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ss3011 · 08-17-2013, 07:55 PM

I think Mike Senia (Yank Converters) ran a 4.5 in an Eldorado or a Seville. The engine with the head gasket problems was the 4.1 L , that problem was fixed for the 4.5 and 4.9 L engines.

08-17-2013, 07:55 PM	#4
ss3011 Senior Member Join Date: Feb 2002 Location: Southeast Michigan Posts: 909 Likes: 70 Liked 239 Times in 114 Posts	Re: 89/90 Cadillac Seville? I think Mike Senia (Yank Converters) ran a 4.5 in an Eldorado or a Seville. The engine with the head gasket problems was the 4.1 L , that problem was fixed for the 4.5 and 4.9 L engines.