Saddle tank delete with carburation

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Travlr

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C
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1978
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K20 Camper Special
Engine Size
350
I'm doing a body swap using a '78 Chevy chassis including complete power train, and a '58 M37 military truck.

I saw some saddle tank delete threads but nothing on earlier trucks. Mine is a 1978 K20 Camper Special and the fuel tanks have got to go.

I've seen that later trucks are using a 31 gallon tank from a blazer which I'm assuming fits between the frame rails behind the axle.

I found a 40 gallon tank that fits a Suburban listed here: https://www.classicindustries.com/product/1978/chevrolet/k20suburban/parts/ft5016a.html
and I'm wondering if anyone has experience with using this style tank in a pickup?

I really don't want to buy a 40 gallon tank if a smaller tank will fit better, so any help will be much appreciated. Especially if you've actually done or helped to do what I'm doing.
 

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DoubleDingo

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81-C20 Silverado Camper Special-TH400-4.10s; 65-C20 with 4:57 gears and Borg Warner Overdrive
Engine Size
Carb'ed Vortec 350; 1972 L48 350
1 40 = 2 20s, go big and be done with it
 

DoubleDingo

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1981, 1965
Truck Model
81-C20 Silverado Camper Special-TH400-4.10s; 65-C20 with 4:57 gears and Borg Warner Overdrive
Engine Size
Carb'ed Vortec 350; 1972 L48 350
Yeah... but will it fit without being a pain in the a**?
It fits on the burbs. There are a couple members that have done the rear tank installation on their trucks, hopefully they will chime in. I still have two side tanks and plan to keep them as long as I possibly can.
 

SquareRoot

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Truck Model
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Engine Size
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I saw some saddle tank delete threads but nothing on earlier trucks. Mine is a 1978 K20 Camper Special and the fuel tanks have got to go.

I've seen that later trucks are using a 31 gallon tank from a blazer which I'm assuming fits between the frame rails behind the axle.

I found a 40 gallon tank that fits a Suburban listed here: https://www.classicindustries.com/product/1978/chevrolet/k20suburban/parts/ft5016a.html
and I'm wondering if anyone has experience with using this style tank in a pickup?

I really don't want to buy a 40 gallon tank if a smaller tank will fit better, so any help will be much appreciated. Especially if you've actually done or helped to do what I'm doing.
Are ya stupid?
 

SquareRoot

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It fits on the burbs. There are a couple members that have done the rear tank installation on their trucks, hopefully they will chime in. I still have two side tanks and plan to keep them as long as I possibly can.
Possibly can? What would make it impossible?
 

DoubleDingo

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Right where I am
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Bagoomba
Truck Year
1981, 1965
Truck Model
81-C20 Silverado Camper Special-TH400-4.10s; 65-C20 with 4:57 gears and Borg Warner Overdrive
Engine Size
Carb'ed Vortec 350; 1972 L48 350
Body swap to an M37.

Is there some kind of reason to keep them?
I forgot your username, so I also forgot about your unique project.

First check with DMV to see if your project is feasible, and only then move forward with modifications.
 

rusted nuts

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k20
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4cly diesel
`
I forgot your username, so I also forgot about your unique project.

First check with DMV to see if your project is feasible, and only then move forward with modifications.
Use the M- 37 tank.
 

SquareRoot

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K20
Engine Size
350
Maybe you could define it for me...
Alright. I didn't realize what your project was about. Now that I do, I understand the logic for your question. My bad.
 

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