Must've ordered the wrong one at some point, I cant remember. All I know is this looks like an opti or X model reed plate gasket and I don't own either. $20 plus shipping and its yours, new list price is $38

Looking up the PN shows that it fits:

200 DFI JET DRIVE - 200 DFI M2 JET DRIVE (PUMP) 200XS SST - 200XS SST
2.5XS DFI (2.5L) - 2.5XS 2.5L DFI 200XS DFI (2.5L) - 200XS DFI (2.5L)
175 PROXS (2.5L) - 175 PROXS (2.5L) 240 EFI AND 240 EFI M2 JET DRIVE - 240 EFI M2 JET DRIVE (PUMP)
200 DFI JET DRIVE - 200 DFI JET DRIVE (PUMP) 200XS DFI (2.5L) ROS - 200XS DFI (2.5L) ROS
225X EFI PROMAX - 225X EFI PROMAX 200 DFI JET DRIVE - 200 DFI JET DRIVE (POWERHEAD)
240 EFI AND 240 EFI M2 JET DRIVE - 240 EFI JET DRIVE (POWERHEAD) 240 EFI AND 240 EFI M2 JET DRIVE - 240 EFI JET DRIVE (POWERHEAD)