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    After 5 years.First dyno and test drive (video)

    Hi It's been a long time ( 5 years) since I could supra move forward. Turbo it's GT 4088 A/R 0.81 . Mods: port/ polished head,three angle valve job,2mm HG,Ron R. FFIM,clevite 77 bearings,Probe pistons,ARP studs, eagle rods,clutch rps3200,Walbro 255, RC 750cc,Custom full 4inch exhaust,Innovate...
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    Polish project of 90's supra

    Hi everyone I'm from Poland and i would like to present my little project:icon_bigg Supra is building over 3 years. My goal is 700rwhp ( Gt4088 turbo) Let's begin..... Full custom 4 inch exhaust First start engine will be in next week:icon_razz
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    Head porting

    Hi First of all i would like say hello everyone. This is my first post here. I'm planning upgrade my 7mgte to 700hp and i have one question. Is it necessary to do the head porting (increasing intake/exhaust channel diameter)?
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