Need a TH350 to sit where a 700R4 used to? The stock 700R is 1.875 inches longer than a TH350, and this spacer adapter closes that gap.
Features
- Used with a 6 inch tailhousing 2WD TH350 (15.5 inch output shaft) as a direct replacement for the 700R transmission
- Install a TH350 with no driveshaft changes (output shaft trimming required)
- Cast aluminum spacer with hardware and O-ring
What is included
- 700R4 4WD 1-7/8 inch output spacer (51-8505)
- GM O-ring
- Studs, nuts and lock washers
Fitment
- GM TH350 automatic, 2WD, 1972-1984
- New Process 208 and 241 transfer cases, 27 spline input
Good to know
- The TH350 output shaft will require some trimming
Not sure this fits your build? Send us your vehicle, engine and transmission and we will confirm fit before you order.