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... CHAIN ADJUSTING SCREW KIT PART# 537071201 20" BAR & CHAIN COMBO .325" , 78DL .058" DECOMPRESSION VALVE/RELEASE FUEL LINE,REPLACES OEM # 503577602, NEW Our Price: $14.95 Our Price: $39.95 Our Price: $12.95 Our Price: $5.99 2 CRANKSHAFT BEARINGS AND SEALS, REPLACES PART # 503932302 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325,NEW REPLACEMENT CLUTCH, REPLACES # 503815901 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 Our Price: $24.95 Our Price: $37.95 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 REPLACEMENT SPROCKET BEARING, NEW $7.99 STIHL CRANKSHAFT, REPLACES PART # 1135-020-1202 $109.95 Stihl 044 Piston 50 mm $24.95 CRANKSHAFT OIL SEAL FITS HOMELITE 56256-B 1030G S1050 C51G C71G C91G C5 C7,C9 $12.95 20" PROFESSONAL REPLACEMENT CHAIN .058" $26.95 NEW BAR & CHAIN ADJUSTER ASSEMBLY FITS STIHL 030 031 031AV 032 041 041AV 042 045 $9.95 STIHL STARTER ASSEMBLY, REPLACES PART #1122-080-2110 $29.95 JONSERED REPLACEMENT SPROCKET, 3/8" PITCH, NEW $19.95 PISTON RINGS FIT STIHL 044, MS440 ENGINES LIL RED BARN PISTON KIT $12.95