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AN line for Turbo coolant Lines

6K views 49 replies 14 participants last post by  screamin'eagle  
#1 ·
Has any one run AN line for there coolant line to a stock turbo setup? I'm worried about clearance issues on the coolant feed hitting the wapter pipe and/or the block. If anyone has done this can you tell me what fittings you went with?
 
#2 ·
I'm looking into this myself... I'll let you know how it goes if I get done before you, otherwise let me know how yours turns out...

Good luck,
Mike
 
#4 ·
They absolutely do have a 14mm banjo adapter. www.anplumbing.com

And using a 90* bend on the backside of the turbo for the feed is the only clearance problem on stock stuff, hits the block. And for the return, u need a 90* off the water pipe and loop it around the turbo usually or that will also hit the block. I did do it with my 30R, but i also rotated the chra a good amount to get things to fit up.

To do my coolant return/feed cost me like 60$ or so.
 
#6 ·
Found the solution. For stock setup turbo is to use a 9/16 banjo to AN-6 line which will have no clearance problems. A 9/16 banjo is only 0.011 larger than 14mm. I just ordered everything i need from www.anplumbing.com to get rid of all my stock lines to the turbo and all my vaccum lines converted to AN-4. I spend just over $200 for everything.
 
#7 ·
screamin'eagle said:
Found the solution. For stock setup turbo is to use a 9/16 banjo to AN-6 line which will have no clearance problems. A 9/16 banjo is only 0.011 larger than 14mm. I just ordered everything i need from www.anplumbing.com to get rid of all my stock lines to the turbo and all my vaccum lines converted to AN-4. I spend just over $200 for everything.

At the rist of soundin supremely lazy, you mind posting a list of fittings for the entire project? If I can get it to the sub 150 dollar range I'm all for it, and I have a definite hook up on stainless line so I might be able to shave some of the cost off there...

What did you do about adapters for the oil return at the turbo and at the oil pan? I've seen a few people with machined adapters that will use an an fitting but they insist on including the hose and the fittings for 100+ dollars, and I think I could make it myself for significantly cheaper if I could get ahold of JUST those machined fittings....

To all the new guys... If you're operating on a budget, the DSM is NOT the platform for you... ;)

Take care all,
Mike
 
#8 ·
i actually made a spreadsheet of everything i needed. I made a line go from the intake manifold to bov, afpr and boost controller. Coolant feed and return line and also a oil feed line. I actually didn't order the fittings for the return line since the AN-10 line and fittings alone are like $50. I can get the fittings most likely for the return line for about 40CDN. So to do everything its gonna be around 250-300US to do all the engine minus fuel lines(mine already done) with AN lines.

The only thing i don't know is what thread is on the Aeromotive AFPR for the vaccum source. Its pretty small so its not 1/8NPT. Anyone have any idea?

Overkill, yes it is but is gonna look sweet and gonna be trouble free from leaks and pulling a turbo is now a 20min and installing one is even easier.
 
#9 ·
screamin'eagle said:
i actually made a spreadsheet of everything i needed. I made a line go from the intake manifold to bov, afpr and boost controller. Coolant feed and return line and also a oil feed line. I actually didn't order the fittings for the return line since the AN-10 line and fittings alone are like $50. I can get the fittings most likely for the return line for about 40CDN. So to do everything its gonna be around 250-300US to do all the engine minus fuel lines(mine already done) with AN lines.

The only thing i don't know is what thread is on the Aeromotive AFPR for the vaccum source. Its pretty small so its not 1/8NPT. Anyone have any idea?

Overkill, yes it is but is gonna look sweet and gonna be trouble free from leaks and pulling a turbo is now a 20min and installing one is even easier.

Mind hitting me up with a copy of that spreadsheet?
I'd appreciate it...

Good luck with the project.
Mike
 
#10 ·
I was able to get the flanges for the oil return line today for pretty cheap locally. I can pass the information on the guy that makes them, if you'd like.

So guess 'll have to go buy the fittings for the return line too now. This is really adding up.
 
#12 ·
Do you think i'll have trouble using the 9/16" banjo that i plan to use? Can't see 0.011 making that much of a difference. A little play but nothing that should cause a leak.
 
#15 ·
92fwdMITSU said:
If you don't mind sharing your spreadsheet this is something I'm also interested in doing. Thanks :)

Justin B.

I was just looking for this thread last night to bump it up and remind him... I couldn't find it. Hmmm

Good lookin' out man!

Take care,
Mike
 
#16 ·
BOV to Intake Manifold 1/8npt to AN-4 90 degree (using pcv valve hole)
AN-4 Line
AN-4 to AN-4 to AN-6 TEE
BOV to boost controller AN-4 6in line
2-AN-4 hose ends
boost controller to wastegate AN-4 line 6in
1 AN-4 hose end
intake manifold to AFPR AN-4 18in line
2 AN-4 Hose ends
AN-4 to 1/16 NPt?
AN-4 to Manifold?
oil feed line M10x1.25 to AN-4
An-4 hose end
AN-4 12 line
AN-4 90 degree low profile Hose end
m12x1.25 to AN-4
oil return oil return adaptors
AN-10 hose ends
AN-10 45 degree hose end
An-10 12in line
coolant feed An-6 to 9/16 hose end
An-6 hose end
AN-6 line
1/4npt to AN-6 90
coolant return AN-6 hose end
An-6 to 9/16 banjo fitting
An-6 line
AN-6 to 1/4npt

To buy everything here it'll cost about $300 (oil return line is like $100 itself)

I don't know how to put up the spreadsheet so if anyone can show me then i'll post it up, the spreadsheet has some parts numbers for the oddball fittings. i didn't both writing done the part numbers for the common fittings.

Again, i haven't done this yet, i just order the fittings and will be one of christmas holiday projects once exams are over. I'll let you know how it turned out (if i needed any other fittings) and post some pictures on the finish product.
 
#18 · (Edited)
Are the coolant lines (bolts) going into the turbo 14 x 1.5?
For the front (turbo water line) where there are less clearance issues could you just run a metric to AN transition (out of turbo), then a AN 90 degree bend connected to a SS AN line... then to connect it to the water pipe a metric to AN fitting again? Wouldnt this also flow more then the banjo fittings?

and or does anyone know if 90 degree bends are made metric to AN which could eliminate the need to for the metric transition part I listed above.
 
#19 ·
The only problen iwith your way is that i have a FMIC J-pipe that runs close to this banjo bolt which will be make a 90 degree bend a tight fit but i don't know if you could make it work or not.

Another thing to consider is that all these threads on the turbo are straight threads meaning they don't seal on the actual threads but rather on the surface. So you have to make sure the fittings is going to sit flat so that it can seal.
 
#26 ·
The car is finally coming together, i'll take pictures of the turbo before i put in this weekend hopefully. Piecing together fittings is the biggest pain in the ass but atleast my engine bay only has on rubber hose left the rest is SS.