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... HUSQVARNA, JONSERED CRANKSHAFT SEALS, REPLACES PART # 505275719 HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 16" BAR & CHAIN COMBO .325", .058", 66DL HUSQVARNA, JONSERED IMPULSE HOSE CONNECTOR FITS 55, 55 RANCHER, 51, 50, 49, 45, 40, OEM Our Price: $9.95 Our Price: $3.95 Our Price: $35.95 Our Price: $7.95 OREGON 100' ROLL OF .325 PITCH, .058 GAUGE CHISEL CHAIN 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325 JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS 16" REPLACEMENT CHAINSAW CHAIN 66DL .325 Our Price: $399.95 Our Price: $44.95 Our Price: $44.95 Our Price: $19.95 Share your knowledge of this product with other customers... Be the first to write a review CYLINDER JUG BASE GASKET FITS STIHL 028 026 031 030 030 024 MS260 1118-029-2306 $7.95 POULAN AIR FILTER REPLACEMENT, REPLACES PART # 530037793 $2.99 STIHL 090 REPLACEMENT PROFESSIONAL REPLACEMENT SPROCKET, REPLACES PART # 1106-040-2015 $29.95