Fits STIHL MS251, MS231     

STANDARD CYLINDER REBUILD KIT (4 bolt intake)

BORE DIAMETER           44mm

​DISPLACEMENT            45.6cc

STROKE                         N/A

QUALITY AFTERMARKET REPLACEMENT

​O.E.M.# 1143 020 1207

H30252  BAY 5

Includes: Cylinder, Piston, Piston rings, Wrist pin & Clips

Decompression hole: NO (valve or plug needed)

NOTE: After 2012 with 4 BOLT mounting inlet manifold (WILL NOT FIT OLDER 3 BOLT INTAKE SAWS) Works as a big-bore kit on MS231

 Ships Usually In 24 Hrs & To You 1 to 7 Days Canada & U.S.A.

NOTE: Overseas Orders Will Be Sent  By Way Of Ocean 4 to 6 Weeks 

Contact Us Before Purchase If You Would Like Air Service 10 Days.

Any saws shown are for display purpose only and are not included.