68RFE, BorgWarner 310mm LU (A618, 47RH/RE, 48RE), BorgWarner 310mm NLU, Buick TH350, TH400 (3L80), AT-540

Support Shim
Part No. GM-WS-43

Sonnax support shim GM-WS-43 bolsters Sonnax spring retainer in listed torque converters.

For use with previously available Sonnax heavy duty spring retainer GM-RS-1HP. Shim NOT for use with OE spring retainer GM-RS-1 or Sonnax or previously available GM-RS-3HP.

  • Material: Steel
  • Outer Dia.: 3.600"
  • Inner Dia.: 2.350"
  • Thickness: 0.010"

Where to Buy

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  • 68RFE, BorgWarner 310mm LU (A618, 47RH/RE, 48RE), BorgWarner 310mm NLU, Buick TH350, TH400 (3L80), AT-540 Support Shim GM-WS-43
  • 68RFE, BorgWarner 310mm LU (A618, 47RH/RE, 48RE), BorgWarner 310mm NLU, Buick TH350, TH400 (3L80), AT-540 Support Shim GM-WS-43 details