yeah I know the 289 is real cheap and easy to find... What
was the last year they were made?????
Dave
Richard Fox wrote:
>
> Dave; At least for the Ford 302 I have a solution. It's called 289. On my 2
> liter lotus and 3 liter Nissan I went to a .005 overbore which was within
> the limits and cleaned up fine. Rich Fox
> -----Original Message-----
> From: Dave Dahlgren <ddahlgren@snet.net>
> To: land-speed@autox.team.net <land-speed@autox.team.net>
> Date: Tuesday, January 09, 2001 02:08 PM
> Subject: Another great idea from the guy that brought you 300 e-mails on one
> subject..
>
> >This is long and may beg for the delete key so be warned..
> >
> >I have another great idea.. I know oh crap not this guy
> >again.. But for those who like to race within a reasonable
> >budget this will make sense although may be a nightmare for
> >the rules guys..
> >
> >let me start with a couple of assumptions and yes i know how
> >to parse the word into it's potential meaning.. seeing how
> >this is a coed list will save the definition for another
> >time for those that don't know or can e-mail me off list.
> >
> >1. LSR racing is for the most part a hobby that is done for
> >the love of it.
> >
> >2. if you can find something inexpensive that is fun to
> >drive and racey it has potential.
> >
> >3. better if you can find engines that actually came out of
> >something and don't cost a kings ransom then they might
> >have some potential even better if many are around in
> >salvage yards or they just made a zillion of them and don't
> >cost a lot for what you might be able to turn them into. Oh
> >this is an engine thing as i am an engine guy and want to
> >know little about fenders and such as that is a whole other
> >issue.
> >
> >So here goes with the great idea..
> >The problem..
> >
> >Many of the engine size breaks are right on the same size of
> >most commonly produced engines before they become 'used and
> >cheap'. the bores are worn out they need pistons crank
> >ground etc..
> >The current solution..
> >
> >If you want to build a D engine for instance. 2 engines show
> >great promise. A 320 chevy or a 302 FORD( I used caps
> >because I like FORDS).. Most of these engines need an
> >overbore of .030 or more to clean up the bore and pistons
> >are available to .060 over as the blocks for the most part
> >have a lot of iron in the walls. It is a cheap fix as
> >pistons cost the same from stock to +.060 over.. BUT the
> >gottcha is now the engine is too big. The current solution
> >is to do 1 of 2 things. Look for a used block that will
> >clean with a .010 or 0.020 overbore , buy a new block for
> >1000+ or buy a custom crank with a shorter stroke for 2000+
> >
> >These solutions are either incredibly time consuming or
> >expensive. They also apply to most of the small inch stuff
> >that is always viewed as 'cheap to race'. Most 2000 cc
> >engines are around 1990 cc stock same with 3000cc I am sure
> >there are a zillion 1498 cc engines too there are i sure too
> >others that are larger that are right on the edge of the
> >next class.
> >
> >A different solution...
> >Allow an overbore not to exceed .060 ( that ought to fix the
> >worst of the worst engines) so you can run a stock crank and
> >save the 2000 or so bucks. For most engines this amounts to
> >a few cubic inches. Some one with a calculator handy might
> >and i am sure will add to this.
> >
> >This is personal for me and I won't hide that fact. I have
> >no vested interest in the rotary deal i brought up but this
> >i do. Keith just mentioned his crank is coming in from
> >Bryant. It will be a nice piece i am sure, but an expensive
> >one. If he could have bored out the 302 might have not
> >needed the crank in the first place or at least not a custom
> >stroke one to get under the size limit. I have been looking
> >for a 3 liter engine for 2002. None to be found in my book
> >because you can't freshen one up for a reasonable cost as
> >they are for the most part 2990+ cc stock. If I do no more
> >than a service station rebuild i am illegal.. I will grant
> >you that most try a little harder than that but the concept
> >is the same. There ought to be a way to allow so many cc's
> >per cylinder for normal engine rebuilding. I have a 2000 cc
> >ford block that is .002 over.. have a lot of time in it and
> >it is junk.. just does not seem like it is a reasonable deal
> >same with most of the small chevy and FORD guys out there.
> >
> >So the question is .. Is there anyway top have a bit of a
> >window in engine size that precludes spending a ton of money
> >to not be a few cubic inches over a set limit????
> >
> >Doing a little quick math with a 302 FORD as a starting
> >point..
> >stock is 301.44 with a 4 inch bore 3 inch stroke.
> >D class limit is 305
> >302 with a .030 overbore .. real common is 306 oops no
> >good.. 0.03% over
> >
> >302 with a .040 overbore less common but safe is 307.5 1.5
> >inches 0.09% over
> >
> >302 with a .060 overbore and probably out of iron in the
> >walls..310.55
> >So the worst case is less than 2% .. and less than 6
> >inches..
> >
> >The other question is there is 1 cubic inch between classes
> >who owns that inch??
> >a good example is G class.. up to 2.00 liter F is 2.01 liter
> >to 3.0 Where are the 10cc's. I have a FORD 2 liter block
> >that will clean at 2008 cc so it is not G or F..
> >I was looking at an F engine from another car it is 3 cc
> >under 3.0 liter it will clean at 3019 cc another 'black
> >hole'.. would clean better at .020 over but that is too big
> >for sure but never the less well under the range of FACTORY
> >pistons..
> >
> >Anyone have any great ideas to fix this and help keep the
> >cost of racing down??
> >
> >Just so no one feels left out the FORD examples work for a
> >chevy 302 also... :>)
> >Dave Dahlgren
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