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 16" CHAINSAW CHAIN, 66DL .325", .050" 66 drive link 20" REPLACEMENT CHAINSAW CHAIN, 78DL .325 REPLACES SPUR SPROCKET, .325" PITCH, NEW Our Price: $19.95 Our Price: $19.95 Our Price: $24.95 Our Price: $19.95 REPLACEMENT STARTER SPRING, REPLACES OEM #501763101. NEW OREGON 100' ROLL OF .325 PITCH, .050 GAUGE CHISEL CHAIN JONSERED 18" BAR & CHAIN COMBO FITS 520SP, 525, 535 450, 455 490, 590, 49SP 510 & OTHERS HUSQVARNA 40,45,49, JONSERED 2050, 2045, 2041 42MM CYLINDER KIT, 503440802 Our Price: $9.95 Our Price: $399.95 Our Price: $44.95 Our Price: $89.95 Share your knowledge of this product with other customers... Be the first to write a review Husqvarna 36 Piston Assembly 38mm $29.95 STIHL REPLACEMENT 49 MM SHORT BLOCK. ASSEMBLED IN THE USA $139.95 CRANKSHAFT MAIN BEARINGS .25 FITS BRIGGS & STRATTON 821293 DAIHATSUU DIESEL $99.95 POP UP PISTON KIT STIHL 044, MS440 10MM WRIST PIN, 50MM KIT EXTRA COMPRESSION $37.95