DeTomaso Mailing List: November 2000, Message #169

:) dyno..? I call about that 500+hp 427 engine, dyno..? what dyno sheet..? 
They told me that they build a lot of engine and it will put out 500+hp. So 
were the dyno sheet...???

>From: David Doddek <pantera@pobox.com>
>Reply-To: David Doddek <pantera@pobox.com>
>To: Multiple recipients of list <detomaso@realbig.com>
>Subject: building engines
>Date: Fri, 3 Nov 2000 23:31:10 -0500
>
>I cant believe that there are so many stupid people on this list.  People
>take everything a person says to extreems.
>
>Yes you can build a high HP engine.  Will it live or not??  That depends on
>how it is used.  If you build a street engine and proceed to turn it 9000
>rpm down the drag strip pass after pass with 400HP worth of NOS.  OR if you
>want to run it all day long at 8000 rpm on a road course every weekend,
>No, then the engine will not live.  But if you want to do this with an
>engine, you dont build a street engine.
>
>I belong to more clubs than just POCA.  I also belong go a car club for
>Drag racers.  Some of these engines dont live long,  Some have ran for
>years of track time and lived.  It depends on how much the parts are
>pushed.  It all boils down to how you use the engine.
>
>If you build an engine with Good quality parts, set up the clearances right
>and dont push it beyond the design limits, then it will live.  Look at a
>factory car now days.  The LS-6 puts out a conservative 385 HP but more
>like 450HP from a 350 cubic inch engine that gets 27MPG and passes
>emissions.  It will live if you routinely push it to 6000 rpm.  And it
>doesnt have race parts.  Take the rev limiter off and dump in a bunch of
>boost or NOS and it will blow up.
>
>Want a warranty, the factory gives them.  But you can still blow up one of
>those engines.  Replacement street engines give a 1 year or 10,000 mile
>warranty.  Want a warranty on a high performance engine?  Good luck.  How
>does the engine builder know how you are going to use it.  It may last
>200,000 miles if you never turn it over 4500 rpm.  Turn it over 8000 rpm
>every day and it may not last 3 months.
>
>Can you get a 500 street HP??  why not.  Edelbrock gets 420HP from a 350
>chevy with their standard Performer RPM dual plane intake package.  That is
>1.2 HP per cubic inch.  Build a 427cid small block and you would get 512HP.
>  Why should one 1.2 hp/cube be any less reliable than another 1.2 hp/cube.
>
>It all depends on how it is used.  I have build engines that put out some
>good HP.  I have had some failures.  Both times it was my fault for being
>cheap.  Once because I tried to run turbos with stock valves instead of
>using turbo compatible valves.  The second time because the Machine shop
>screwed up and I did not catch it which resulted in a valve sticking while
>driving down a highway and normal speeds.  My latest engine is doing great
>and it has been putting out near 600 HP for 8 months now and 8000 miles.
>
>Now, what does an engine need? That all depends on preference.  Want a
>$5000 EFI system, then that is what you get.   Do you need it to make HP,
>NO.  Do all EFI sytems cost $5000, NO, only the ones you want to look
>really cool.  I have in fact seen some very simple EFI systems in racing
>making increadable amounts of power without looking like webbers.
>
>Lets all be reasonable from now on and quantify our comments.  And for the
>record, if I sold engines, then I would tune them on the local dyno and
>provide dyno sheets.
>
>Dave "gets pissed off easily by idiots" D
>
>
>

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