VALVE SPRINGS  
APPLICATION
TYPE
COMPATIBLE LIFT (mm)
PART NO.
MSRP
NOTES
VR38DETT
  IN~12.30
TA304A-NS01A
$450.00
OVAL CORE WIRE
EX~11.33
RB26DETT
A
~10.85
173001
$360.00
 
B
~11.50
173002
$580.00
* With Special Retainers
R33 RB25DE(T)
A
~8.80
13203R855
$430.00
*NOT compatible with NEO 6
B
~10.25
163022
$580.00
* With IN Retainers * Solid Only
*NOT compatible with NEO 6
RB20DE(T)
VG30DE(TT)
 
~10.35
13203R800
$360.00
 
SR20DE(T)
A
~12.50
173004
$240.00
 
B
~12.50
163055
$820.00
* Double Springs
* With Titanium Retainersー
* With Spring Sheets
CA18DE(T)
 
~10.35
13203R410
$240.00
 
A12,14,15
B
~7.75
163056
$240.00
* Double Springs 
VQ35DE / HR
~11.0
163037
$360.00
*1 Oval Core Wire
* High Lift Type
KA24DE
~12.0
TA304A-NS16A
$300.00
*1 Oval Core Wire
* High Lift Type
4G63
*1
~12.0
163034
$240.00
*1 Oval Core Wire
* High Lift Type
4B11/G4KF
 
~12.0
163051
$240.00
*1 Oval Core Wire
* High Lift Type
EJ205/207/255/257
GDB,GDA
~11.0
163057
$240.00
*1 Oval Core Wire
* High Lift Type
TOYOTA 3S-GE*
*2
~10.0
163026
$240.00
* With Spring Sheets
*1 Stock EVO7 or TOMEI Titanium Retainers are required when using TOMEI Valve Springs on the EVO 8/9 models.
*2 Application/ TOYOTA MR2(SW20) 3S-GE 93.11~97.4(Inner Shim)
    TOYOTA Celica (ST 202) 3S-GE 93.9~97.4 Inner Shim.

VR38DETT
RB26 Type A
RB26 Type B
RB25 Type B
RB20,VG30
SR Type A
SR Type B
A Series
KA24DE
EJ20 & EJ25
4G63
4B11/G4KF
 
3SGE
 
 
SPEC  
   
DIA
METER
SET
LENGTH
(mm)
LIFT
LENGTH
(mm)
COMPATIBLE LIFT(mm)
SET
LOAD
(kgf)
LIFT
LOAD
(kgf)
REV
LIMIT
(Ref.)
MATERIAL
PROCESS
COLOR
ID
VR38DETT
 
IN
3.05×3.81
36.6
25.6
12.30
22.0±6%
60.0±6%
8000
SWOSC-V
Nitride
Nil
EX
33.7
22.5
11.33
32.0±6%
70.0±6%
Nil
RB26
A Type  
ø3.9
37.7
27.2
10.85
24.0±7%
77.2±7%
8500
SWOSC-V
Nitride
White
B Type  
ø4.2
40.2
29.0
11.50
24.0±7%
97.8±7%
9500
SWOSC-V
Nitride
Yellow
R33 RB25DET (+ IN Retainers)
   
ø3.9
35.0
25.0
10.25
24.2±7%
80.6±7%
8500
SWOSC-V
Nitride
Blue
RB20,VG,CA
   
ø3.9
35.0
25.0
10.35
24.2±7%
80.6±7%
8500
SWOSC-V
Nitride
Blue
SR20
A Type  
ø4.0
40.0
27.5
12.50
25.6±7%
81.6±7%
7500
SWOSC-V
Nitride
Red
B Type
INNER
ø2.5
32.2
19.7
12.50
3.4±8%
23.4±8%
8000
SWOSC-V
Nitride
Red
OUTER
ø4.0
40.0
27.5
25.6±7%
81.6±7%
SWOSC-V
Nitride
Red
When
Combined
     
29.0±8%
105.0±8%
 
A12/13/14/15
B Type
INNER
ø2.7
35.5
24.0
7.90
7.1±7%
28.0±7%
9000
SWOSC-V  
White
OUTER
ø4.0
40.0
27.5
25.6±7%
81.6±7%
SWOSC-V Nitride
Red
When
Combined
     
32.7±7%
109.6±7%
     
VQ35DE/HR
    3.00x3.75
37.0
26.0
11.0
24.0±6%
56.8±6%
  SWOSC-V Nitride
Blue
KA24DE
    3.50x4.38
35.0
23.0
22.0
21.5±6%
72.6±6%
  SWOSC-V Nitride
Nil
4G63
   
3.60x4.50
39.6
28.1
11.50
33.6±6%
82.0±6%
8000
SWOSC-V
Nitride
Nil
4B11/G4KF
    3.40x4.25
35.0
23.0
12.00
27.0±7%
85.0±7%
8500
SWOSC-V
Nitride
L Blue
EJ20/25
   
Φ3.8
36.2
25.5
11.0
32±6%
85.0±6%
 
SWOSC-V
Nitride
Blue
TOYOTA 3S-G
   
ø3.9
35.0
25.0
10.00
24.2±7%
80.6±7%
 
SWOSC-V
Nitride
Blue