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 40 (1985-05) > Husqvarna 40 Piston Assembly 44mm Our Price: $29.95 Product Code: HU0006 Qty: Description Husqvarna 40 Replacement Piston Assembly. Replaces OEM Number 503-48-9001. 44mm Related Products... HUSQVARNA, JONSERED CRANKSHAFT SEALS, REPLACES PART # 505275719 REPLACEMENT PRO 2 PIECE SPROCKET, .325" PITCH, NEW ECHO CS-510, 20" BAR & CHAIN COMBO .325"PITCH .050, 78DL, NEW HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 Our Price: $9.95 Add Our Price: $19.95 Add Our Price: $39.95 Add Our Price: $3.95 Add 16" BAR & CHAIN .325" PITCH, 66DL .050"NEW HUSQVARNA, JONSERED REPLACEMENT FUEL FILTER, REPLACES PART # 503443201 REPLACES SPUR SPROCKET, .325" PITCH, NEW REPLACEMENT MUFFLER ASEMBLY 530069415,NEW Our Price: $35.95 Add Our Price: $3.99 Add Our Price: $19.95 Add Our Price: $19.95 Add Share your knowledge of this product with other customers... Be the first to write a review HUSQVARNA/JONSERED REPLACEMENT PISTON AND CYLINDER KIT. OEM #575255702 $289.95 509-0269 ONAN OIL FILL TUBE /DIP STICK SEAL FITS P216, P218, P220 P224 LX720 LX770 LX790 ENGINES $9.95 POULAN 245, 306A CYLINDER HEAD GASKET PART # 19001, 530019001 USA SHIP $8.95 STIHL 028, 028AV, 028WB, 028 WOOD BOSS GASKET SET $29.95