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... 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325 CYLINDER AND PISTON KIT, 45MM REPLACES OEM # 537253104 DECOMPRESSION VALVE/RELEASE 18" REPLACEMENT CHAINSAW CHAIN 72DL .325 Our Price: $44.95 Our Price: $99.95 Our Price: $12.95 Our Price: $21.95 HUSQVARNA 350/JONSERED 2150 TOP END GASKET SET FUEL LINE,REPLACES OEM # 503577602, NEW HUSQVARNA, JONSERED WRIST PIN BEARING, HIGH QUALITY, REPLACES 501451601 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link Our Price: $7.99 Our Price: $5.99 Our Price: $9.95 Our Price: $19.95 Share your knowledge of this product with other customers... Be the first to write a review STIHL 026 REPLACEMENT MUFFLER $19.95 HUSQVARNA 385 PISTON ASSEMBLY, REPLACES PART #537169871 $29.95 STIHL 031, 030, 032, 041 CLUTCH REPLACES STIHL PART # 1113 160 2010 USA SHIP NEW $34.95 HUSQVARNA MUFFLER BOLTS AND NUTS. REPLACES PART #503218901 $12.95 1 BRAND NEW CONNECTING ROD FITS KOHLER K532, K582 .STANDARD 48 067 12 $69.95 OIL PUMP ASSEMBLY REPLACES PART # 503521303, 503521305 $39.95