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Old 07-28-2011, 07:09 PM
t-bird-art t-bird-art is offline
 
Join Date: Apr 2002
Location: Daytona Beach Florida
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Speaking of fire.

Engine compartment fires are no accident or bad luck.

Water/coolant ALWAYS has to flow thru the water jacket under the carburator. Without water flow, the fuel in the carb bowles will boil producing gas vapors that ignite even at normal engine operating temperatures.

Particularily on the 61-63 Birds, original correct heater cores with built in shut off valve are not available. People are replacing heater cores with one that fits and instaling an aftermarket shut off valve in the engine compartment.

Following the 61-63 manual for heater hose routing, the shut off valve will stop coolant flow to the water jacket!

Again, without proper coolant flow under the carb, the carb heats up and fuel boils producing gas vapor that ignite.


You have to use heater hose routing used on 64-66 Birds. This routing provides coolant flow under the carb when the shut off valve is open or closed.

Another case:
Incorrect/inadequate insulation gaskets between engine and water jacet and between water jacket and carb. Again, incorrect gaskets allow carb to heat up and boil the gas. Proper gaskets are critical.

The gas vapors are another reason to never run a overheating engine.

ALWAYS carry a fire extinguisher in the back seat.
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