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 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link IGNITION COIL REPLACES PART # 503580501 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 Our Price: $44.95 Our Price: $19.95 Our Price: $89.99 Our Price: $24.95 16" BAR & CHAIN COMBO .325", .058", 66DL 20" REPLACEMENT CHAINSAW CHAIN 78DL .325 HUSQVARNA 40,45,49, JONSERED 2050, 2045, 2041 42MM CYLINDER KIT, 503440802 REPLACES SPUR SPROCKET, .325" PITCH, NEW Our Price: $35.95 Our Price: $24.95 Our Price: $89.95 Our Price: $19.95 Share your knowledge of this product with other customers... Be the first to write a review STIHL STARTER ASSEMBLY REPLACES PART # 1128-080-2104 $29.95 1 PISTON RING SET STANDARD FITS BRIGGS & STRATTON VANGARD V TWIN 68MM BORE 807620 PRE DATE CODE 07122400 $34.95 3/8" SPUR 7 TOOTH SPROCKET FITS ECHO CS451 CS452 CS500 CS550 CS510 CS600 CS610 $19.95 HUSQVARNA JONSERED INTAKE CLAMP ASSEMBLY NEW AND IMPROVED, REPLACES PART # 537251302 $9.95 3/8" PITCH, 7 TOOTH 2 PIECE SPROCKET, REPLACES PART $19.95 STIHL PISTON KIT, 60MM, REPLACES STIHL PART # 1124-030-2005 $29.95 EXHAUST GASKET REPLACES PART # 503775901 $2.99 .040" OVERSIZE ENGINE MASTER REBUILD FITS KOHLER K341, M16, VALVES GASKET SET WITH ROD $159.95 HUSQVARNA 137 CYLINDER & PISTON KIT 38MM, REPLACES PART # 530069940 & 530069944 $49.95