TKR1736 – Engine O-ring Set (21aP/21bM)
This set contains the o-rings to rebuild a single engine. Compatible with the 21aM, 21aP and 21bM engines.
1ea Mid Needle O-Ring Small (aP aM bM) 227818001ea Cover Plate O-Ring (aP aM bM) 231071002ea Carburetor Retainer O-Ring (Pinch Bolt O-Ring) 248818242ea Idle/Low-End Needle O-Ring (aP aM bM) 278818201ea Carburetor Neck O-Ring (aP aM bM) 290150191ea Mid Needle O-Ring Large (aP aM bM) 46066319