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... 20" OREGON PROLITE BAR AND CHAIN COMBO STIHL 036 REPLACEMENT BAR & CHAIN COMBO, 3/8", .063"NEW OREGON 100' ROLL OF 72JGX PROFESSONAL CHISEL CHAIN NIB 18" REPLACEMENT PRO CHAIN, .058" 3/8" Our Price: $64.95 Add Our Price: $44.95 Add Our Price: $395.00 Add Our Price: $23.95 Add STIHL 038, 28" REPLACMENT BAR & CHAIN, 3/8", 91 DL NEW BAR WRENCH 13MM-19MM STIHL 056 SUPER 25" FOR BAR & CHAIN COMBO 3/8" 84 DL STIHL REPLACEMENT TUNE UP KIT Our Price: $99.95 Add Our Price: $6.99 Add Our Price: $64.95 Add Our Price: $19.95 Add Share your knowledge of this product with other customers... Be the first to write a review CYLINDER JUG BASE GASKET FITS STIHL 028 026 031 030 030 024 MS260 1118-029-2306 $6.95 WRIST PIN BEARING FIT STIHL 021 023 024 025 026 MS230 MS250 MS260 # 95120032250 $8.95 STIHL 038 20" PROFESSIONAL REPLACEMENT BAR & CHAIN COMBO, 3/8" , 72 DL, NEW $59.95 GASKET SET REPLACES 503546202 $11.95 ALL METAL BLADE BALANCER FIT CUB CADET WHEEL HORSE SIMPLICITY GRAVELY JOHN DEERE CASE TORO $9.95 2 NEW VALVE SEALS FIT ONAN CCK CCKA CCKB B43 B48 P224 T260 VITON PART # 110-3604 $19.95 POP UP PISTON KIT FITS STIHL MS200, MS200T, 020T 40MM PART # 1129 030 2002, NEW $32.95 CYLINDER JUG BASE GASKET FITS STIHL 028 026 031 030 030 024 MS260 1118-029-2306 $7.95 STARTER COMPLETE REPLACES 503628101,NEW $29.95