Fits Husqvarna 55, 51          

NIKASIL CYLINDER REBUILD KIT

BORE DIAMETER           46mm

​DISPLACEMENT            53cc

QUALITY O.E.M. ORIGINAL REPLACEMENT

​O.E.M.# 503 60 91-71, 503 16 91-71, 503 16 91-72

503609171

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

Will work as an oversize kit. for the 51 chainsaw

Decompression hole: YES (valve or plug needed)

NOTE: May fit some late model 50 Saws depending on year made SEE PHOTO of case tabs at base of cylinder, CRANKCASE OPENING ON OLDER 50's are smaller than the 50mm opening required.

Note: This is special order shipping delayed 3 - 5 days.

 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.