General Motors

245mm improvements While on the topic of the 245mm torque converter, we would like to share a few improvements that may reduce converter comebacks. First, we […]

4L60E 287mm Most commonly used in… …2003 and newer GM Envoy and Trail Blazer 4.2L .Most common areas of concern should be… …proper front cover finish […]

Converter Clutch Shudder Have you ever experienced converter clutchshudder on the late 4L60E torque converter with the higher stall codes? It has been reported by many […]

GM 4L80E are large in size, weight and in profits   By now many torque converter rebuilders are learning the limits of rebuilding the enormous 4L80E […]

Rebuilder finds new use for GM conical Top converter rebuilder, Fred Bardowski of Midwest Converters, offers insight for emergency use of the GM 298mm conical According […]

Rebuilders go back to basics   It's hard to believe the GM TH350 torque converter debuted over 35 years ago and is still going strong. Rebuilding […]

GM 4L80E, Late Model Converter Most commonly used in… …2001 and newer GM medium duty trucks and vans Common failures include… …cracked lock-up piston and impeller […]

Allison 540/545 still popular among rebuilders Many members have problems with the Allison 540/545 converters. Do to the fact a great percentage of the cores are […]

General Motors 4T65 Most commonly used in… …1989 and newer GM vehicles   Common failures include… …clutch liners and bearing   Critical replacement parts… …are the […]