Piston Ring for OLEO-MAC SC33 SPARTA 42, 44, 440BP, 440T [#004000015, 074000405] | eBay
OM43 Cylinder Piston Kit 40mm for Oleo Mac 741 Sparta 42 44 420 440 440S 440T 4400 EFCO Stark 42 44 - AliExpress Tools
Ignition Coil For Oleo Mac Efco Sparta 37 Sparta 42 Sparta 44 440t Stark 42 Bp Stark 44 Stark 44 Ic 61250015ar - Garden Power Tool Accessories - AliExpress