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... 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 REPLACEMENT STARTER SPRING, REPLACES OEM #501763101. NEW JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS HUSQVARNA, JONSERED WRIST PIN BEARING, HIGH QUALITY, REPLACES 501451601 Our Price: $37.95 Our Price: $9.95 Our Price: $44.95 Our Price: $9.95 HUSQVARNA, JONSERED IMPULSE HOSE CONNECTOR FITS 55, 55 RANCHER, 51, 50, 49, 45, 40, OEM REPLACES SPUR SPROCKET, .325" PITCH, NEW 18" CHAINSAW CHAIN, 72DL .325 16" REPLACEMENT CHAINSAW CHAIN 66DL .325 Our Price: $7.95 Our Price: $19.95 Our Price: $21.95 Our Price: $19.95 Share your knowledge of this product with other customers... Be the first to write a review 14" CHAINSAW CHAIN, 50DL .REPLACEMENT $14.95 CYLINDER JUG BASE GASKET GASKET FITS ECHO CS-351VL PART # 101010-10531 USA SHIP $7.95 TWO PISTON & RINGS FITS ONAN ENGINES STD BORE B43 B48 P216 P218 P220 # 0112-0264 $149.95 18" REPLACEMENT PRO CHAIN, .058" 3/8" $23.95 HOMELITE, JONSERED 28" BAR & CHAIN 3/8" .050" 92DL $89.95 3/8" SPUR 7 TOOTH SPROCKET FITS ECHO CS451 CS452 CS500 CS550 CS510 CS600 CS610 $19.95 STANDARD NOTCHED CAM BEARINGS & WELCH PLUG FITS ONAN P216 P218 P220 B43 B48 BF $49.95 STIHL PISTON KIT, 60MM, REPLACES STIHL PART # 1124-030-2005 $29.95 PISTON KITS FITS STIHL 034, 46MM 1125-030-2002 $29.95