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... JONSERED 20" BAR & CHAIN COMBO FITS 2149 520SP, 525, 535 450, 455 490, 590, 49SP 510 2150 2153 2152 2145 2141 2050 2045 2041 CHAINSAW SPROCKET NEEDLE BEARING, NEW CHAINSAW MUFFLER, PART # 544028301, NEW HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 Our Price: $54.95 Add Our Price: $6.99 Add Our Price: $19.95 Add Our Price: $3.95 Add 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link FUEL LINE,REPLACES OEM # 503577602, NEW HUSQVARNA JONSERED INTAKE CLAMP ASSEMBLY NEW AND IMPROVED, REPLACES PART # 537251302 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 Our Price: $19.95 Add Our Price: $5.99 Add Our Price: $9.95 Add Our Price: $24.95 Add Share your knowledge of this product with other customers... Be the first to write a review Stihl 017 Piston and Cylinder Kit $49.95 Stihl 046, MS460 Piston and Cylinder 52mm, replaces oem # 1128-020-1121, 1128-020-1217 $89.99 NEW CYLINDER & PISTON FITS STIHL 019T # 1132 020 1200, USA SHIPPING $109.95 PISTON RINGS FITS BRIGGS V TWIN, OVER HEAD VALVE ENGINES, RINGS 793561, 792026 $59.95 SWITCH SHAFT REPLACES STIHL PART # 1127-182-0900 $8.95