fi bl 18 box design

[rjh]

need help ported box for a fi bl 18 daul 2 ohm 2003 chevy tahoe lots of room i have 2 mtx 7801s amps

[Joe X]

Here is a suggestion:

Enclosure Specifications:

Fb = 34 Hz

Vb = 6.4 ft^3

External Height = 19 in

External Width = 38 in

External Depth = 28 in

Port Width = 7 in

Cut Sheet List:

* All Dimensions in Inches.

* Wood Thickness is 3/4 for all Parts.

External Enclosure Parts:

2 x Top & Bottom (3 parts) = 38 x 28

Left & Right Sides =

Side 1 = 26 1/2 x 16 3/4

Side 2 = 27 1/4 x 16 3/4

Front = 30 1/4 x 16 3/4

Back = 38 x 16 3/4

L Port Internal Assembly Parts:

Front to Back = 19 1/2 x 16 3/4

Extension = 2 x 16 3/4

Assembly guide (generic dimensions):

BTW you were working with Pioneers before right?

[rjh]

got my hands on fi

[rjh]

whats a good tune for that sub

[Joe X]

The above is set to 34Hz.

[AllanLuberda]

i like the design above

[youngbass98]

in a tahoe a side blowing port will probably sound bad

[rjh]

any idea on port location

[Aj11]

if you push it up against the tail gate should sound fine. it's all about where you put the box, like i need to tell you guys!