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View Full Version : does any1 know if align main blades and rotor blades work with the blade 400


aongoco
07-09-2008, 12:36 AM
i have a blade 400 and i was curious if i could fit the align blades and tail blades.
as well and will it make a difference?

anyone body has a suggestion to make it feel like a trex 450

SkunkyMagoo
07-09-2008, 12:39 AM
Yes they do. The 325 mains will be more responsive on the throttle, sound cleaner. Some people run radix as well. For the tails you will need the align grips and hub. Tail response and piro rate is much higher with the align tail. You could also run K&B with the align tail, not sure about stock tail.

Kamikaze_K
07-09-2008, 01:59 AM
As Skunky said, yes, the Align or Radix blades will work. They will, however need to be shimmed, as the blade roots are thinner than the E-Flite woodies. I know the Radix blades come with shims, don't know about the Aligns. There aren't enough shims in one set of Radixes to do both blades, so I'd just buy two sets. It'll be nice to have an extra set around anyway. They really do fly much better than the stock blades. Much smoother and more responsive. Quieter and cleaner sounding, too; not as much of that buzzing sound. They also auto very well.

As for tail blades, I'm using the K&B blades with the stock tail. If you want to use them with the stock tail, you'll need to VERY carefully sand the roots to fit. Even a fraction of a gram difference, and you'll get tail vibration driving you mad. I actually used a dial caliper to make sure they were perfect. It's probably much easier, and better to just put the Align tail on, and skip trying to sand the blades.

sokal
07-09-2008, 02:49 AM
http://www.helifreak.com/attachment.php?attachmentid=49684&d=1212118600
http://www.helifreak.com/attachment.php?attachmentid=49685&d=1212118600
the tail blades from a trex are a bit longer so you have to be carefull on landings on a hard surface uless you do the skidmods

Snowflake6515
07-09-2008, 11:05 AM
I have used the Align mian blades and used a pair of #4 washers (IIRC) top and bottom as shims for each side. The main blades worked great.

I've also used the Align tail rotor blades, but in this case I had to lightly sand the pads so that I had an easy insertion into the tail blade grips. I used a sanding block and measured with calipers to get the same thickness as the plastic eFlite tail rotor blades. Someone else mentioned the extra length, so do be careful about grinding down part of the tail blades. I haven't yet modified my skids, but that will be next.

Pimpy S
07-09-2008, 06:00 PM
quick question on blades, do they need to be really "screwed" as mine are not a all... same with tail blades... thank you and sorry for the spam here...

SkunkyMagoo
07-09-2008, 06:03 PM
They should be tight enough to no flop around on their own, but loose enough so that if you give the heli a little shake they will move.

Pimpy S
07-09-2008, 06:06 PM
They should be tight enough to no flop around on their own, but loose enough so that if you give the heli a little shake they will move.
thanks i will check this
nice align blade anyway, what the extra length advantage ?

SkunkyMagoo
07-09-2008, 06:08 PM
Those are 325mm same as stock. The tails are a bit longer though. I am running the 3K carbon stabilizers so I did not have to worry about striking the blades.