The Rotary 15967 Cylinder Piston Assembly is a direct replacement for Stihl part 1143 020 1207, designed specifically for the MS251 chainsaw model with a 44mm bore. Engineered to meet exact specifications, it ensures optimal engine performance and reliable operation. This precision-fit assembly supports efficient combustion and extends the longevity of your chainsaw’s engine. Ideal for professional maintenance and repair, it restores power and smooth operation to your MS251.

Replaces
STIHL: 1143 020 1207

Fits Models
STIHL: MS251