Replaces Part Number: 592846, 691060, 799651, 499447, 401577, 4025A7, 4035A7, 403677, 404577, 4045A7, 405777, 406777, 407577, 407677, 407777, 40H777.
Fit for 401000 407000 405000.
Function: Improve the combustion efficiency and react faster.
Compatible with: Intek V-Twin 18-22HP Engine, For 407000 405000 401000.