Dual MCP350 Pump Setup Question

lostiam2

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Joined
Dec 30, 2006
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I'm upgrading my system and need some help on setting up my loop.
This is what I will be using:

2x MCP350 with Alphacool modified tops,
2x Swiftech MCR220 QP
DD-680i block on the NB
Alphacool NB-SLI block on the SB
QX6700 with Apogee GT
8800 GTX with a DD 8800 GTX Block
I'll be using 7/16" Masterkleer tubing

Will this work? All on one serial loop or would 2 seperate loops be better?
1st MCP350 -> 2nd MC350 -> 1st MCR220 Rad -> Apogeet GT -> DD-680i NB -> 2nd MCR220 Rad -> 8800 GTX -> NB-SLI SB -> back to 1st pump.

I have it all on one loop to make the tubing neater and I figured that the 2 pumps in series would be strong enough to power the whole loop or am I wrong? Thanks for any advice!
 
a single MCP655 would be enough to power all that...

hell, a single MCP350 would be enough.
 
So the flow won't be too restrictive with just one MCP350, even with 2 rads?

Flow really doesn't matter as much as most people would tell you.

I currently run my D5 pump on the "2" setting... And my temps are still identical to what they were on the "5".

For reference, I run a EK 8800 block, and 2 radiators (1 triple, 1 single), along with a TDX waterblock.
 
hmmm... you probably only need one of the modified MCP350's for your setup if you're not planning to have two 8800gtx's.

I'm only using one MCP350 w/ Petra's Top + 3/8" Tygon and I get around 42C (CPU), 45 (8800gtx + MCW60) and 50 (8800gtx + Koolance)
 
MCP350 has great head pressure, which makes it well suited for daisy-chaining. I don't think you'll have a problem using a single pump. If you find you're not getting the desired results, add the second one in later.
 
Thanks for all the advice from everyone. Should I keep everything on 1 loop or will my temperatures be any better on 2 loops, 1 for QX6700 and 1 for the 8800 GTX?
 
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