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 STARTER ASSEMBLY, REPLACES PART #537422901 GASKET SET REPLACES 503942802 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 Our Price: $24.95 Our Price: $9.99 Our Price: $24.95 Our Price: $37.95 CHAINSAW MUFFLER, PART # 544028301, NEW HUSQVARNA STARTER ASSEMBLY REPLACES 537102701, NEW 18" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA/JONSERED MUFFLER BRACKET REPLACES PART # 544809801 Our Price: $19.95 Our Price: $29.95 Our Price: $62.95 Our Price: $7.95 Share your knowledge of this product with other customers... Be the first to write a review Husqvarna 141 Piston Assembly 40mm $29.95 BIG BORE CYLINDER & PISTON KIT FITS STIHL MS361, 49MM # 1135-020-1202, NIKASIL $109.95 NEW CYLINDER & PISTON FITS STIHL 019T # 1132 020 1200, USA SHIPPING $109.95 Husqvarna 268 Piston Assembly 50mm $29.95 CRANKSHAFT OIL SEALS FIT STIHL 041, 041AV, 041FB, CLUTCH & FLYWHEEL SIDE, NEW $19.95 NEW SPROCKET FITS STIHL 090 .404" PITCH 7 TOOTH DRIVE SPROCKET FREE BEARING $30.75 NEW CLUTCH & SPROCKET 3/8" PITCH 8 TOOTH FITS STIHL 090 $109.95