Здесь в кратце можно увидеть производительность турбин.
(параметры крыльчатки, производительность)
(390cfm на 14.7psi, 200-275whp, Bolt-On)
Wheel Exducer (in.) Inducer (in.) Trim
TD04..........1.57............1.86............71
TD04L.........1.62...........1.86.............76
TD04H........1.74............2.04............73
TD04HL.......1.80...........2.05.............77
TE04H.........1.88...........2.01............87
TD05H.........1.93...........2.20............77
VF22 RB, PZ20 ex.h/48.5mm c.h/5b c.w/0.71 A/R - JDM MY96 V2 STi / 1998
VF23 RB, PZ20 ex.h/46.7mm c.h/7b c.w/0.71 A/R - JDM MY97 V3 STi / 1998
VF24 BB? PZ18 ex.h/46.7mm c.h/7b c.w/0.63 A/R - JDM MY98 V4 STi
VF28 BB? PZ18 ex.h/46.7mm c.h/7b c.w/0.63 A/R - JDM/OZ MY99/00 V5/V6 STi
VF29 BB? PZ18 ex.h/46.7mm c.h/7b c.w/0.63 A/R - JDM MY00 V6 STi
VF30 TB, PZ18 ex.h/47.9mm c.h/9b c.w/0.63 A/R - JDM MY01 V7 STi
VF34 BB, PZ18 ex.h/47.9mm c.h/9b c.w/0.63 A/R - JDM V7 STi RA Spec C
VF35 TB, PZ15 ex.h/47.9mm c.h/9b c.w/0.51 A/R - OZ/UK MY03-05 STi
VF36 BB PZ25 twin-scroll, titanium wheel/shaft - JDM MY03 V8 STi RA Spec C
VF37 TB PZ25 twin-scroll - JDM MY03 V8 STi
VF38 BB PZ?? twin-scroll, titanium wheel/shaft, Legacy GT
VF39 TB, PZ18 ex.h - US MY04 2.5L STi
BB = Ball bearing
RB = Roller bearing
TB = Thrust bearing
ex.h = Exhaust housing
c.h = Compressor housing
(x)b = (x) bladed compressor wheel
c.w = Compressor wheel
A/R = Area to Radius turbine housing ratio
JDM = Japanese Domestic Model
IHI & Garret Turbo Specs
Model Type Compressor Inlet Diameter Compressor Housing Nominal Turbine Housing Turbine Approx A/R Compressor Wheel Blades Turbine Wheel Blades Waste Gate Actuator Turbine Casting ID & Batch
VF22 Roller Bearing 48.5 A 9.4 PZ20-H 94001 0.71 5 11 C395 H, H4
VF 23 Roller Bearing 46.7 B 9.4 PZ20-H 94001 0.71 6 11 C395 8psi TBA
VF 24 Roller Bearing 46.7 B 9.4 PZ18-H 94001 0.63 6 11 C418 8psi H, S4, 66
VF 30 Bronze Bearing 47.9 C 9.4 PZ18-H 94001 0.63 6 11 C484 H, S4, IC F55
VF 34 Roller Bearing
Garrett 400 Ball Bearing 53 - - Outlet Dia 51.5 - 7 9 11 psi
Garrett 450-500 Ball Bearing 53 Outlet Dia 46.9 - 7 10 14 psi
Turbo Type ----------- Approx flow @ pressure
IHI VF 25 ------------- 370 CFM at 14.7 PSI
IHI VF 26 ------------- 390 CFM at 14.7 PSI
T3 60 trim ----------- 400 CFM at 14.7 PSI
IHI VF 27 ------------- 400 CFM at 14.7 PSI
IHI VF 24/28/29 ----- 410 CFM at 14.7 PSI
========= 422 CFM max flow for a 2 Liter at .85 VE pressure ratio 2.0 (14.7 PSI) 7000 RPM =======
IHI VF 23 ------------- 423 CFM at 14.7 PSI
IHI VF-30 ------------- 435 CFM at 14.7 PSI
SR 30 ----------------- 435 CFM at 14.7 PSI
IHI VF-22 ------------ 440 CFM at 14.7 PSI
T04E 40 trim -------- 460 CFM at 14.7 PSI
========= 464 CFM max flow for a 2.2 Liter at .85 VE pressure ratio 2.0 (14.7 PSI) 7000 rpm =======
PE1818 -------------- 490 CFM at 14.7 PSI
Small 16G ------------ 505 CFM at 14.7 PSI
ION Spec (stg 0) --- 525 CFM at 14.7 PSI
========= 526 CFM max flow for a 2.5 Liter at .85 VE pressure ratio 2.0 (14.7 PSI) 7000 RPM =======
Large 16G ----------- 550 CFM at 14.7 PSI
SR 40 ----------------- 595 CFM at 14.7 PSI
18G ------------------- 600 CFM at 14.7 PSI
PE 1820 -------------- 630 CFM at 14.7 PSI
20G ------------------ 650 CFM at 14.7 PSI
SR 50 ---------------- 710 CFM at 14.7 PSI
GT-30 ---------------- 725 CFM at 14.7 PSI
60-1 ----------------- 725 CFM at 14.7 PSI
GT-35R -------------- 820 CFM at 14.7 PSI
T72 ------------------ 920 CFM at 14.7 PSI <--- Note you would have to spin a 2.0 L engine at about 14,000 rpm to flow this much air.
IHI VF 25 ----------- 395 CFM at 18 PSI
IHI VF 26 ----------- 400 CFM at 18 PSI
T3 60 trim ---------- 410 CFM at 20 PSI
IHI VF 27 ----------- 420 CFM at 18 PSI
IHI VF 24/28/29 -- 425 CFM at 18 PSI
IHI VF 23 ----------- 430 CFM at 18 PSI
IHI VF-30 ----------- 460 CFM