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... CYLINDER AND PISTON KIT, 45MM REPLACES OEM # 537253104 CLUTCH DRUM SPUR SPROCKET .325 7 Tooth 18" REPLACEMENT CHAINSAW CHAIN 72DL .325 18" OREGON PROLITE BAR AND CHAIN COMBO Our Price: $99.95 Our Price: $17.95 Our Price: $21.95 Our Price: $62.95 TOP END GASKET OVER HAUL KIT REPLACEMENT CLUTCH, REPLACES # 503815901 JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS CHAIN ADJUSTING SCREW KIT PART# 537071201 Our Price: $7.99 Our Price: $29.95 Our Price: $44.95 Our Price: $14.95 Share your knowledge of this product with other customers... Be the first to write a review 22" BAR & CHAIN, 3/8" PITCH, .050" GAUGE 76DL, NEW, IN STOCK $54.95 GASKET SET FITS STIHL 020AV SAWS GASKET SET WITH CRANKSHAFT SEALS $37.95 Husqvarna 242 Piston Assembly 42mm $29.95 K10-SDC, WALBRO CARB KIT COMPLETE, WALBRO SDC NEW $14.00 Stihl 019 Piston Assembly $29.95 OREGON 72DP PROFESSONAL SAW CHAIN, FITS 20" BAR NIB $18.95 20" OREGON PROLITE BAR AND CHAIN COMBO $64.95