FJ40 motor change.

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Joined
Oct 1, 2026
Threads
2
Messages
15
Location
Placerville CA
New to the FJ world. And first post.
Recently acquired a 72 that has already been SBC and 4spd swapped. I’m wanting to put in a DBC LM7. From what I am reading most of the work and adapting is already done. Anyone have experience with this? A possible throw-out bearing and clutch arm change. Thicker pressure plate. Any other major things I should be aware of? Appreciate your input.
 
This video isn't specific to a FJ-40 but it does cover swapping a SBC gen 1 to a LS. What I like is it addresses some of the small things that seem to get skipped over. He also provides links to the parts he purchased.

 
This is what I did with mine. You’re hitting the high notes on what’s needed. I can’t remember exactly all the stuff, but there’s lists online that’ll spell out what you need. Biggest thing I remember is the wiring harness, ecu flash and deciding on a fuel pump.
 
This is what I did with mine. You’re hitting the high notes on what’s needed. I can’t remember exactly all the stuff, but there’s lists online that’ll spell out what you need. Biggest thing I remember is the wiring harness, ecu flash and deciding on a fuel pump.
yes thank you for the info ill look for it, i did my C10b recently so i got a basic understanding of it but this FJ is a whole new ballgame for me. I like to research this stuff so I'm only buying the right parts the first time. branding really matters when it comes to these thing so that's why I'm here with this base of enthusiasts.
 
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