Piston .040″ fits Case IH K949720 fits Case 1290 1294 1390 K949720
Replaces Case OEM Number(s) K949720. Replaces Case IH OEM Number(s) K949720. Replaces David Brown OEM Number(s) K949720. Compatible with Case IH Tractor(s) 1190 (With 165004 Engine). Compatible with Case Tractor(s) 1290 (s/n 11052361-later with Engine 2200004), 1294 (With Engine 220008), 1390 (With Engine 2200002).