[Healeys] K&N filters for a BJ7

[Austin Healey]

Hi,

I am right that the  KN56-9247 does not have any holes drilled in it? It is
a plain "closed box" without the main/secondary air and the fixing holes?

Gergo

2011/5/24 Bob Spidell <bspidell at comcast.net>

> I have 6" X 1.75" pancake-style K&Ns on my BJ8.  The rear filter has the
> holes in the center, the front is a custom-fab with the filter riding as low
> as possible.  Still, the front barely clears the shroud and the fresh air
> duct.  My guess--this is only a guess--is that the thickness might give you
> trouble on the front filter.   Or, since the top of the frustum is smaller
> you might be OK.  Hard to say--you might try measuring the clearances or
> fabbing a mockup out of styrofoam to see how it'll fit.
>
> The typical K&N setup has stainless plates for the top and bottom of the
> filter.  You'll need some kind of plate to backstop the bolts.  I'm using
> stub stacks from APT (www.aptfast.com).  You might give David Anton at APT
> a call and see what he thinks.
>
> I fitted the K&Ns after driving through a dust/sand storm in Death Valley,
> and imagining all that grit getting into my engine.
>
> Bob
>
>
>
> On 5/23/2011 7:16 PM, Peter Schauss wrote:
>
>> The K&N web site recommends part number 56-9237 which is a frustum with
>> dimensions 5 7/8 ->3 1/2 x2 11/16" thick.  A thread in the archives
>> suggested their custom filter # 56-9247 which requires drilling holes for
>> the mounting bolts and the air passages.
>>
>> Any thoughts on the relative advantages or fitting issues?
>>
>> Thanks,
>> Peter Schauss
>> 1963 BJ7
>> 1980 MGB
>>
>>
>>
>
> --
> *******************************************************************
> Bob Spidell           San Jose, CA            bspidell at comcast.net
>
> *******************************************************************
>
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