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View Full Version : BP 90's between MOSFET and CPU blocks



sanhacker
02-24-2009, 10:13 AM
I've received several PM's from people requesting photos of how to connect MOSFET and CPU blocks using BP 90's. You know who you are... :)

This image shows a Koolance MOSFET block, MVR-40, on top of the EK block. You can see just how much smaller the Koolance block is in comparison.

http://img119.imageshack.us/img119/6479/img0751.jpg

For the vertical MOSFET to CPU link I had to use a third 90 degree fitting. This is mainly due to the height difference between the MOSFET and CPU blocks.

http://img24.imageshack.us/img24/4665/img0752s.jpg

Coupling two 90's together left the connection between the two MOSFET blocks just a tad short. You can see the black washer I had to use between the 90 degree connections on the bottom coupling. This gave me just the right distance to prevent cross threading.

http://img6.imageshack.us/img6/1786/img0753.jpg

And a few other angles for those interested...

http://img156.imageshack.us/img156/362/img0754.jpg

http://img16.imageshack.us/img16/1147/img0755c.jpg

http://img16.imageshack.us/img16/3818/img0756.jpg (http://imageshack.us)

http://img516.imageshack.us/img516/5236/img0757.jpg (http://imageshack.us)

http://img16.imageshack.us/img16/748/img0758.jpg (http://imageshack.us)

Sadasius
02-24-2009, 12:58 PM
Awesome thanks! :up: I had just one connection to make with this and that was from the CPU (D-Tek Fuzion V1) to the EK MOSFET block. Reason being I could not use a 1/2" X 3/4" compression fitting due to space and using a BP 45 rotary made the tube go overboard on the angle to get the tube on without kinking. So this seems to be an effective strategy and will order 4 or 5 of those rotary 90's to see what I can do with them. You can see it in the pic here. I stuck a regular barb in the CPU block and you can see the empty compression under the top hose on the MOSFET.

3Z3VH
02-24-2009, 03:19 PM
That is one expensive 3" of tubing... ;)

Sadasius
02-24-2009, 03:46 PM
That is one expensive 3" of tubing... ;)

Yup when you go the BP route it's expensive. I am averaging about $35 per tube with both hook ups. It adds up fast! I have several hundred dollars in fittings alone.

ibm390s
02-24-2009, 04:08 PM
very nice. i have the MIPS mosfet blocks but i'll give it a try hope that distance between the holes on the blocks is the same. 10x a lot for sharing this.:up:

Eddie3dfx
02-24-2009, 04:34 PM
very nice. i have the MIPS mosfet blocks but i'll give it a try hope that distance between the holes on the blocks is the same. 10x a lot for sharing this.:up:

My mips block does not work with bitspower fittings because of the short threads..

ibm390s
02-25-2009, 02:36 AM
did you use those spacers or only the BP fittings? i have some 3/8 BP fittings and for me they work just well.

http://i43.tinypic.com/vfwqd2.jpg

http://i42.tinypic.com/14bubut.jpg

Eddie3dfx
02-25-2009, 04:40 AM
I have tried both. With the spacer, it's weenie feet don't touch the floor :)

http://img300.imageshack.us/img300/5076/dscf0883aj2.jpg

Without the spacer, it doesn't go down far enough to make sure the O-Ring is pressed firmly down.

http://img176.imageshack.us/img176/8891/dscf0884gn4.jpg

Just by specing your block by eye, I believe the delrin is thicker than the standard metal top.

ibm390s
02-25-2009, 08:34 AM
hmm, i measure the parts a.s.a.p and i'll keep ypu updated.

sargatanas
02-25-2009, 08:43 AM
well there was no need for these mips spacers with bp fittings, the threads are short enough.
i haven't mounted em on my mips blocks:
http://alexiel.stor.li/x58/mips.jpg

Eddie3dfx
02-25-2009, 08:56 AM
well there was no need for these mips spacers with bp fittings, the threads are short enough.
i haven't mounted em on my mips blocks:


I have a feeling the delrin is slightly thicker than the copper/brushed tops.

ibm390s
02-25-2009, 09:08 AM
eddie just found a full metal mosfet block from mips and it's a perfect fit also. removed the oring and mounted the fitting. you will be able to see in the pics that the fitting fits well without the oring so when the oring is on it will get you a waterproof seal. You can dissasemble the waterblock and do the same test as i did. the metal plate is 5.80mm thick the delrin is 6mm thick

http://i43.tinypic.com/rlztps.jpg

http://i41.tinypic.com/k0k8ki.jpg

http://i40.tinypic.com/118m9ua.jpg

sargatanas
02-25-2009, 09:23 AM
I have a feeling the delrin is slightly thicker than the copper/brushed tops.

mh, I used none of the spacers on my ram freezer too and this one has a copper top.
The BP threads are shorter than the normal ones I think.
BP ones: ~5mm and normal higflow ones: ~8mm
I tested it ago, it's quite impossible to use the spacers with BP fittings (doesnt matter if copper/delrin) but I need em for my normal highflow barbs.

gillbot
02-25-2009, 09:42 AM
That is one expensive 3" of tubing... ;)

that's what I was thinking.