, titan.
$400 shipped to your door via fedex. Ad interior accessories, exterior accessories, performance parts, custom wheels & tires I make it for the ford transfer cases with 31 spline inputs. These parts are a splined and heat treated adapter shaft to install in your 203 range box, a new heavy duty adapter housing, and the necessary gaskets, seals and hardware, an oil fill and.
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This set up could also work in front of many aluminum cases as well. Drive train parts • np 435 short shaft kits • one of a kind custom adapters. The th400 adapter shown below has been sold. Buy 203 kit on ebay.
Plus a donor shaft, or a $50 core charge.
With a new 8620 billet output shaft for the 203, $640. Key parts of which are commonly and cheaply available, as are rebuild parts anywhere in the country. I do offer the np203 to dana 300 adapter for lighter and lower powered 4×4’s…. Any 203 to a ford np205.
The dana300 kit is 3.25″ in length.
It just seemed easier to bolt the 205 up and look into a lomax kit later on. We are working on a np208 doubler, it will be about a year from now before they are available. $450 for the shaft and the adapter. The np 203 to np 205 adapter is the main adapter i build.
2016 f250 6.7 psd stock(tow rig/dd)
The 203/205 version has roughly 3/4 of stick out from back of tranny case, and 208 version is 3 or so roughly. Installation manual for your np203/np205 adapter kit step 1: $789 for $200 more i can have a lomax kit. Np231 to ford np205 diy doubler kit.
Saving money or saving time.
Includes the adapter (clocked so the 205 is flat on the bottom), cover/plug, 31 spline intermediate shaft, 31 spline 205 input shaft, and baggy of hardware. Np205 stud kit for mounting face, gm or ford six bolt round pattern, includes studs, washers and lock nuts. Junk yards can be your best friend, if you like building things and have a limited budget. For the gm 205, the 205 needs to be the th400 version case, with the big bearing input (32 spline).
My 205 is homemade twin sticked and i'm air shifting the doubler.
I checked into the clockrings and shafts needed to make a doubler. This not only saves you about 4 inches in length, but also gives you a stronger shaft and stronger splines.
