TB measurements

[George16v]

I am trying to find the measurements for the original piping that comes off the TB on a mk1/mk1 172. The end that would go over an IK, looking for the internal diameter, I think it is 80mm but not sure.

Thanks

 

[George16v]

all I can find is this which is from the K&N website but dont think it is any of these:

Base Outside Diameter: 5.875 in (149 mm)
Flange Inside Diameter: 4.5 in (114 mm)
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Height: 4.5 in (114 mm)
Top Material/Finish: Chrome
Top Outside Diameter: 4.5 in (114 mm)
Top Style: Metal
Weight: 3.6 lb (1.6 kg)
Product Box Length: 9 in (229 mm)
Product Box Width: 9 in (229 mm)
Product Box Height: 9 in (229 mm)

 

[George16v]

come on guys, Ben or Jay must know this one?

 

[BenR]

I cant remember too much, but i think the MK1 was 72 and the MK2 was 70 but had a more advanced entry profile.

 

[BenR]

Or maybe its 80 and 78......really cant reember lol

 

[George16v]

ok cheers anyway matey!