Compound turbo 1.6td

Ryry911

Member
Joined
Sep 15, 2014
Location
Colorado
TDI
1978 vw rabbit 2001 f250
So I want to build compound turbo system for my 1.6td. I was thinking about running a gt1749v being fed by a hy35 or t3 td05 20g. Gt1749 would be the primary turbo, I have heard that that turbo might be to small for a primary. So my quetion would be is a gt1749 being fed buy a hy35 or t3 td05 20g good system or not. I'm kinda new to compounds so Any info helps. Also what are people running out there as for compounds for 1.6td. I live in co so,that's why I want the vnt as the primary. I have a 35mm watgate that I was going to use to keep the back pressure down on the gt1749. But if the trubo is not sized right then I'll use it for something else.

To help the head will be 1.9aaz ported, injection pump will be set for 6000rpm with 11mm to12mm head.
 

adamss24

Veteran Member
Joined
Nov 2, 2005
Location
Great Britain
TDI
audi a4 2.5 tdi 98 quatrro 6speed
the engine is too small for the LP turbo, use a single gtb2056vl and it will give you enough air to bend your rods with supporting fueling...
 
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