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 CHAIN BRAKE SIDE COVER COMPLETE, REPLACES HUSQVARNA PART # 537107801 2 CRANKSHAFT BEARINGS AND SEALS, REPLACES PART # 503932302 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link 16" OREGON PROLITE BAR AND CHAIN COMBO Our Price: $29.95 Our Price: $24.95 Our Price: $19.95 Our Price: $59.95 18" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA JONSERED INTAKE CLAMP ASSEMBLY NEW AND IMPROVED, REPLACES PART # 537251302 CHAINSAW MUFFLER, PART # 544028301, NEW 18" CHAINSAW CHAIN, 72DL .325 Our Price: $62.95 Our Price: $9.95 Our Price: $19.95 Our Price: $21.95 Share your knowledge of this product with other customers... Be the first to write a review HUSQVARNA MUFFLER BOLTS AND NUTS. REPLACES PART #503218901 $12.95 NEW SPROCKET & OILER GEAR FITS STIHL 020 AV 6 TOOTH PICCO CHAIN 3/8" LOW PROFILE $43.95 CHAINSAW CHAPS FOR CHAIN SAW USERS UL CLASSIFIED ORANGE $54.95 CYLINDER GASKET REPLACES 506158201 $5.99 52-559-03-S, 52-559-01-S FUEL PUMP FITS KOHLER KT17 KT19 M18 M20 MV16 MV18 MV20 $39.95