Triple turbo sysytem
#5
Like how many rpm's you talking about Horace? I was thinking of either an HX35 or 40 for first stage, H2 or HX55 off of an ISM (4" comp. outlet) for the second stage, and something like a T18A44 or *** for the third stage. I have been eyeing an HC5A but it is hard to find a small exhaust housing. Could the HC5A be spooled up enough in a triple system with about 4200 - 4500 rpm's? SS
#6
Yes I think you could if you hybrid it out with a small exhaust housing. If you went HX55 you would need one with a large compressor wheel... even then I think you might want to go larger... I think 40/18, hybrid(4in outlet) 3B/26, hybrid HC5A would work at 4500 rpm's... but you would probably be pushing 175psi of boost... Sounds like a fun project to me. I really don't think it would be too hard to build... just have to hang the HC5A under the truck with a small electric oil pump to get the oil back to the pan. Where's my welder?
Horace
Horace
#7
Well, actually I am going to make a manifold that has the flange at the front of the motor. It will dump to the second stage as most kits do. I think I will bring the third stage back up near the fender near the battery. Exhaust will dump on the outside of the frame rail. What kind size exhaust housing should I look for on the HC5A? Do you happen to know what the smallest factory size was that was made? Thanks SS
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#10
I think I may use a HX55W with the 4" compressor outlet for the middle stage. Again, I am not sure I can find an exh. housing small enough. The HC5A is on the way, already have the 40, and can get the 55 for about $300. I will probably be able to build the set for about $1000 with turbos in factory form.
#12
These 55's are quite a bit larger than a standard 55. Compressor outlet is 4" instead of 3" and the exhaust housings are 27cm. I'm not sure if my source still has them.
#14
Originally posted by southernsmoker
These 55's are quite a bit larger than a standard 55. Compressor outlet is 4" instead of 3" and the exhaust housings are 27cm. I'm not sure if my source still has them.
These 55's are quite a bit larger than a standard 55. Compressor outlet is 4" instead of 3" and the exhaust housings are 27cm. I'm not sure if my source still has them.
Horace
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