To get it to the Tillotson level it will need a few parts
$10
OMB Warehouse - Go Kart Parts and Mini Bike Parts. OEM and Aftermarket supplier of Outdoor Power Equipment Parts, Arborist and Landscape Supplies.
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$120, 8 degrees advance built in.
ARC 6619 billet flywheel for Predator 224 Ghost and as Honda GLX 160 performance parts. Get top-quality and OEM standard parts from OMB Warehouse for increased engine performance
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$133
OMB Warehouse - Go Kart Parts and Mini Bike Parts. OEM and Aftermarket supplier of Outdoor Power Equipment Parts, Arborist and Landscape Supplies.
www.ombwarehouse.com
$115
Order for high-quality spares and performance kit from OMB Warehouse. Check out our 22mm Mikuni carburetor for Predator 212 & 224. An affordable way to boost engine performance
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$578 total compared to the $800 for the Tillotson.
I'd probably swap out the piston and rod too.