Perfect for drivers wanting to swap their heavy stock box and the pump, this manual conversion kit is the answer to help shave some unnecessary weight on the dragstrip.
Convert from to manual to save weight on the track
For use with G-Body race cars
Complete with gear box and arm
Kit Includes:
-1- 525 Manual Box
-1- 605/525 Arm
525 Manual Box
Box has a 25:1 ratio -6.25 turns lock-to-lock- with a 3-13/16" long input shaft with 3/4" 30-.
If you turn the input clockwise, the output also turns clockwise.
Stock specifications on this gear refer to it as 6 rounds lock to lock for a 24:1 ratio.
30
1.058 Diameter Top of
1.100 Diameter Middle of
1.124 Diameter Bottom of
605/525 Arm
Center to center: 6.5"
Hole Diameter: 1.02"
Count: 32 and 4
Top of Taper: .550"
Bottom of Taper: .469"
of Taper: 7°
Drop: 2.125"
Note: box is not adjusted at the facotry and therefore, it is necessary that the box be adjusted upon installation per the instructions as provided on the PDF instruction sheet.
Application
This Part Fits
This box/ arm kit is a direct -on for all G-body cars and is intended for use in racing applications.
Fits: 1978-1988 , , El Camino, , , Grand Prix
In many cars, this box is mounted in front of the front , with the arm to the rear. Works well on vehicles weighing over 2500 lbs.