Rebuilt GM Torque Converter – 12 Inch
Removed from inventory, never installed after rebuild. Fits several GM RWD automatic transmissions, including many versions of TH350, TH350C, TH200, and TH200C. Please verify all measurements to ensure correct fit.
Outside Diameter: 12"
Bolt Pattern: 6-bolt, 7.75" bolt circle
Pilot Diameter: 0.735–0.740" (GM standard = 0.737")
Hub OD: 1.685"
Hub ID: 1.375"
Hub Height: 1.80"
Pump Drive: 2 male tangs, 0.50" high × 0.54" wide
Condition: Rebuilt – never installed
Lockup: Style suggests TH350C/TH200C compatibility
Models using:
TH350 (non-lockup)
TH350C (lockup)
TH200 / TH200C
Many GM RWD cars & light trucks, 1974–1990
Always match dimensions to your existing converter before purchase.