- XTB2F 8, 11 June 1944 Bethpage
- XTB2F 9
- XTB2F
- XTB2F 2
- XTB2F 3
- XTB2F 5
- XTB2F 6
- Wooden mock-up XTB2F, 11 June 1944 Bethpage
Intending to replace the TBF/TBM, Grumman designed a modified version of the Tigercat as a twin-engine attack carrier plane. Design 55, designated XTSF-1, then redesignated XTB2F-1, was proposed in December 1942 but never advanced beyond a one-sided wooden mock-up build at Bethpage. The project was canceled in January 1945 when it became apparent the aircraft would be too big and heavy for carrier operations.