Re: [AMC-List] 2006 - 55 = 1968
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Re: [AMC-List] 2006 - 55 = 1968



" From: "Mahoney, John" <jmahoney@xxxxxxxxxxxxxxxxx>
" 
" 
" >>
" afaik since they introed the 472 they've had only one caddy v8 [472,
" 500, 425, 368], and that was a redesign of the previous 390/429.
" <<
" 
" No, it wasn't.  GM's leap beyond the 440 and 462 (Chrysler and
" Lincoln) for 1968 was an *all-new* engine.  The 390's 4.00 x 3.875
" had been bored and stroked (4.13 x 4.00) in '64, but [80-pound
" heavier] 472 was 4.30 x 4.06.  The '70 500 was a 472 stroked to
" 4.30 that, until 505 V-10 Viper debuted in '03, remained modern US
" regular production displacement king.  The 472, lightened (by
" 100-pounds) and lessened (4.08 x 4.06 = 425; 3.80 x 4.06 = 368),
" became the L33, L35, and L61.

i stand corrected.  either way, if the caddy hei does fit the amc,
it'd be from a mid/late-'70s 472-gen v8.

and btw i recall when the 472 came out, a caddy engineer said 'there
was room for 600 cubic inches'...

ps. '67 was the swan song for the ford 'mel' engine family.  i
speculate that some emission reg kicked in for '68 that caused lincoln
to switch to the 460 starting 1/01 - mid-model-year.  in some ways
this was a step down; since the 462 [and ancestor 430] was built only
for lincoln, they could afford to be more particular about it.  i read
in the lcoc club newsletter that every one of these engines was run
for 2h on a dyno, including 30m at full throttle, prior to assembly
line installation.  certainly it is true if anecdotal that they are
famous for going 250 000 miles without needing overhaul.

i don't think the 460 has that kind of rep.
________________________________________________________________________
Andrew Hay                                  the genius nature
internet rambler                            is to see what all have seen
adh@xxxxxxxxxxxxxxxxx                       and think what none thought
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