Remanufactured Automatic Transmission Torque Converter for GM TH350/400 65-86 FB

Name: Remanufactured Automatic Transmission Torque Converter for GM TH350/400 65-86 FB
Brand: ATK ENGINES
SKU: 059-TQBU3FB
Price: 204.99 USD
Availability: InStock

^$204⁹⁹

Core Charge: ^$25⁰⁰

Ships on Sep 08, 2026

Lowest Price Guarantee

Remanufactured Automatic Transmission Torque Converter

GM TH350/400 65-86 FB

ATK has honed the reman torque converter operation to optimize a steady outflow of a variety of products by using and adopting standard operating procedures to supply automotive, high-performance, heavy-duty, and industrial converters. This torque converter has been remanufactured for ATK by CVC (Consolidated Vehicle Converters).

If returning a torque converter core, please see the link below for ATK’s standard core return procedure as the customer is responsible for return shipping charges.

Click Here: ATK Torque Converter Core Return Instructions

ATK TQBU3FB Features:

Bosses/Mounting: 3 Mounting Pads
Factory Code(s): THM400
Mount Thread: 3/8 in.x16 Thread
OEM Make: GM
Spline to Turbine: 30 Spline
Note: Furnace Brazed HD Unit, 1200 Stall, Primary Has 3 Rows of Ribs
Converter Mount/Diameter: 13 in. Diam
Hub OD: 1.875 in. Slotted Hub
Mounting Holes Distance: 11.5 in. Bolt Circle
Pilot to Engine: 1.703 in. Pilot
Interchange part numbers: BU3FB, TQBU3FB
Please CLICK HERE for ATK Warranty

High-Quality Reman Torque Converters

ATK offers Remanufactured Torque Converters from Consolidated Vehicle Converters (CVC) to provide reliable and efficient drivetrain performance. These units undergo a rigorous inspection and rebuilding process to ensure they meet or exceed the original equipment manufacturer's specifications. ATK remanufactured torque converters are your trusted choice for a cost-effective replacement solution. Available for popular foreign and domestic applications.

Part TypeAutomatic Transmission Torque Converter

Product LineATK Remanufactured Torque Converters

BrandATK ENGINES

Package Height4.5

Package Width13.5

Package Length14.0

Weight39.2 PG

Part CategoryReplacement Parts

QuantitySold individually

Part FitmentDirect Fit

Vendor Part NumberTQBU3FB

Package Qty1