I’d give that a wide birth if I was you mate, the thickness of it alone could cause issues especially if you are running a big intercooler etc
also their knowledge of fast Fords is lacking a bit if we are being honest, their sales pitch says for Escort Cosworth 1986-1992

there weren’t no escort Cosworths in 1986, the escos followed the 4x4 sapphire Cosworth around 1993