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" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA/JONSERED MUFFLER BRACKET REPLACES PART # 544809801 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 FUEL LINE AND FUEL FILTER KIT, REPLACES PART # 503577602 & 503443201 Our Price: $59.95 Our Price: $7.95 Our Price: $24.95 Our Price: $9.99 REPLACEMENT INTAKE RUBBER BOOT, REPLACES PART # 503866301 18" CHAINSAW CHAIN, 72DL .325 FUEL LINE,REPLACES OEM # 503577602, NEW 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325,NEW Our Price: $12.99 Our Price: $21.95 Our Price: $5.99 Our Price: $37.95 Share your knowledge of this product with other customers... Be the first to write a review POP UP PISTON & CYLINDER GASKETS FITS STIHL 038 MAGNUM 52MM # 1119-020-1202 $159.95 NEW SPROCKET FITS STIHL 090 .404" PITCH 7 TOOTH DRIVE SPROCKET FREE BEARING $30.75 STIHL FULLY ADJUSTABLE CARBURETOR, HIGH QUALITY $59.95 CRANKSHAFT OIL SEALS FIT STIHL 041, 041AV, 041FB, CLUTCH & FLYWHEEL SIDE, NEW $19.95 CHAINSAW PISTON ASSEMBLEY 47MM, NEW $29.95