[Healeys] Transmission OD - 22% vs 28%

[Eric (Rick) Wilkins]

I've also got the 28% with 3.54:1 rear end.

Perfect for driving at modern freeway speeds.

I have a chart at my website, too. Has a few popular tire and gear  
combos showing speed/RPM all over the ranges:

http://www.ewilkins.com/wilko/healeygears.htm

Wilko

On Feb 21, 2008, at 7:11 AM, John H wrote:

> Listers,
>
> I am swapping tranmissions in my BN7.  One coming out is a 22% side  
> shift.  The one going in is a 28% side shift and just rebuilt.  
> Bundled with my 3.54 Lempert gear set should give me great cruising  
> capabilities on demand.
>
> Question:  the 22% has an enclosed area with a removable cover where  
> the solenoid shaft engages and disengages the OD (to keep debris and  
> moisture out, I assume)  The 28% does not have this enclosure  
> leaving it exposed to debris and moisture.
>
> The parts manual shows only a metal deflector (called a stone gaurd)  
> in front of the solenoid.  Is this correct? and is there a way to  
> convert to the enclosed version, which seems safer in the long run?
>
> Thanks in advance,
>
> John Homonek
> Atlanta Chapter AHCA
> 1959 BN7
> 1960 AN5
> 1974 Jensen Healey
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