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... 16" REPLACEMENT PRO CHAIN, .058" 3/8" 18" OREGON PROLITE BAR AND CHAIN COMBO New cylinder & piston kit fits Stihl MS391 49mm 1140-020-1204, Nikasil, USA Ship 32" REPLACEMENT PRO CHAIN, .063" 3/8" Skip Tooth Our Price: $26.95 Add Our Price: $62.95 Add Our Price: $139.95 Add Our Price: $26.95 Add STIHL 038, 32" REPLACEMENT BAR & CHAIN, 3/8" PITCH, .050", 105 DL, NEW, IN STOCK STIHL 036, 28" BAR & CHAIN COMBO, 3/8" 91 DL REPL. 24"/25" REPLACEMENT PRO CHAIN, 3/8", .063" GAUGE STIHL 036 REPLACEMENT BAR & CHAIN COMBO, 3/8", .063"NEW Our Price: $99.95 Add Our Price: $89.95 Add Our Price: $22.95 Add Our Price: $44.95 Add Share your knowledge of this product with other customers... Be the first to write a review STIHL TUNE UP REPLACEMENT KIT FOR CHAINSAWS, NEW $19.95 STIHL MS180 REPLACEMENT CARBURETOR PART # 1130-120-0603 $39.95 STIHL MS361 CRANKSHAFT SEALS $9.95 1 NEW FUEL FILTER FIT BRIGGS & STRATTON 695666 845125 60 MICRON LONG LIFE FILTER $6.95 POULAN FUEL LINE CONNECTOR, REPLACES PART # 530023877 $1.99 STIHL REPLACEMENT 47 MM SHORT BLOCK. ASSEMBLED IN THE USA $137.95 JONSERED 49SP CYLINDER GASKET, INTAKE GASKET & PISTON RING $24.95 25" BAR & CHAIN .063" GAUGE 3/8" OR .404 $89.95 CRANKSHAFT OIL SEALS FIT STIHL 041, 041AV, 041FB, CLUTCH & FLYWHEEL SIDE, NEW $19.95