1986 C20 Suburban LB7 A1000 swap

ejs262

New member
Mar 31, 2026
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howdy, I'm Eric, I have a 1986 C20 Suburban, the 7.3 isn't mine.

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and I picked up a 2004 LB7

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I made my own mounts and modified my center link to clear the oil pan.

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and my own trans crossmember

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I grafted the stock engine bay fuse block to the stock fender to simplify wiring.

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2004LB7

Super Moderator
Staff member
Dec 15, 2010
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Norcal
Awesome. We love these kinds of builds. Keep us updated on progress and let us know if you have any questions