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 45 (1988-02) > Husqvarna 45 Piston Assembly 42mm Our Price: $29.95 Product Code: HU0043 Qty: Description Husqvarna 45 Replacement Piston Assembly. Replaces OEM Number 503-44-1002. 42mm Related Products... IGNITION COIL REPLACES PART # 503580501 REPLACEMENT PRO 2 PIECE SPROCKET, .325" PITCH, NEW HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 OREGON 100' ROLL OF .325 PITCH, .050 GAUGE CHISEL CHAIN Our Price: $89.99 Our Price: $19.95 Our Price: $3.95 Our Price: $399.95 18" OREGON PROLITE BAR AND CHAIN COMBO REPLACEMENT STARTER SPRING, REPLACES OEM #501763101. NEW 16" BAR & CHAIN COMBO .325", .058", 66DL 18" CHAINSAW CHAIN, 72DL .325 Our Price: $62.95 Our Price: $9.95 Our Price: $35.95 Our Price: $21.95 Share your knowledge of this product with other customers... Be the first to write a review 16" REPLACEMENT PRO CHAIN, .058" 3/8" $26.95 18" CHAINSAW PROFESSIONAL CHAIN, 73LG-68 $26.95 PISTON & CYLINDER BIG BORE, NIKSAL PLATED $99.95 NEW PISTON KIT FITS ECHO CS-4200, 41MM, REPLACES PART # 10000059531 $29.95