price: from 15 NZD platforms: Plus4, C64, C16
Turns a 6502 Into a Drop-In 6510, 6510T, 8501, 8502 Equivalent
Takes a more easily obtainable standard 6502, or possibly a new W65C02, into 6510 or 8501.
It has no programmable parts but implements the extra functions using discrete logic.
Available as a kit or assembled, with or without tested 6502. Also available as open source.
Find out more / buy at: https://monotech.fwscart.com/MOS_CPU_Replacer_(65108501)/p6083514_21591072.aspx