Clarky93 Posted February 5, 2022 Share Posted February 5, 2022 hey guys, i thought i would post my l28et build makes 450hp/720nm i think the head ran out of flow we try adding more boost it didnt do anything. The tuner said the rear housing is 2 small ".83"or the head won't flow no more l28 block F54 stock l28 crank, spool rods. bored out to 88.5mm with kameari forged pistons , kameari damper p90 head 2mm mls headgasket the head been shaved two or 3 times head is pretty stock apart from a very small port and polish, cooling mod and heavy duty valve springs kelford 225lb the cam is a stock cam been grind to a sports cam has all the new efi stuff haltech 750, cas, ls1 coils, 1000cc injectors e85, g30-900 im looking at maybe porting the head abit more and installing a cam to see if it can hit the 500 hp any advice would be appreciate sexual_sushi and gav240z 1 1 Quote Link to comment Share on other sites More sharing options...
Administrators gav240z Posted February 8, 2022 Administrators Share Posted February 8, 2022 Interested in your CAS set up and more detailed photos of your engine bay. 450hp is a respectable result - given the work done so far. Quote Link to comment Share on other sites More sharing options...
Clarky93 Posted February 8, 2022 Author Share Posted February 8, 2022 gav240z 1 Quote Link to comment Share on other sites More sharing options...
Clarky93 Posted February 8, 2022 Author Share Posted February 8, 2022 Quote Link to comment Share on other sites More sharing options...
Administrators gav240z Posted February 8, 2022 Administrators Share Posted February 8, 2022 Thanks, I was looking at those as an option to control ignition but retain my Triples. Quote Link to comment Share on other sites More sharing options...
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