Can I mechanically modify PCIe connectors to accept wider cards?

pcie slot pinout   Dan pciex1 slot

PCIe Host Port PCIe x16 Edge Finger ; Internal PCIe Port Four SFF-8654 4x 85ohm 38pin Connectors Connector Pinout ; Power Connector 3V3aux

The PCIe card slot connector is often used on system motherboards to enable PCIe expansion cards to be added, such as graphics or network adapter cards DSTREAM PCI Express Mini Card pins and signals Pinouts > Computer buses and slots connectors · 52 pin mini-PCIE edge pcb connector

pg slot picture Comments6 · Explaining PCIe Slots · How to add PCIE to FPGA PCIe cards will not work in this slot It only accepts legacy PCI cards Here is the PCI-Express page on Wikipedia showing pinouts,