Specifications

10
Here the rolling
chassis patiently
awaits the body to return
from the paint shop.
11
Now with the body
installed, Project
YJ is ready for the final
touches.
12
The donor
motor from the
Chevy truck included
all of the wiring and
computer to ease the
grafting into the YJ.
13
The motor fits so perfectly you have
to wonder if the factory ever saw
this coming.
14
The Atlas II comes stock with
twin shifters so the front and
rear axles can be engaged with
ease. This is done without ever
leaving the comfort of the driver’s
seat.
As featured in 4 Wheel Parts Off-Road Adventures, October / November 2000
no driveshaft modifications when using the stock transfer case.
The 700R4s usually mount to the crossmember at the tail-
housing; however, the mount moves to the adapter casting on
a V8 conversion. The holes were marked and drilled for the
double-donut mount. The adapter we used is a short casting
to mate to a 23 spline Atlas II. This casting design eliminates
the spud shaft and replaces it with a new 700R4 output shaft
with 23 splines. The 2” we saved by using the short adapter
translated into tolerable driveshaft angles for our YJ with an
extreme lift. The added adapter bolted directly to the Atlas II
using the studs supplied with the Atlas. This is, of course, an
extreme YJ and we thought a 4.3:1 low range would suffice.
Usually the 4.3:1 is too low for automatic applications. The
stock drum brakes are often insufficient in holding the vehicle
while in gear. Our YJ was to be fitted with Currie disc brake
axles,
so we continued as planned. Many aftermarket compa-