james.jamble New Member 8 Member For: 9y 9m 20d Posted 18/05/15 12:43 AM Author Share Posted 18/05/15 12:43 AM Yeah Wastegate hasn't been ported. It hits 20 psi at 3k and holds that. I read through the mods vs power thread in this forum. 18 psi seems to range from literally 320kw to 408 kw. Link to comment Share on other sites More sharing options...
PTR_NITRO_FG Donating Members 3,214 Member For: 11y 8m 25d Gender: Male Location: NOR Perth Posted 18/05/15 05:13 AM Share Posted 18/05/15 05:13 AM I thought port/wastegate mod is a MUST on gt3540 and full exhaust Helps control boost? Link to comment Share on other sites More sharing options...
discostig Manual mode ________________________ All day, erryday Donating Members 13,798 Member For: 17y 2m 26d Gender: Male Location: Probably above atmospheric pressure Posted 18/05/15 06:26 AM Share Posted 18/05/15 06:26 AM Mine's totally stock turbo/actuator/wastegate but I think the 3.5" split dump in my exhaust helps control boost. Link to comment Share on other sites More sharing options...
PTR_NITRO_FG Donating Members 3,214 Member For: 11y 8m 25d Gender: Male Location: NOR Perth Posted 18/05/15 07:20 AM Share Posted 18/05/15 07:20 AM Ok....so maybe change my comment to 4" dump + Stock turbo = wastegate mod? Link to comment Share on other sites More sharing options...
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