PART No. PRODUCT NAME MSRP(USD)  
TB203A-NS05A OVERSIZED
OIL PUMP
RB26DETT/
RB25DE(T)/
RB20DE(T)
$1,380.00
[RB26DETT OIL PRESSURE REFERENCE DATA]
@RPM@ Oil pressure(kgf/cm2)
Double spring + 2 shim
(Out of the box specifications)

Double spring + 1 shim
3000 5.94 5.50
3500 6.10 5.70
4000 6.32 5.70
4500 6.50 5.90
5000 6.60 5.90
5500 6.60 6.00
6000 6.53 6.00
6500 6.20 5.80
7000 6.10 5.65
7500 6.00 5.60
 
 
SPECIFICATION COMPARISON VS. STOCK
  TOMEI
STOCK(RB26DETT)
PART No. TB203A-NS05A -
MSRP $1,380.00iUSDj -
GEAR MATERIAL SCM435 SINTERED ALLOY
GEAR SET 3 PIECE GEAR 2 PIECE GEAR
FLOW RATE 56.0L/6000rpm 46.7L/6000rpm
OUTER GEAR DIAMETER 97.5mm 81.0mm
OUTER GEAR THICKNESS 9.5mm 11.0mm
GEAR COVER THICKNESS 7.6mm 6.9mm
[OIL PUMP FLOW RATES]
[RB26 OIL FLOW DIAGRAM]
 
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