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 2 CRANKSHAFT BEARINGS AND SEALS, REPLACES PART # 503932302 18" OREGON PROLITE BAR AND CHAIN COMBO 16" OREGON PROLITE BAR AND CHAIN COMBO Our Price: $44.95 Our Price: $24.95 Our Price: $62.95 Our Price: $59.95 CARBURETOR, BRAND NEW ZAMA CARB, NEW REPLACEMENT INTAKE RUBBER BOOT, REPLACES PART # 503866301 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link CHAIN ADJUSTING SCREW KIT PART# 537071201 Our Price: $79.95 Our Price: $12.99 Our Price: $19.95 Our Price: $14.95 Share your knowledge of this product with other customers... Be the first to write a review HUSQVARNA REPLACEMENT MUFFLER BRACKET $7.95 17" .404 063 60DL BAR & CHAIN FIT STIHL 08S 50 051 075 076 070 090 S10 MS880 088 $64.95 16" CHAIN 60DL 3/8 FIT STIHL 031 032 034 036 041 038 039 MS310 MS311 MS390 MS391 $17.95 1/4" PITCH 8 TOOTH CARVING SPROCKET FITS ECHO CS3000, CS350, CS3400, CS340 CS341 $19.95 POWER SHARP 14" .050" 3/8" 50DL LO PROFILE COMBO $39.95 HIGH PERFORMANCE CYLINDER BASE & EX GASKET FITS STIHL 028 026 031 030 024 MS260 $9.95