note:You might not be able to get our products in your country.
note: The product images are Japanese model.
Characteristic
Iridium Plugs are high-performance plugs with measures against plug fouling: they feature a faster spread of combustion than Nickel type plugs,
and they are also provided with a "thermo edge" at the top of the insulator.
Construction
Part number
Thread diameter (mm)
Thread length (mm)
Width across hexagon flats (mm)
Terminal shape
BCPR7EDIX
14
19
16
Integrated type
BCPR5EIX-11
14
19
16
Integrated type
BCPR6EIX-11
14
19
16
Integrated type
BKR4EIX
14
19
16
Integrated type
BKR5EIX
14
19
16
Integrated type
BKR6EIX
14
19
16
Integrated type
BKR7EIX
14
19
16
Integrated type
BKR8EIX
14
19
16
Integrated type
BKR9EIX
14
19
16
Integrated type
BKR5EIX-11
14
19
16
Integrated type
BKR6EIX-11
14
19
16
Integrated type
BKR7EIX-11
14
19
16
Integrated type
BPR6EFIX-10
14(conical seat)
17.5
16
Integrated type
BPR6EFIX-15
14(conical seat)
17.5
16
Integrated type
BPR5EIX
14
19
20.8
Separate type
BPR6EIX
14
19
20.8
Separate type
BPR7EIX
14
19
20.8
Separate type
BPR7EIX
14
19
20.8
Integrated type
BPR8EIX
14
19
20.8
Separate type
BPR9EIX
14
19
20.8
Separate type
BPR5EIX-11
14
19
20.8
Integrated type
BPR6EIX-11
14
19
20.8
Integrated type
BPR6HIX
14
12.7
20.8
Separate type
BPR7HIX
14
12.7
20.8
Separate type
BPR8HIX
14
12.7
20.8
Separate type
BR7EIX
14
19
20.8
Separate type
BR7EIX
14
19
20.8
Integrated type
BR8EIX
14
19
20.8
Separate type
BR8EIX
14
19
20.8
Integrated type
BR9EIX
14
19
20.8
Separate type
BR9EIX
14
19
20.8
Integrated type
BR10EIX
14
19
20.8
Separate type
BR10EIX
14
19
20.8
Integrated type
BR8ECMIX
14
19
20.8
Integrated type
BR9ECMIX
14
19
20.8
Integrated type
BR10ECMIX
14
19
20.8
Integrated type
BR6HIX
14
12.7
20.8
Separate type
BR7HIX
14
12.7
20.8
Separate type
BR8HIX
14
12.7
20.8
Separate type
BR9HIX
14
12.7
20.8
Separate type
BR10HIX
14
12.7
20.8
Separate type
CPR7EAIX-9
10
19
16
Screw type
CR8EHIX-9
10
19
16
Screw type
CR9EHIX-9
10
19
16
Screw type
CR7EIX
10
19
16
Screw type
CR8EIX
10
19
16
Screw type
CR9EIX
10
19
16
Screw type
CR10EIX
10
19
16
Screw type
CR5HIX
10
12.7
16
Screw type
CR6HIX
10
12.7
16
Screw type
CR7HIX
10
12.7
16
Screw type
CR8HIX
10
12.7
16
Screw type
CR9HIX
10
12.7
16
Screw type
DCPR6EIX
12
19
16
Integrated type
DCPR7EIX
12
19
16
Integrated type
DCR7EIX
12
19
16
Separate type
DCR8EIX
12
19
16
Separate type
DCR9EIX
12
19
16
Separate type
DPR7EIX-9
12
19
18
Screw type
DPR8EIX-9
12
19
18
Screw type
DPR9EIX-9
12
19
18
Screw type
DPR8ZIX
12
21
18
Screw type
DR7EIX
12
19
18
Screw type
DR8EIX
12
19
18
Screw type
DR9EIX
12
19
18
Screw type
ER8EHIX
8
19
13
Screw type
ER9EHIX
8
19
13
Screw type
LFR5AIX-11
14
26.5
16
Integrated type
LFR6AIX-11
14
26.5
16
Integrated type
LFR7AIX
14
26.5
16
Integrated type
LTR5IX-11
14(conical seat)
25
16
Integrated type
LTR6IX-11
14(conical seat)
25
16
Integrated type
LZTR4AIX-11
14(conical seat)
25
16
Integrated type
LZTR5AIX-13
14(conical seat)
25
16
Integrated type
LZTR6AIX-13
14(conical seat)
25
16
Integrated type
LZTR7AIX-13
14(conical seat)
25
16
Integrated type
ZFR5FIX-11
14
19
16
Integrated type
ZFR6FIX-11
14
19
16
Integrated type
Iridium IX plugs exclusively for the USA
Part number
Suitable part number
Thread diameter (mm)
Thread length (mm)
Width across hexagon flats (mm)
Terminal shape
GR4IX
BPR4EY-11
14
19
20.8
Integrated type
GR5IX
BPR5EY-11
14
19
20.8
Integrated type
TR4IX
---
14(conical seat)
17.5
16
Separate type
TR5IX
BPR5EFS
14(conical seat)
17.5
16
Separate type
TR6IX
BPR6EFS
14(conical seat)
17.5
16
Separate type
TR7IX
14(conical seat)
17.5
16
Separate type
TR8IX
14(conical seat)
17.5
16
Separate type
TR55IX
BPR5EFS-13
14(conical seat)
17.5
16
Separate type
TR65IX
14(conical seat)
17.5
16
Separate type
TR75IX
14(conical seat)
17.5
16
Separate type
TR85IX
14(conical seat)
17.5
16
Separate type
TR5-1IX
---
14(conical seat)
20.5 (mounting thread length 17.5 + metal shell protrusion 3)
16
Integrated type
TR45-1IX
---
14(conical seat)
20.5 (mounting thread length 17.5 + metal shell protrusion 3)
16
Integrated type
TR55-1IX
---
14(conical seat)
20.5 (mounting thread length 17.5 + metal shell protrusion 3)
16
Integrated type
UR4IX
BPR4FS
14(conical seat)
11.2
16
Integrated type
UR5IX
BPR5FS
14(conical seat)
11.2
16
Integrated type
UR6IX
BPR6FS
14(conical seat)
11.2
16
Integrated type
UR45IX
BPR4FS-15
14(conical seat)
11.2
16
Integrated type
UR55IX
BPR5FS-15
14(conical seat)
11.2
16
Integrated type
WR5IX
APR5FS
18(conical seat)
10.9
20.8
Integrated type
XR4IX
BP5S
14
9.5
20.8
Integrated type
XR5IX
BP6S
14
9.5
20.8
Integrated type
XR45IX
---
14
9.5
20.8
Integrated type
XR55IX
14
9.5
20.8
Integrated type
YR5IX
BR5FS
14(conical seat)
11.2
16
Integrated type
YR55IX
BR5FS-15
14(conical seat)
11.2
16
Integrated type
Copyright(c) 2006 NGK SPARK PLUG CO.,LTD. all rights reserved.
Q&A
Iridium Spark Plugs
