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Keeping bugs out of the rad's

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  #11  
Old 04-20-2007, 07:13 PM
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  #12  
Old 04-20-2007, 07:45 PM
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Default RE: Keeping bugs out of the rad's

Neither one of them will cover the whole radiator, all they do is just cover the front grill[] I too would like to find one that will fit under the hood and cover every thing not just the part behind the grill.
 
  #13  
Old 04-20-2007, 10:31 PM
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Default RE: Keeping bugs out of the rad's

ORIGINAL: kingdog

Mayfair, let me help
I found this else where on the web

Ralph


[IMG]local://upfiles/15626/0B36BF1C24D5436EA00B3E14177D413A.jpg[/IMG]
Mayfair has been slipping since he got back from vacation.
If he dosn't watch out he will lost the smart a$$ title.
 
  #14  
Old 04-20-2007, 10:32 PM
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Default RE: Keeping bugs out of the rad's

ORIGINAL: kingdog

Anyone able to recommend a good bug screen to keep the pesky little fellers out of the rad ?
Ralph
In Florida in love bug season the only sure fire way is to drive in reverse.
 
  #15  
Old 04-21-2007, 12:39 PM
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Default RE: Keeping bugs out of the rad's

Is this what your talking about??

[IMG]local://upfiles/21803/F4DF4E2A705743688AB2033A56884DA0.jpg[/IMG]
 
  #16  
Old 04-21-2007, 03:07 PM
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Default RE: Keeping bugs out of the rad's

Thats classic lol. Will putting screen material in there cause any problems. I think it reduces airflow by at least 25%?
 
  #17  
Old 04-22-2007, 11:52 AM
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Default RE: Keeping bugs out of the rad's

Just about every automotive engineer would agree that one of the easiest ways to improve highway fuel economy on trucks is to limit the airflow through the radiator to the minimum needed to keep the coolant temperature in the 210-240 degree range.

The MPG improvement is not large (0.25 to 0.50)
but real.

Any excess air flowing through the grille and radiator ends up going underneath the rough underside of the vehicle, which is doubly bad because
it both increases aerodynamic drag and makes the vehicle more unstable at high speed.

Notice in this old press release from Chrysler
that one of the tricks they used
was to have louvers on the grille that adjusted airflow
which was part of a system they claimed improved MPG
by about 5%:
-----
It's Called MAGIC, But It's Pure Engineering from Chrysler Group

* Small Changes to Engine, Vehicle Add Up to 25 Percent Better Fuel Efficiency

AUBURN HILLS, Mich., June 13 -------- Chrysler Group
researchers are using a series of small steps in engineering to produce a
giant leap in fuel efficiency that could benefit consumers in the not-too-
distant future.
With a series of engineering changes to Chrysler's standard gasoline-
powered, 4.7-liter V-8 engine, researchers have produced an engine with 14
percent better fuel efficiency. The cost of those changes: less than $200 per
engine. The project has been nicknamed the MAGIC engine, which stands for
Multiple Approaches to Great Internal Combustion. The improvement in fuel
efficiency was achieved with no sacrifice in emissions, power, cost, weight,
engine life or other engine characteristics such as noise, vibration or
harshness.
"We call it the MAGIC engine, but it's really pure engineering," said
Thomas Moore, DaimlerChrysler Vice President and head of the Liberty &
Technical Affairs advanced technology research group in Rochester Hills,
Michigan. "Our goal was to demonstrate that all these little changes actually
work in the real world and add up to major improvements in efficiency. Today
we can say that it all works."
Eight different design and engineering changes were made to the standard
engine. "Most of these changes are not new, and individually, they produce
miniscule gains in fuel efficiency," Moore said. "The idea of the MAGIC
engine is to package them all together so the overall gain is significant."
As a next step, Chrysler engineers packaged the MAGIC engine into a Dodge
Durango SUV with several additional design changes to enhance fuel efficiency.
That vehicle, project Apollo, achieves an overall improvement in fuel
efficiency of 25 percent.

Total additional costs for project Apollo are only about $700 per vehicle.
Areas of improvement are:
* Increased compression ratio (4 percent) -- resulting in greater
efficiency and lower emissions -- through:
+ Intake port air-gap thermal barrier.
Chrysler Group has applied for a patent for this innovative feature.
+ On-demand piston oil-squirters
+ Precision cooling system

* Charge motion control (5 percent). Use of swirl control valves to
enhance flame propagation during warm-up and partial load
This also enables increased EGR (Exhaust Gas Recirculation)

* Friction loss reduction (4 percent). Design changes to lower friction
at no extra cost:
+ Crankshaft offset
+ Reduced oil-ring tension
+ Shortened coolant jacket

* Parasitic loss reduction (1 percent). New design oil pump with reduced
internal leakage and reduced friction

Chrysler Group engineers used the same incremental approach to fuel
efficiency improvements in the Dodge Durango SUV fuel efficiency demonstration
vehicle.

The Apollo project includes the following enhancements:

* A 12V alternator/restarter to allow transparent shutdown and restarting
of a warm engine in stop/start traffic conditions (4 percent)
* Improved cooling technologies, including electronic thermostat,
electric water pump, transmission temperature management and multi-mode
temperature strategy (5 percent)
* Improved undercarriage aerodynamics (belly pans and air dams) and
grille shutters resulting in reduced drag (1.2 percent)
* Electro-hydraulic power steering (1 percent)

"Engineers have been improving the internal combustion engine for 130
years, so big improvements are hard to come by," Moore said. "We made the big
improvement one small step at a time."



 
  #18  
Old 04-22-2007, 12:35 PM
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Default RE: Keeping bugs out of the rad's

It may look funky but it does cut down on the bugs that get into the condensor and the need to clean it.
When the screen gets to bad, Ill take it off, cut another piece and reinstall it.
As for reducing air flow, Iv had it on for about 6 months and havent noticed any increase in temp.
 
  #19  
Old 04-22-2007, 03:27 PM
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Default RE: Keeping bugs out of the rad's

Donnie,

Not to bad looking. Just 1 Q, do you get very many bug in the very top part of the radiator that is not covered by the screen?
 



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