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... 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325 REPLACEMENT PRO 2 PIECE SPROCKET, .325" PITCH, NEW 18" OREGON PROLITE BAR AND CHAIN COMBO HUSQVARNA 40,45,49, JONSERED 2050, 2045, 2041 42MM CYLINDER KIT, 503440802 Our Price: $44.95 Our Price: $19.95 Our Price: $62.95 Our Price: $89.95 OREGON 100' ROLL OF .325 PITCH, .058 GAUGE CHISEL CHAIN IGNITION COIL REPLACES PART # 503580501 REPLACEMENT STARTER SPRING, REPLACES OEM #501763101. NEW JONSERED 20" BAR & CHAIN COMBO FITS 2149 520SP, 525, 535 450, 455 490, 590, 49SP 510 2150 2153 2152 2145 2141 2050 2045 2041 Our Price: $399.95 Our Price: $89.99 Our Price: $9.95 Our Price: $54.95 Share your knowledge of this product with other customers... Be the first to write a review HUSQVARNA PISTON KIT, 44MM. REPLACES PART #544088903 $29.95 HOMELITE 16" CHAINSAW CHAIN 59DL, 3/8" LO PROFILE $17.95 HOMELITE 16" BAR AND CHAIN 3/8" PITCH 59 DL $39.95 HUSQVARNA MUFFLER, REPLACES PART # 503711307, NEW $39.95