245mm LU (3T40, 3L30, 200C, 4T60-E, 4L60 & E:S-10 only)

Turbine Hub Insert
Part No. GM-I-27FL

Can be used as a conversion in early style 245mm converters

View Instructions

The GM-I-27FL is a flanged turbine hub insert for late style GM 245mm torque converters. To convert early GM 245mm units to late style units with GM-I-27FL, you must use the late-style piston and modify the early style turbine.

  • Flanged for easy installation
  • Hardened internal spline for improved wear resistance
  • Material: Steel
  • Internal Spline Tooth Count: 27
  • External Spline Tooth Count: 30

Where to Buy

  • Existing Customers: Contact your sales representative.
  • New Customers: Fill out the form and a sales representative will contact you.
  • 245mm LU (3T40, 3L30, 200C, 4T60-E, 4L60 & E:S-10 only) Turbine Hub Insert GM-I-27FL