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4-8-4 too slow to double head

Started by jettrainfan, January 10, 2011, 06:38:15 PM

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jettrainfan

After reveiwing a video I had, I found out that the problem with the 4-8-4 was that it would stall because it wasn't as fast as the 2-8-0. After some talk about bullfrog snot, I'm gonna save some money for a bottle for the 2. Would this fix the speed problem? I really don't want to control both (as in I control one for each speed dial) and they're an amazing duo like I said before. Help?
http://www.youtube.com/watch?v=9ZL7jR1cRb4             

This is how i got my name and i hope that you guys like it.

http://www.youtube.com/user/jettrainfan?feature=mhw4
youtube account

ACY

The bullfrog snot or traction tires would not increase the speed much if at all. It would, however, increase the traction, which would improve the pulling power. The locomotive's speed cannot be increased, unless you had a CV changed to limit the max speed or acceleration, then you can change it back to a higher value (this requires an advanced DCC system). Alternatively, you can change the gearing or the motor, but that requires some work and money.

jettrainfan

Ok, I plan on getting a second 2-8-0 so that will probably take its place, hopefully after the bullfrog snot will be enough to have it pull the club cars.
http://www.youtube.com/watch?v=9ZL7jR1cRb4             

This is how i got my name and i hope that you guys like it.

http://www.youtube.com/user/jettrainfan?feature=mhw4
youtube account

jonathan

#3
Jet,

I have a bottle of BFS.  I have experimented with older locos and found that adding the goo to just one drive wheel is enough to greatly increase pulling power. I have also discovered if you add BFS to too many wheels (3 or 4), you can develop stalling and/or derailment issues.

Sounds like you are planning to get a second 2-8-0 for double-heading.  I think you will find that two Consolidations will pull quite a few cars... somewhere in the neighborhood of 40-50 cars on fairly level track, with good, free-rolling cars.  The BFS may not be necessary.  Again, if you do plan on trying it, follow the instructions to get a nice, even coat.  Add the BFS to just one wheel and test.  I recommend applying it to the left wheel that has the drive gear on the axle.

Enjoy!

Regards,

Jonathan