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 CHAINSAW SPROCKET NEEDLE BEARING, NEW CARBURETOR, BRAND NEW ZAMA CARB, NEW HUSQVARNA STARTER ASSEMBLY REPLACES 537102701, NEW Our Price: $9.99 Our Price: $6.99 Our Price: $79.95 Our Price: $29.95 18" CHAINSAW CHAIN, 72DL .325 JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS 16" OREGON PROLITE BAR AND CHAIN COMBO 20" BAR & CHAIN COMBO .325" , 78DL .058" Our Price: $21.95 Our Price: $44.95 Our Price: $59.95 Our Price: $39.95 Share your knowledge of this product with other customers... Be the first to write a review STIHL 090 REPLACEMENT PROFESSIONAL REPLACEMENT SPROCKET, REPLACES PART # 1106-040-2015 $29.95 NEW PISTON KIT STIHL 044, MS440 12MM WRIST PIN, 50MM KIT PART # 1128-030-2015 $24.95 STARTER RECOIL SPRING, 501520401, NEW $9.99 REPLACEMENT CLUTCH, PART # 530014949, NEW $17.95