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H1c lag

1220 Views 17 Replies 4 Participants Last post by  robgoof, 
Gahan1
Hi,I bought an H1c water cool turbo housing and I noticed that the exhaust whole is smaller then the manifold whole.Do you thing that this is the lag problem?.There is black smoke and the engine didn't get boost .Thanks for your answer
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robgoof
what size housing is it? cm/2

if its tuned a housing will not case black smoke.
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slo_eg8
are you running an oil restrictor?

sounds like its just a big ass turbo for the lag issue

robgoof said:
what size housing is it? cm/2

if its tuned a housing will not case black smoke.
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its a damn cummins turbo lol
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robgoof
slo_eg8 said:
sounds like its just a big ass turbo for the lag issue



its a damn cummins turbo lol
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so, that's what I'm using ...hy35 though.
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slo_eg8
robgoof said:
so, that's what I'm using ...hy35 though.
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how much lag you got? lol. whats your compression?
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Gahan1
robgoof said:
what size housing is it? cm/2

if its tuned a housing will not case black smoke.
Click to expand...
How can I know please?
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Gahan1
Same as this

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robgoof
did you buy that for some reason?

what does it come off of?
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robgoof
slo_eg8 said:
how much lag you got? lol. whats your compression?
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22psi by 4500-5000 2nd gear:) 7:1
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Gahan1
It is installed on a 4bta MARINE engine
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Gahan1
What turbo would you suggest with a water cool exhaust manifold
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slo_eg8
robgoof said:
22psi by 4500-5000 2nd gear:) 7:1
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if I had to guess, that housing isn't helping anything
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Gahan1
What's your opinion?
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robgoof
are you using the water cooling?
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Gahan1
Yes it's installed on a Cummins 4bta marine engine
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drtalon123
Wait, you're still using this turbo on the Cummins 4bt marine? And posting diesel engine drivability issues?

Is this site still D Series? Lol
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drtalon123
robgoof said:
so, that's what I'm using ...hy35 though.
Click to expand...
When did you pick this thing up Rob? Haha. I swear in older burns posts you were running a smaller turbo? Or am I just not paying attention haha
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robgoof
drtalon123 said:
When did you pick this thing up Rob? Haha. I swear in older burns posts you were running a smaller turbo? Or am I just not paying attention haha
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it's been an on and off affair..
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