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Old 05-06-2010   #21
tomtom72
 
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Join Date: Dec 2004
Location: Jacksonville, FL USA
Posts: 4,637
Default Re: DOHC comes back?

Actually I just forgot that the LT5 would not fit in the C5-C6 chassis and allow for the frontal area that the aero people were trying to achieve......I think I read that in Mr. McLellan's book.

Okay so the Modular motors are not hand assembled. I would have to think that by now a lot of the hand work could have been given over to robots even on an LT5, no? Besides what's the big deal the ZO6 motors are hand assembled? On a car as expensive as a corvette you can hide that cost in the price of the car or offer a DOHC as an option. Okay I'm not being realistic, maybe. I know that Ford tested the prototype DOHC's almost as severely as the LT5 was tortured.....almost to death and Ford couldn't break their modular prototypes either.

Kevin, I am too far out of touch with internal motor parts to say anything about the powdered metal con rods & pistons. I'm from the era that if you needed strong internal motor parts you used forged steel parts, unless it was a medium to low performance application. I remember that back in the late 60's & early 70's the 327 FI con rods and then later the LT-1 "Pink" rods were the best you could get on a budget....if you needed more you had to go aftermarket. One thing was all those parts were forged steel, pink rods and aftermarket ones. Back then nobody had Titanium anything inside their motors for the street.


Tom
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Old 05-10-2010   #22
LT-5 Music
 
Join Date: Sep 2007
Location: NY State
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Default Re: DOHC comes back?

Evolution Performance just ran 11.82 in the 1/4.

http://www.youtube.com/watch?v=5Qc4X...layer_embedded

Dyno and track footage.

Motor/exhaust sounds great.
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