The cowl shape changed over time. And the 4 seater varies from the 2 seater. If the cowl is original it should work, but a replacement won't easily fit, because all cowls were tweaked for one car.
Yes the 4 seater cowl is different to a 2 seater.
22 Plus Four KIMI 12 Plus 4 Sport OZZY 08 Roadster FELIX 06 4/4 70th LOKI 77 4/4 SEAMUS 85 4/4 MOLLY