For HONDA GX22, GX25, GX31 & GX35 Primer Bulb - 16032-ZM3-004 Brand New.
For GX31 SA Serial Number GCAG-1000001 TO GCAG-2099999. For GX35 SA2 Serial Number GCACM-1000001 TO GCACM-1099999. For GX31 SA2 Serial Number GCAG-1000001 TO GCAG-2099999. For GX35 SA2/A Serial Number GCACM-1100001 TO GCACM-9999999.