Dan, I replaced my 6cyc with a 290 & it dropped in good..Got the V8 crossmember from a fellow baadassgremlin member. Used the trans that came with it but kept the rear from the 6cyc..I don't plan on racing it. You have to change the engine harness.
--- In BaadAssGremlins@xxxxxxxxxxxxxxx, "Dan M." <vegadan@xxxx>
wrote:
> I have a 77 hornet amx with a 258/4 spd. I was planning to hop up
> the 6, but am now thinking of maybe switching to an 8. I'm new to
> amc's, so I have the following questions:
>
> 1. Which v8 to use 290/304/360? Are they the same size
phyiscally?
> What years should I stay away from?
they are all basically the same size all years are ok
>
> 2. I know that the 6 and 8's use different front crossmembers, and
> that the 8 crossmemebers are pretty expensive (from what I've seen
on
> ebay). Does anybody know of or make some type of adapter mount
that
> will mate the 8 to the 6 crossmember?
I made my own and used chevy mounts and about $15 metal
>
> 3. Will the 8 mate up the the 6 trans/bell housing?
yes
>
> 4. Is there a big weight difference between the 6 and 8.
some but not a lot
>
> 5. Are there any unique headaches (like wiring, clearance issues,
> etc.) with this swap that I may encounter?
some wires need stretched and the fuel line is on the wrong side of
the motor
>
> Thanks in advance for any help.
>
> Dan
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