The price for the rad re-core is about right. If your 260 was
over-bored, it is "probably" (yer mileage may vary) a factor in your
overheating problem...
By the way, I'm running Motorcraft 13# rad cap...
FRANK_BONIFAZI@HP-FtCollins-om4.om.hp.com wrote:
>
> Mike,
>
> WOW! I think you may have hit the jackpot.
>
> One of the previous owners had the cylinders over-bored by 0.030. I
> only thought about the minimal displacement increase (< than 289). I
> don't know much about the differences between a 260 and a 289. Aren't
> they the same block?
>
> I know the 260 claimed to use "thin-walled" casting technology. Have
> any of you had a 260 bored?
>
> This thing is getting real interesting for sure.
>
> I called a local radiator service company yesterday and they quoted
> $185-$225 for a copper 4-core modification to my radiator. Does this
> sound about right? They'll also add a drain plug which I sorely miss
> everytime I do anything with the radiator.
>
> Thanks,
>
> Frank Bonifazi B9472682LRXFE
>
> Subject: Re: Electric fan attachment
> Author: Non-HP-MWood24020 (MWood24020@aol.com) at hp-ftcollins,mimegw2
> Date: 8/20/98 8:46 PM
>
> In a message dated 98-08-20 14:35:14 EDT, you write:
>
> << I got lots of expert advise at the event (thanks guys). Replace the five
> blade
> (stainless steel fan) with the Ford 6-blade std. steel blades (must be
> trimmed
> and hole enlarged). Put a 4-core radiator in, or have mine re-cored (any
> personal experiences out there). Take all the HI-PO stuff off the engine
> (headers, cam, 4-barrel etc.)...ouch! Block the holes around the horns (done
> -
> no noticeable effect).
>
> Bottom line is that I think my efforts are not moving me forward on this
> problem
> (maybe backwards). >>
>
> Frank-
> I think you're right when you state at the end of your post, "I'm still
> convinced it can be turned into a reliable cruiser". My Tiger used to run hot
> with the, basically, stock 260. When I dropped in the Motorsport 302, I also
> had my radiator re-cored with modern technology. Now, with a 300hp motor, the
> car runs at 180-185 all day long and only creeps up to 220 in traffic on a hot
> (95+) day. This is pretty good, considering I run a "flex" fan (which I've
>been
> told to junk) and no other cooling system related mods. Short answer: Have
>your
> radiator re-cored!
> One other thought: Do you know if your block has been bored out? Anything over
> .030 is a definite recipe for terminal temp control problems and some castings
> can't seem to even tolerate .030 in the Tiger environment.
> Mike Wood
> B382002273
--
Ken Tisdale Sr. Sales Engineer
Pulsecom 303-403-1968
ktisdale@ix.netcom.com FAX: 303-432-8967
ken.tisdale@pulse.com
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