[SEL] FMZ Gear and Timing questions.

Elden DuRand edurand at mchsi.com
Wed Dec 3 08:40:56 PST 2008


I can't belive that all you guys got it wrong!

The gear has 51 teeth and, naturally, it mates with a 25-1/2 tooth crankshaft gear.  That makes the ratio almost exactly 2:1!  

Don't feel foolish, it happens all the time.   :-)

Take care - Elden
http://www.oldengine.org/members/durand 

> -----Original Message-----
> From: sel-bounces at lists.stationary-engine.com
> [mailto:sel-bounces at lists.stationary-engine.com]On
>  Behalf Of William
> Olson
> Sent: Tuesday, December 02, 2008 11:18 PM
> To: The SEL email discussion list
> Subject: Re: [SEL] FMZ Gear and Timing questions.
> 
> 
> Hi Ron,
> 
> I also copied the picture, pasted it into a word 
> doc, enlarged it as much as I could, then printed 
> it out and carefully numbered the teeth on the 
> print out several times and got 50 each time.
>    Yes, it gets confusing around # 25 area.
> I thought I'd just add to the confusion.
> 
> 
> 
> -- 
> Thanks,  William





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