Seeking: Short "turkey feathers" from Revell 1/32 Phantom F-4

[Mensaboy]

1/32 Phantom kits come with one of two types of "turkey feathers" (the ring of exhaust cone petals): short or long. Some X-wings used the long variant, but I'm doing Red 2 and therefore need the short variant. 

Here's what the long ones look like:



Here's the short ones:

i may be losing my mind here, but i thought that was just the same part cut shorter