Collection: YS Engine Parts

Select your associated motor in the filter below. We recommend finding the parts list or manual for your motor in our documentation section, if available, and referencing your needed part from that documentation. You can then use our search function to find that part number.
842 products
  • #F1248 120/140 REGULATOR PLUNGER
  • #F1535 140FZ CAM GEAR
  • #F9169 91AC DIAPHRAGM
  • #R6211 61LS FRONT BEARING
  • #F1247 120FS DIAPHRAGM
  • #F1341 120FS REAR BEARING-A
  • #F1260S 45FS THROTTLE ARM/SCREW SET
  • #F1249 120FS PLUNGER SPRING
  • #F1271 120FS EXHAUST PIPE LOCK NUT
  • #ZA14 SPARK PLUG
  • #E4144 YS DZ185 RED REGULATOR BODY
  • #E4106A YS DZ185 RED HEAD ASSEMBLY
  • #E0010 170DZ CDI IGNITION BOX
  • #M0031 FZ140L REAR MOUNT
  • #S4105 80 CYLINDER LINER
  • #S8105S ST2 PISTON/RING/LINER SET
  • #S8111 ST2 CRANKSHAFT
  • #S8110 ST2 CON ROD
  • #S8101 ST2 CRANKCASE
  • #S7103 61ST HEAD SHIM
  • #S7111 61ST CRANKSHAFT
  • #S7110 61ST CON ROD
  • #S7108 61ST WRIST PIN
  • #S7107 61ST PISTON RING
  • #F1952A 120NC CARBURETOR ASSEMBLY
  • #F1906 120NC CYLINDER HEAD
  • #F1499 120SC PROPELLER WASHER
  • #F1406 120SC CYLINDER HEAD
  • #F1211 120FS C RING SET
  • 45FR CRANKCASE