IDENTIFYING IRIDIUM RACING PLUG NUMBERS

I

W

0

1

27

Classification Thread Size Serial Number Electrode Configuration Heating Ranges
I: Iridium
R: Surface Gap
U: 10mm
XU: 12mm
A: 14mm
AE: 14mm
K: 14mm
KH: 14mm
Q: 14mm
RE: 14mm
RL: 14mm
RT: 14mm
W: 14mm
WM: 14mm
 

1: Diagonal ground electrode
2: Horizontal ground electrode
6: Diagonal ground electrode, non-resistor plug

24
27
29
31
32
34
35

IRIDIUM RACING PLUG TABLE

Model (Heating Value)

Thread Diameter (mm)

Thread Length (mm)

HEX (in)

Plug Height (mm)

Gasket

Terminal/ Resistor

Plug Profile

Center Electrode Material

Ground Electrode Material

Available Heat Ranges

IU01* 10 19 5/8 50 Yes Removable /Yes 1 A IR PT 24, 27, 31, 34
RU01* 10 19 5/8 50 Yes Removable/Yes 1 C NI NI 27, 31, 34
IXU01* 12 19 5/8 51 Yes Removable/Yes 2 A IR PT 24, 27, 31, 34
IA01* 14 22 5/8 27.6 No Solid/Yes 3 A IR PT 31, 32, 34
IAE01* 14 19 5/8 27.6 Yes Solid/Yes 4 A IR PT 32, 34
IK01* 14 19 5/8 50.5 Yes Solid/Yes 5 A IR PT 24, 27, 31, 34
IK02* 14 19 5/8 50.5 Yes Solid/Yes 5 B IR PT 24, 27, 31
IKH01* 14 26.5 5/8 50.5 Yes Solid/Yes 6 A IR PT 24, 27, 31
IQ01* 14 19 5/8 53 Yes Solid/Yes 7 A IR PT 24, 27, 31, 34
IQ02* 14 19 5/8 53 Yes Solid/Yes 7 B IR PT 24, 27, 31
IRE01* 14 21.5 13/16 66 Yes Crimped/Yes 8 B IR PT 27, 31, 32, 34, 35
IRL01* 14 21 13/16 62 Yes Solid/Yes 9 A IR PT 27, 31
IRT01* 14 19 13/16 62 Yes Solid/Yes 10 A IR PT 31, 34
IW01* 14 19 13/16 56 Yes Crimped/Yes 11 A IR PT 24, 27, 29, 31, 32, 34
IW06* 14 19 13/16 56 Yes Solid/Yes 11 A IR PT 27, 31, 34
IWM01* 14 19 13/16 47.3 Yes Solid/Yes 12 A IR PT 29, 31, 32, 34
 

 

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