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... 2 CRANKSHAFT BEARINGS AND SEALS, REPLACES PART # 503932302 16" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 GASKET SET REPLACES 503942802 Our Price: $24.95 Add Our Price: $59.95 Add Our Price: $3.95 Add Our Price: $9.99 Add HUSQVARNA CHAIN BRAKE SIDE COVER COMPLETE, REPLACES HUSQVARNA PART # 537107801 20" BAR & CHAIN COMBO .325" , 78DL .058" HUSQVARNA 350/JONSERED 2150 TOP END GASKET SET HUSQVARNA STARTER ASSEMBLY, REPLACES PART #537422901 Our Price: $29.95 Add Our Price: $39.95 Add Our Price: $7.99 Add Our Price: $24.95 Add Share your knowledge of this product with other customers... Be the first to write a review NEW 1/4" PITCH CARVING SPROCKET FITS STIHL MS180 MS190 MS210 MS230 MS250 MS191 $21.95 STARTER SPRING. REPLACES 1113 195 1600, NEW $9.95 HUSQVARNA CYLINDER COVER & AIR FILTER COVER $19.95 CLUTCH ASSEMBLY, REPLACES 501675201, NEW $29.95 NEW SPROCKET FITS STIHL 044, 046, MS440, MS441, MS460, MS461 .325" PITCH 9 TOOTH $21.95 Husqvarna 359 Piston Assembly 47mm $29.95 WRIST PIN BEARING FIT STIHL 021 023 024 025 026 MS230 MS250 MS260 # 95120032250 $8.95