Will a 91 Caprice Engine 5.7 350 LT1 bolt up to a 99 Suburban 350 Vortec.

Asked by Mar 10, 2017 at 10:22 AM about the 1999 Chevrolet Suburban

Question type: General

I have an engine from a 1991 Caprice. It is a 5.7 350 LT1. I want to know if it
will bolt up to a 99 Suburban. It has the 350 Vortec Engine in it that blew

3 Answers


No it will not !

Thanks. Any particular reason as to why? Just curious.


The lt1 is a different variation on the small block than the vortec 350

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