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... DECOMPRESSION VALVE/RELEASE HUSQVARNA 350 CLUTCH REMOVAL TOOL NEW FUEL LINE,REPLACES OEM # 503577602, NEW GASKET SET REPLACES 503942802 Our Price: $12.95 Our Price: $19.95 Our Price: $5.99 Our Price: $9.99 CHAIN ADJUSTING SCREW KIT PART# 537071201 HUSQVARNA 350/JONSERED 2150 TOP END GASKET SET REPLACEMENT CLUTCH, REPLACES # 503815901 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 Our Price: $14.95 Our Price: $7.99 Our Price: $29.95 Our Price: $37.95 Share your knowledge of this product with other customers... Be the first to write a review STIHL MS261, MS261C STARTER ASSEMBLY, REPLACES PART # 1141-080-2104, NEW $29.95 POWER SHARP 14" .050" 3/8" 50DL LO PROFILE COMBO $39.95 17" .404 063 60DL BAR & CHAIN FIT STIHL 08S 50 051 075 076 070 090 S10 MS880 088 $64.95 STIHL REPLACEMENT SPROCKET BEARING, NEW $7.99 Husqvarna 357 Piston Assembly 46mm $29.95 HUSQVARNA REPLACEMENT MUFFLER BRACKET $7.95 EXHAUST GASKET REPLACES PART # 503775901 $2.99 20" PROFESSONAL CHAIN, .058" GAUGE 70DL $26.95