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... HUSQVARNA 350 CLUTCH REMOVAL TOOL NEW PURGE PRIMMER FITS MANY CHAINSAWS HUSQVARNA STARTER ASSEMBLY REPLACES 537102701, NEW CLUTCH DRUM SPUR SPROCKET .325 7 Tooth Our Price: $19.95 Our Price: $5.99 Our Price: $29.95 Our Price: $17.95 CRANKSHAFT REPLACES PART # 503858071 16" OREGON PROLITE BAR AND CHAIN COMBO 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link REPLACEMENT THROTTLE LOCK, REPLACES PART # 503854401 Our Price: $79.95 Our Price: $59.95 Our Price: $19.95 Our Price: $4.99 Share your knowledge of this product with other customers... Be the first to write a review STIHL MS171 REPLACEMENT PISTON 37MM, REPLACES PART # 1139 030 2003 $29.95 STIHL STARTER ASSEMBLY REPLACES PART # 1128-080-2104 $29.95 SPROCKET FITS ECHO CS670, CS6700, CS6701 CS680 CS6800 3/8" PITCH 7 TOOTH BEARNIG $19.95 NEW PRO SPUR SPROCKET FIT ECHO CS2511 SPROCKET 3/8" PITCH 6 TOOTH DRIVE $19.95 OREGON 100' ROLL OF 72JGX PROFESSONAL CHISEL CHAIN NIB $395.00 STIHL 056 CABURETOR, REPLACES STIHL PART # $109.95 TUNE UP MAINTENANCE SERVICE KIT FITS STIHL 020T, MS200T, AIR FILTER, PLUG $17.95 16" CHAIN 60DL 3/8 FIT STIHL 031 032 034 036 041 038 039 MS310 MS311 MS390 MS391 $17.95 STIHL REPLACEMENT 46 MM SHORT BLOCK. ASSEMBLED IN THE USA $134.95