[Farmall] Farmall 504 diesel engine

[Jim Becker]

Just a wild guess, maybe the indivudual components of the Diesel are enough 
heavier to make it necessary.

Jim Becker        jim.becker at verizon.net

----- Original Message ----- 
From: "Dean Vinson" <vinsond at voyager.net>
To: "Farmall/IHC mailing list" <farmall at lists.antique-tractor.com>
Sent: Wednesday, January 19, 2005 5:01 PM
Subject: Re: [Farmall] Farmall 504 diesel engine


> Mike Sloane wrote:
>
>> Yes, according to the parts manual, that is the balancer drive. It is not 
>> on the gasoline version of the engine.
>
>>> When taking the crankshaft out of a 504 diesel. What is the unit that is 
>>> bolted to the bottom of the block in the center of the crankshaft for.
>
> Just out of curiousity, does anybody know why the balancer wasn't used on 
> the gasoline engine?  My loose and pretty un-schooled understanding is 
> that four-cylinder engines are inherently unbalanced at higher RPMs due to 
> the differing travel distance of the connecting rods on the upstroke vs 
> downstroke, or something like that, while six-cylinder engines are 
> inherently balanced.  But as I think about it, it seems the connecting rod 
> physics would be the same regardless of number of cylinders.  And either 
> way, assuming the diesel and gas engines are both four-cylinder, I'd have 
> thought they'd both have an equal need for a balancer.
>
> Dean Vinson  --  Dayton Ohio
> <http://my.voyager.net/~vinsond/>