21B807-0116-B1 Engine
BOLENS PARTS: 1737459
Can use 18-78-3879 Instead
119410615/0
504-0168-02
Oregon Bar, 18 Inch .325 .063 Control Cut Valves & Cylinder Head 21B807-0116-B1 EngineOEM Part No: 1842A366TC, 18A074A3TC, SN1863SG, 184063SPNA, 183SLHA074, 600753, 18B3LSSW, 183SLBA074, 183PXLBA074, 183VXLBA074, 18 26 K368 TM Timber Champ . 325 . 063 Fits Stihl models 009, 010, 011, 012, 015, 017, 018, 019, 020, 021, 023, 025, E10, E14, E160, E140, E180, HT70, HT75, MS140, MS170, MS171, MS171, MS180, MS181, MS190, MS191, MS192, MS200, MS200T, MS210, MS211, MS230, MS231, MS231, MS250, MS251, MS251 Drive Links Gauge Length Pitch 68 .