LETS SEE Fuji 32 magneto $300.............................................. ................Fuji 32 EI $400
New Ryobi 31 $60, Wacker mag conversion $60....................... New Ryobi 31 $60, CH ignition $120 conversion kit, Wacker Muffler and mount $43.
Garage sale Homelite 30 $10, Wacker conversion $53................Garage sale Homelite $10, CH ignition conversion and Mtr Mt $132, Wacker muffler $25
Looks like about %50 off by rolling your own. A little garage sale cruising will find lots of "broken" weedies in the $10 range.
Sorta like ARF vs Kits vs Scratch building