[AT] Magnetoes

[Keith Kinney]

What would be the correct magneto for a 1930 Case model C?
Thanks.
Keith


At 10:01 PM 12/21/2006, you wrote:
>    Most magnetoes were standardized in 1939. Prior to this, many 
> manufacturers had their own magnetoes and mounting system. The 
> industry standardized magnetoes to 3 commom types of mounting and 
> operating system. The common flange mount is available with gear 
> drive and the cross tang drive. The base mount was either shaft or 
> cross tang drive. The magnetoes are virtually interchangable 
> between engines with the same number of cylinders and drive 
> arrangement. The primary difference is in lag angle for starting, 
> which with most tractors is not that much different and can be 
> changed. Rotation can be changed by reversing the direction of the 
> impulse coupling spring and aligning the rotor drive gear.
>    During WW11, Case tractors could have come from the factory with 
> any of 5 different magnetoes. Virtually all of the Case magneto 
> production was devoted to building magnetoes for aircraft engines, 
> so to keep the tractor lines running they bought mags from 
> Faribanks-Morse, Wico, IHC and Bosch. My 1944 Case S has a IHC 
> magneto from the factory.
>
>                        Gene
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Keith Kinney
Evansville, Indiana  USA
www.HerculesEngines.com