GRAND PRIX -CPU/DISPLAY SET (2 chips)SKU: CPD-GPRIXC$26.00PriceQuantity*Add to CartSTERN ROMSSET OF 2 (.450/.400) ROM REMOVAL & INSTALLATION INSTRUCTIONShttps://www.pinballrom.com/_files/ugd/0a3635_1f0af8ba09644eb78d30e50f112cf374.pdf