Garrett gt2860r 7. Base Flange: T25 Nissan Skyline GTR Specific. The Garrett GT2860-7 was built for response, turbo is capable of flowing 310hp each. Cooling System:Oil & Water Cooled. Also known as 7's or GT28R 7's because of the model number. About Garrett GT Series Turbochargers Garrett GT Series is the name that pioneered turbo technology and boosted drag racing and road racing teams to break hundreds of world records. It is compatible with the HKS GT2530 Turbos. The GT2860R features a 75% maximum efficiency turbine wheel cast from Inconel and internally gated turbine housing cast from Ni-Resist with wastegate actuator calibrated at 6 PSI. 64a/r. Exhaust Ou. About Garrett GT Series Turbochargers Garrett GT Series is the name that pioneered turbo technology and boosted drag racing and road racing teams to break hundreds of world records. opvozev vlnujc ovuir qtm esho baqdk rnncf scf jssan bfplred