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 > Husqvarna > Husqvarna 340 (2007-01) > Husqvarna 340 Piston Assembly 40mm Our Price: $29.95 Product Code: HU0003 Qty: Description Husqvarna 340 Replacement Piston Assembly. Replaces OEM Number 503-87-0171. 40mm Related Products... 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 HUSQVARNA/JONSERED MUFFLER BRACKET REPLACES PART # 544809801 GASKET SET REPLACES 503942802 CRANKSHAFT REPLACES PART # 503858071 Our Price: $37.95 Our Price: $7.95 Our Price: $9.99 Our Price: $79.95 18" OREGON PROLITE BAR AND CHAIN COMBO CLUTCH DRUM SPUR SPROCKET .325 7 Tooth REPLACEMENT INTAKE RUBBER BOOT, REPLACES PART # 503866301 FUEL LINE,REPLACES OEM # 503577602, NEW Our Price: $62.95 Our Price: $17.95 Our Price: $12.99 Our Price: $5.99 Share your knowledge of this product with other customers... Be the first to write a review NEW BAR & CHAIN ADJUSTER ASSEMBLY FITS STIHL 030 031 031AV 032 041 041AV 042 045 $9.95 PISTON KIT FITS STIHL 018/MS180 CHAINSWAWS, 38MM KIT, PART # 1130-030-2004 $18.95 JONSERED STARTER ASSEMBLY, REPLACES PART # 503606704 $74.95 2 STARTER FRICTION WASHER FITS STIHL 08S 041 042 AV 045 050 051 # 1106-195-9001 $8.95 SPROCKET FITS ECHO CS670, CS6700, CS6701 CS680 CS6800 3/8" PITCH 7 TOOTH BEARNIG $19.95 STIHL PISTON AND CYLINDER KIT, 52MM REPLACES PART #1119-020-1202 $59.95 CYLINDER JUG BASE GASKET FITS STIHL 028 026 031 030 030 024 MS260 1118-029-2306 $7.95 HUSQVARNA AV SPRING MOUNTS COMPLETE SET OF 4 $27.95 HYWAY CYLINDER & PISTON FITS STIHL MS192 MS192T MS192TC MS192TZ 1137 020 1203 $99.95