Aux Tank vs Main Tank

Tom Katzenberger

Well-known member
Jun 26, 2019
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Guys,

Is there any difference between the main tank and the Aux (Front) tank?

I noticed that the rear (main) tank has a bung plug in the top front left corner. The Birchaven did not use this access for the generator.

I would like to switch the tank locations and use the main tank in the front Aux position and utilize the top bung for the fuel return line.

Thanks for any thoughts and opinions.
Tom K.
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Tom & Oki Katzenberger,
Kingsville, Maryland,
1977 23' Birchaven, 455 C.I.D.
 
But that gen bung pick up goes to about 1/4 way up from the bottom. Not sure that matters.
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John Lebetski
Woodstock, IL
77 Eleganza II
 
Tom,

There is a difference that matters. The vapor vent for the main tank is at the rear and the one for the auxiliary tank is at the front.

Matt
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Matt & Mary Colie - Chaumière -'73 Glacier 23 - Members GMCMI, GMCGL, GMCES
Electronically Controlled Quiet Engine Cooling Fan with OE Rear Drum Brakes with Applied Control Arms
SE Michigan - Near DTW - Twixt A2 and Detroit
 
Thank you guys.

I may just weld a stainless bung to the top left corner of the Aux (Front) tank and install a tight shallow 90 degree fitting.

Tom K..
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Tom & Oki Katzenberger,
Kingsville, Maryland,
1977 23' Birchaven, 455 C.I.D.