boost question

Discuss topics related to the CA18DE and CA18DET series engines.
pulsar gtr
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How much safe boost can I run with 550cc injector and a high flow t28 turbo before I start running Lean on fuel?

Thanks


sapix @ RHIT
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Thats going to depend on what you've got for supporting it. What kind of fuel pump, FMIC or SMIC, ect

pulsar gtr
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Well I got a 300zx twin turbo fuel pump, I FMIC, 300zx air flow meter and jwt ecu, t28 high flow turbo, and 550cc injectors.

Thanks

PULSAR GTR

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paul_s13
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Whats the spec of your T28? if its a hybrid then you will have to really run high boost to get to the limit of 550's, I recently wrote a chip for someone with a T28 hybrid and he was running 19psi and he wasn't maxing out his 444cc injectors.

pulsar gtr
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According to the company that modified the turbo (from T25 to T28 high flow) , they say I could run this turbo up to 30psi and they gave me one year warranty, I know some T28 You can only run them up to 20psi, I am not going to run mine at 30psi either max probably is 18psi-20psi. The company said this turbo has around 40% increase over the stock T25.

Thanks for your info.

Pulsar GTR


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