Advance Adapters 50-2707 User Manual

Kit consists of: no. qty part no. description

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ADVANCE ADAPTERS INC.

P/N: 50-2707

P.O. Box 247, 4320 Aerotech Center Way

New Item: (10/96)

Paso Robles, CA 93447

PAGE 1 OF 2

Telephone: (800) 350-2223

Fax: (805) 238-4201

Page Rev. Date:

04-30-10

SPECIAL NOTE:

The components packaged in this kit have been assembled and machined for specific type of conversions. Modifications to any of the components will

void any possible warranty or return privileges. If you do not fully understand modifications or changes that will be required to complete your conversion, we strongly recommend
that you contact our sales department for more information. This instruction sheet is only to be used for the assembly of Advance Adapter components. We recommend that a
service manual pertaining to your vehicle be obtained for specific torque values, wiring diagrams and other related equipment. These manuals are normally available at automotive
dealerships and parts stores.

KIT CONSISTS OF:
No.

Qty

Part No.

Description

TH350 TO BRONCO DANA 20 TRANSFER CASE

1.

1

51-0209

CASTING - NV4500 TO BRONCO DANA 20

2.

1

51-6800

THIN CASTING - TH350 TO JEEP NEW PROCESS

3.

1

52-0209

SPUD SHAFT - NV4500/BRONCO DANA 20

4.

1

52-6801

SHAFT - TH350 TO 23 SPLINE

5.

1

715541

SHIFTER LINKAGE BRACKET

6.

1

716062

GM TH350 BUSHING

7.

1

716223

BEARING RETAINER

8.

1

716312

BEARING

9.

1

716455

SNAP RING

10.

1

716511

"O" RING

11.

1

716513

T/C GASKET

12.

1

716517

GASKET- NP208 T/C

13.

1

716713

SEAL

14.

1

716714

O-RING FOR INDEX RETAINER

15.

4

723729

S.H.C.S. 3/8-16 X 1-3/4

16.

6

723701

NUT 3/8"-16 PLATED

17.

6

723704

LOCK WASHER 3/8" PLATED

18.

6

723711

STUD BOLT 3/8"-16 x 2" LG

19.

6

723740

H.H.C.S. 3/8"-16 x 1-1/2"

NOTE

NOTE

NOTE

NOTE

NOTE :::::

This adapter will only work with

the "T" style shifter. If your

vehicle has a "J" style, it will

need to be replaced

Optional items:
Part# 712588
(GM Trans x Ford Small Block)

SPECIAL INSTRUCTIONS:

This adapter kit is designed for exclusive use with a GM TH350 transmission. The overall length of this transmission
with the adapter is 24.00". Since this application is for a Ford Early Bronco Model 20 transfer case, you will need to
consider how to couple the TH350 to the Ford engine. We offer

P/N 712588

which will allow you to obtain this

conversion.

This kit is supplied with a new spud shaft, bearing, and seal. These components will need to be installed into our
alignment retainer, along with the stock Bronco Dana drive gear. Make sure all snap rings are in place. Install the O-
ring on the retainer along with a small amount of R.T.V. Blue silicone, then install the retainer to your transfer case.
Bolt the adapter ring to the Dana 20 using the (6) S.H.C.S. bolts. Rotate the spud shaft to check for proper installation.

When assembling the transmission to the transfer case,

DO NOT FORCE

the two gear boxes together. If the shaft

is too long, there is the possibility of pre-loading the transmission bearings, causing premature failure. Take the extra
time to make sure that the shafts do not bottom out internally. If there is any interference problem, it may be necessary
to grind the end of the new output shaft to obtain the proper length.

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