Mark,
I guess the important thing is to make sure the header tank filler neck is
higher than the engine or there could be cooling system problems from
cavitation and air pockets. I don't see any other problems.
Mike
----- Original Message -----
From: "Mark Sedlack" <msedlack@neo.rr.com>
To: "Datsun Roadster Mailing List (E-mail)"
<datsun-roadsters@autox.team.net>
Sent: Tuesday, June 11, 2002 9:43 AM
Subject: Radiator mounting for custom
> As some of you know, I'm working on an engine swap - GM V6/T5 into a 66
Datsun
> Roadster - and I'm
> at the point of figuring / fabricating the radiator mounting.
> A 4 row, 14 x 18 x 2.75" aluminum radiator came with the car and I'd hope
to
> use it rather than buying another.
> It appears that I have two choices given the space available.
>
> I can either mount the rad upright in front of the engine, with the bottom
> down between the frame rails, but offset about 6" to the passenger side to
> clear the steering gearbox. This would require the fabrication of an
> elaborate airbox to seal between the rad and the front of the car. Could
> use either an engine driven or electric fan (pusher or thin puller).
>
> The other option is to mount it tilted back at an angle of 35-45 degrees
> with the bottom almost level with the frame rails, just behind the grille,
> The airbox for this would be much simpler to fabricate - basically a
flanged
> box cut at an angle. This approach would require an electric puller fan
> mounted on underside.
>
> I put a page on my server to illustrate
> http://home.neo.rr.com/mark2000/images/datsun1600/radiator/radiator.htm
> The links below have a lot of other in progress photos as well.
>
> I know that quite a few vettes had the rad tilted back, and I seem to
recall
> that several older sports cars like the Cheetah, etc. did the same.
>
> My questions are: does anyone know of any problems that might be
attributed
> to a tipped back radiator? Is there a limit to how angled it can be (i.e
30
> deg is OK but 45 is not)? Anything else (i.e. trapped air, etc)?
>
> Mark Sedlack
> OROC
> Cuyahoga Falls OH
> 66 1600 http://home.neo.rr.com/mark2000/images/datsun1600/
> 77 280Z http://home.neo.rr.com/mark2000/images/datsun1600/Z/Z.htm
>
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