Lil' Red Barn Toggle Search Account Checkout Cart Home Parts & Tools Electrical Filters Fuel System Parts Tractor Parts 4-Stroke Engines Chainsaws Hedge Trimmers Leaf Blowers Safety Apparel Tools and Testers Service Manuals Briggs and Stratton Canadian Dolmar Echo Homelite Husqvarna Jonsered Kohler Makita McCulloch Onan Partner Pioneer Poulan Information Chain Reference Chart Chainsaw Chain Info - Maintenance & Safety Manual Testing Information and Diagrams for 2-Cycle Engines Watch How To Videos Contact Us Account Search site Submit search Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Parts & Tools > Chainsaws > Stihl > Stihl MS 391 > STIHL MS391 REPLACEMENT PISTON 49MM, REPLACES PART # 1140 030 2003 Our Price: $29.95 Product Code: SHPKMS391-49MM Qty: Description Suitable, high quality replacement STIHL MS391 REPLACEMENT PISTON 49MM, REPLACES PART # 1140 030 2003 Related Products... STIHL BAR NUT, REPLACES STIHL PART # 0000-955-0801 28" REPLACEMENT PRO CHAIN, .058" 3/8" OREGON 72DP PROFESSONAL SAW CHAIN, FITS 20" BAR NIB STIHL REPLACEMENT TUNE UP KIT Our Price: $2.50 Our Price: $26.95 Our Price: $18.95 Our Price: $19.95 32" REPLACEMENT PRO CHAIN, 3/8" BEARINGS & SEALS FIT STIHL MS311 MS391 MS291 MS271 MS280CHAINSAWS STIHL 036, 28" BAR & CHAIN COMBO, 3/8" 91 DL REPL. OREGON 100' ROLL OF 72LG PROFESSONAL CHISEL CHAIN NIB Our Price: $29.95 Our Price: $19.95 Our Price: $89.95 Our Price: $399.95 Share your knowledge of this product with other customers... Be the first to write a review