Stihl 039 Complete 46mm Short Block Kit

Stihl 039 Complete 46mm Short Block Kit. This kit is great for the DIY guys and gals out there. This replaces all of the eternal parts on your Stihl chainsaw. This MS290 short-block rebuild kit includes the 46MM bore cylinder, #1127-020-1210,piston kit, main bearings, oil seals, #9639-003-1743,spark plug, wrist pin bearing, #9512-003-2340, crankshaft, #1127-030-0402, cylinder bolts, #9075-478-4735, and the engine pan, #1127-021-2500.  It does not include a decompression valve.  It will also workon a MS310 and MS390 it will just be a 46mm instead of a 49mm.