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... CARBURETOR, BRAND NEW ZAMA CARB, NEW CHAINSAW MUFFLER, PART # 544028301, NEW TOP END GASKET OVER HAUL KIT 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 Our Price: $79.95 Add Our Price: $19.95 Add Our Price: $7.99 Add Our Price: $24.95 Add DECOMPRESSION VALVE/RELEASE CRANKSHAFT REPLACES PART # 503858071 HUSQVARNA STARTER ASSEMBLY REPLACES 537102701, NEW JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS Our Price: $12.95 Add Our Price: $79.95 Add Our Price: $29.95 Add Our Price: $44.95 Add Share your knowledge of this product with other customers... Be the first to write a review STIHL 48MM REPLACEMENT PISTON KIT. REPLACES PART #1125-030-2001 $24.95 STIHL REPLACEMENT 49 MM SHORT BLOCK. ASSEMBLED IN THE USA $139.95 NEW HOMELITE INTAKE GASKET PART # 12648-A FITS: 750, 650, SUPER 650 $4.95 SWITCH SHAFT REPLACES STIHL PART # 1127-182-0900 $8.95