The Garrett GT2052 aka "Look Ma, No Vanes!"

Alcaid

Veteran Member
Joined
Sep 5, 2006
Location
Norway
TDI
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Add a turbo pre TIP, compressed air takes less space so TIP design is not so critical ;)
 

JFettig

Vendor
Joined
Aug 18, 2010
Location
Blaine, MN
TDI
B5 Passat, 2010 Jetta
Big turbo inlet pipe is huge on how quick bigger turbos spool up. It also helps tremendously with top end performance. Pulling vacuum before the turbo causes it to get more inefficient, make more heat, and work harder.
 

vanbcguy

Veteran Member
Joined
Feb 22, 2013
Location
Vancouver, BC
TDI
'93 Passat - AHU mTDI with GTB1756VK
I have a 3" tip on my "fast" car too. Never ran that turbo with anything smaller to compare. I just went with 3" because that was the airbox outlet diameter.
 

Alcaid

Veteran Member
Joined
Sep 5, 2006
Location
Norway
TDI
See signature
Do you know what the exhaust housing volume is for the 2052? I cant find anything.
If you mean A/R (which isn't a volume but a flow area divided by a radius) it is 0.50 on this one. Turbine map is even available on Garrett's homepage.
 
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