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... REPLACEMENT PRO 2 PIECE SPROCKET, .325" PITCH, 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 OREGON 100' ROLL OF .325 PITCH, .050 GAUGE CHISEL CHAIN HUSQVARNA, JONSERED CRANKSHAFT SEALS, REPLACES PART # 505275719 Our Price: $19.95 Add Our Price: $54.95 Add Our Price: $399.95 Add Our Price: $9.95 Add JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 JONSERED 2050 TURBO, 2045 TURBO, 2041 TURB0 CLUTCH PART # 503173102, USA SHIP Our Price: $44.95 Add Our Price: $24.95 Add Our Price: $3.95 Add Our Price: $29.95 Add Share your knowledge of this product with other customers... Be the first to write a review