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... GASKET SET REPLACES 503942802 18" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA, JONSERED WRIST PIN BEARING, HIGH QUALITY, REPLACES 501451601 IGNITION COIL, REPLACES 537162204, NEW Our Price: $9.99 Add Our Price: $62.95 Add Our Price: $9.95 Add Our Price: $24.95 Add 2 CRANKSHAFT BEARINGS AND SEALS, REPLACES PART # 503932302 HUSQVARNA FUEL TANK ASSEMBLY, REPLACES PART # 503863771 OR 503863703 DECOMPRESSION VALVE/RELEASE REPLACEMENT THROTTLE LOCK, REPLACES PART # 503854401 Our Price: $24.95 Add Our Price: $89.95 Add Our Price: $12.95 Add Our Price: $4.99 Add Share your knowledge of this product with other customers... Be the first to write a review