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... IGNITION COIL REPLACES PART # 503580501 HUSQVARNA, JONSERED IMPULSE HOSE CONNECTOR FITS 55, 55 RANCHER, 51, 50, 49, 45, 40, OEM JONSERED 20" BAR & CHAIN COMBO FITS 2149 520SP, 525, 535 450, 455 490, 590, 49SP 510 2150 2153 2152 2145 2141 2050 2045 2041 HUSQVARNA 40,45,49, JONSERED 2050, 2045, 2041 42MM CYLINDER KIT, 503440802 Our Price: $89.99 Add Our Price: $7.95 Add Our Price: $54.95 Add Our Price: $89.95 Add 18" BAR & CHAIN COMBO FOR CHAINSAWS, .325 HUSQVARNA, JONSERED CRANKSHAFT SEALS, REPLACES PART # 505275719 16" BAR & CHAIN COMBO FOR CHAINSAWS, .325 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link Our Price: $44.95 Add Our Price: $9.95 Add Our Price: $37.95 Add Our Price: $19.95 Add Share your knowledge of this product with other customers... Be the first to write a review BIG BORE CYLINDER & PISTON KIT FITS STIHL MS361, 49MM # 1135-020-1202, NIKASIL $109.95 EFCO REPLACEMENT PISTON KIT 50MM, REPLACES PART # 097000205 $29.95 Mouse over image to zoom STIHL-MS200-020T-ENGINE-ASSEMBLY-40MM-REPLACEMENT-COMES-ASSEMBLE-NEW STIHL-MS200-020T-ENGINE-ASSEMBLY-40MM-REPLACEMENT-COMES-ASSEMBLE-NEW STIHL-MS200-020T-ENGINE-ASSEMBLY-40MM-REPLACEMENT-COMES-ASSEMBLE READY FOR INSTALLATION $179.95 STIHL REPLACEMENT STARTER KIT, FOR FRICTION STYLE STARTERS $21.95 STIHL REPLACEMENT PROFESSIONAL SPROCKET $19.95 HOMELITE 69501 GASKET FITS FUEL GAS CAP SUPER XL, XL-12, 360, 150 SUPER EZ, 925 $4.99 Husqvarna 240 Piston Assembly 38mm $29.95 IGNITION COIL REPLACES PART # 503580501 $89.99 Husqvarna 246 Piston Assembly 44mm $29.95