[T3] Old Type IIIs

[Jim Adney]

On 25 Feb 2011 at 0:32, Bobsnotch at aol.com wrote:

> In a message dated 2/24/2011 11:29:23 P.M. Eastern Standard Time,  
> jadney at vwtype3.org writes:
> 
> On 24  Feb 2011 at 13:34, Dave Hall wrote:
> 
> > It's the DIN rating - as  fitted to the car with ancillaries I believe - 
> the
> > 'honest'  rating.
> > Same for the old Type 1 engines, 30hp DIN - 36bhp; 34hp DIN -  40bhp.
> > 
> > I believe the SAE rating for the 1500S is 66bhp, and  63bhp? for the 1600
> > twin carb and FI.
> 
> The FI 1600 was sold in  the US as a 65 HP engine.
>  
> I think the Europeans measured HP differently than the US did back then (up 
>  to the early 70's). Back then the DIN standard measured HP at the wheels, 
> while  the SAE reading was taken at the flywheel. The DIN reading took in 
> account the  parasitic loses of the drivetrain, while the SAE reading didn't. 
> That might be  the differences in the readings, like Dave mentioned.  

Right, I was just updating Dave's HP rating from 63 to 65 (SAE) for the 1600 FI 
engine.

-- 
Jim Adney
jadney at vwtype3.org
Madison, WI USA