HIPA New Replacement Carburetor for STIHL 064 065 066 MS650 MS660 Chainsaw Engine Parts Fits WJ-67A WJ-76A WJ-67B, Zama C3A-S31, Tillotson HS-320A Fitment models: STIHL 064 065 066 MS650 MS660 Chainsaw Qty: 1pc