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View Full Version : b2k4 with pds GAS HOG


netmare666
04-09-2005, 03:52 PM
i just got a b2k4 w/ pds and i played for the first time with it today and i got like a hopper out of a 47/3000 hpa tank and my buddy with an autococker trilogy gets like 800 balls out of his, i dont know what i can buy for it, a regulator, valve, bolt. please let me know what i need, im looking at stuff for like under$150

spudz
04-09-2005, 04:31 PM
Did you oil ALL the O-Rings and clean it?

netmare666
04-09-2005, 04:42 PM
yes

kick some azz
04-09-2005, 05:21 PM
That tank is runnin at 800psi output??? You sappost to have a 400-450psi output:rolleyes:

IcdEmpire530
04-09-2005, 05:41 PM
Actually Kiack Some azz, The Bko/B2k3/4 Both run on either 400-450(LP) or (800-850(HP). So it doesnt matter which you use. Try to lube your regs, oil everything, and buy a MacDev RED valve and vaporBolt from me :) (lol, you dont have to)

netmare666
04-09-2005, 07:54 PM
do u think a new regulator would help?

jakeiscared
04-09-2005, 08:12 PM
Originally posted by netmare666
do u think a new regulator would help?

no. Re adjust your regs, buy a vapor valve, and check for blowback.

coffeeboy29
04-09-2005, 08:34 PM
You're not dry firing right? I know you said you only got "a hopper" out of it, but I figured you could just be guesstimating. Dry fire = super gas hog

supernothing76
04-09-2005, 08:55 PM
that happends to me too getting it fixed now;)

Idenity
04-09-2005, 09:13 PM
i used my b2k4 for the 1st time today and loved it. But i also thought it was a gas hog.

pump
04-09-2005, 09:18 PM
i get 1400 shots off my stock valve

netmare666
04-09-2005, 09:26 PM
no, i wasent dry firing it, and i tried adjusting the regulator but it didnt make much of a difference, it only made it a little better

netmare666
04-09-2005, 09:32 PM
any other suggestions?

jakeiscared
04-10-2005, 05:56 AM
check for blowback..

lotus_esprit5
04-10-2005, 06:55 AM
for one thing, your tank is really small. tsk tsk, shame on you for cheaping out on the tank!:finger:

But you're right, you should be getting alot more than a hopper out of it. Make sure the inline is at 250psi, LPR set correctly, etc. Beyond that, make sure your ram is lubed. Also check for blowback, as blowback can cause bad efficiency as well. Do this by removing your hopper, placing a ball in the chamber of the gun, and drape a tissue over the top of the feedneck. Fire once. If the tissue flew off, you have blowback. You can then test the severity of your blowback by putting heavier things on the feedneck, like credit cards, etc if you want. To cure blowback get a Vapor bolt or Bonebrake bolt, or have Shootpaint make you a custom fitted bolt.

Another good upgrade is a valve. Vapor, Macdev, Zenitram all make good ones. My Vapor is awesome. It's also a good idea to buy a higher flowing inline along with a new valve so you dont get shootdown. CP, Palmer, AKA, Macdev make kickass regs.

If you want, a lighter valve spring also helps. Replace your stock valve spring with a lighter spring from a cocker spring kit, it can make a surprisingly big difference. If you have a friend who has a cocker, maybe you can borrow a spring from him so you dont have to buy an entire spring set.

netmare666
04-10-2005, 11:14 AM
thanx alot man, i am going to get a bigger tank soon (i dont have the money right now).your reply realy helped me alot,

thanx again