Steering box ID please

[snick]

Picked up this saginaw box for the 2A. Trying to find out what GM vehicles it was used in to track down a pitman arm. Was told it came out of a 60's nova.
Three bolt manual box six turns lock to lock.

 

[Big4x4ride]

Looks like a 68-72 Nova box to me. 525 series box, should be able to find a pitman arm through the racing companies like Speedway or even Summit.

 

[Big4x4ride]

1965-1991 GM 525 Manual Steering Box w/ 3/4-30 Input Spline

This Saginaw manual steering box fits many GM applications from 1965-1991 and probably many more. It accepts either our universal pitman arm (702-2940) or your stock GM arm (small style, like our 910-32552). Box has a 25:1 ratio (6.25 turns lock-to-lock) with a 3-13/16" long input shaft with...

www.speedwaymotors.com

 

[Big4x4ride]

GM 605/525 Reproduction Pitman Arm

Quality reproduction GM Pitman Arm for your 605 power steering box or 525 manual box. Come with standard GM 7° taper on the small end.

www.speedwaymotors.com

 

[snick]

Thank you sir.