CLICK Here for info on Denso Iridium plugs.

 

Standard Plugs
NGK Brand Spark Plugs DENSO Brand Spark Plugs
      IW01-24 DENSO IRIDIUM RACING NSR 50 95- - Replaces NGK R6385-8P  
      IW01-27 DENSO IRIDIUM RACING TRZ 50 94-, CR 80, CR 125, CR 250 90- - Replaces NGK R6385-9P  
31903-NX4-701 SPARK PLUG NGKR6385-10P (Denso # IW01-31) IW01-31 DENSO IRIDIUM RACING RS 125 90-, RS 250 93-, TZ 125 94-, TZ 250 90-94, TZ 250 95- - Replaces NGK R6385-10P
31901-NX4-701 SPARK PLUG NGKR6385-10.5P - 31901-NF4-651 (Denso # IW01-32) IW01-32 DENSO IRIDIUM RACING RS 125 90-, RS 250 93-, TZ 125 94-, TZ 250 90-94, TZ 250 95- - Replaces NGK R6385-105P
31902-NX4-701 SPARK PLUG NGKR6385-11P - 31902-NF4-671 (Denso # IW01-34) IW01-34 DENSO IRIDIUM RACING RS 125 90-, RS 250 93-, TZ 125 94-, TZ 250 90-94, TZ 250 95- - Replaces NGK R6385-11P
      IW-22 DENSO IRIDIUM POWER NSR 50 89-95  
      IW-24 DENSO IRIDIUM POWER NSR 50 95-  
      IW-27 DENSO IRIDIUM POWER TZM 50 94-, CR 80, CR 125, CR 250 90-
      IW-31 DENSO IRIDIUM POWER MH 80
      IWM01-32 DENSO IRIDIUM RACING TZ 250 90-94, TZ 250 95-, NSR 250 90-, TZR 250R SP 94-, RGV 250 SP - Replaces NGK R6179A-105P
30700-NX4-000 Honda Standard Plug Cap ASSY., NOISE SUPPESSOR - replaces 30700-KM9-163 8DG-82370-00 Yamaha Standard Plug Cap ASSY -replaces 4PE-82370-10
 
Short Ceramic with standard reach for Air box installations

NGK Brand Spark Plugs

DENSO Brand Spark Plugs

31940-NX5-751 SPARK PLUG NGKR6120-10 5  SOLD OUT (REPLACED BY NGKR7282-105)        
31940-NX5-752 SPARK PLUG NGKR7282-105  (REPLACED NGKR6120-10 5)  (Denso # IAE01-32) - SOLD OUT  - Short ceramic for airbox clearance and Std reach IAE01-32 DENSO IRIDIUM RACING - short ceramic W/OUT DETONATION COUNTER - M14x19 16HEX - Replaces NGK R6120-10.5
31950-NX5-751 SPARK PLUG NGKR6120-11 (Denso #IAE01-34) SHORT PLUG  11       
31950-NX5-003 SPARK PLUG, NGKR6120-11 (Denso #IAE01-34) SHORT PLUG  11   IAE01-34 DENSO IRIDIUM RACING - short ceramic W/OUT DETONATION COUNTER - M14x19 16HEX - Replaces NGK R6120-11
30700-NX5-003 SPARK PLUG CAP FOR SHORT PLUG - NGK TRS-1225 - 14mm thread, rubber sheathed (Silicon) For racing spark plug R6120 & R7282      
Short Ceramic with long reach reach for Detonation Counter installations

NGK Brand Spark Plugs

DENSO Brand Spark Plugs

31910-NL6-003 SPARK PLUG NGKR7279-10 (Denso # IA01-31)        
31930-NX5-003 SPARK PLUG,NGKR6120-10  (31930-NX5-751) (Denso # IA01-31)        
31930-NX5-751 SPARK PLUG NGKR6120-10 - 31930-NX5-003 (Denso # IA01-31)        
31940-NX5-851 SPARK PLUG NGKR6120A-105 For detonation counter use 31940-NX5-852 (Denso # IA01-32)        
31940-NX5-852 SPARK PLUG NGKR7282A-105 Replaced 31940-NX5-851 NGKR6120A-105  - Short ceramic and long reach for detonation counter IA01-32 DENSO IRIDIUM RACING RS 125 90-, RS 250 93-, TZ 125 94-, TZ 250 90-94, TZ 250 95-  (Detonation Counter) - Replaces NGK R6120A-105
      IA01-34 DENSO IRIDIUM RACING RS 125 90-, RS 250 93-, TZ 125 94-, TZ 250 90-94, TZ 250 95-  (Detonation Counter) - Replaces NGK R6120A-11
30700-NX5-003 SPARK PLUG CAP FOR SHORT PLUG - NGK TRS-1225 - 14mm thread, rubber sheathed (Silicon) For racing spark plug R6120 & R7282      

Other Standard Plugs we stock

NGK Brand Spark Plugs

DENSO Brand Spark Plugs

      IU01-31 DENSO IRIDIUM RACING RVF/ NC35, CBR400RR 94-, CBR400SF, FZR400RR/SP 90-, ZXR400RR, CBR600F 99-00,  CBR600F4i 01-, YZF-R6 99-, ZXR750 -95, YZF-R1 99-
      IUH24 DENSO IRIDIUM POWER
      IX24 DENSO IRIDIUM POWER
      IX27 DENSO IRIDIUM POWER
      IXU01-31 DENSO IRIDIUM RACING ZEPR400, ZR-7
31910-NL3-620 PLUG,SPARK NGKR0045Q-10 (Denso # RU01-31)   RU01-31 DENSO IRIDIUM RACING CBR600F 99-00, CBR600F4i 01-, YZF-R6 99-, YZF-R1 99-
      RU01-34 DENSO IRIDIUM RACING RVF/ RC45
31910-NL6-000 SPARK PLUG NGKR7119-10(IR) (Denso # IK02-31)        

 

Heat Range            
NGK 7 8 9 10 10.5 11
DENSO 22 24 27 31 32 34
           
Bike Year NGK DENSO  
TZM50 94- B9EG   IW-27   IRIDIUM POWER
TZR50 -   IW01-27   IRIDIUM RACING
NSR50 89-95 B7EG   IW-22   IRIDIUM POWER
NSR50 95- B8EG   IW-24   IRIDIUM POWER
-   IW01-24   IRIDIUM RACING
CR80R 90-01 B9EG   IW-27   IRIDIUM POWER
CR125R
CR250R -   IW01-27   IRIDIUM RACING
MH80 ALL B10EG   IW-31   IRIDIUM POWER
    R6385-10P    IW01-31    
RS125R 90-01 R6385-10.5   IW01-32   STD
R6385-11P   IW01-34    
R6120A-10.5   IA01-32    
RS250R 93-01 R6120-10.5   -   STD
R6120A-10.5   IA01-32    
TZ125 94-01 -   IW01-32   STD
R6120A-10.5   IA01-32    
TZ250 90-94 -   IWM01-32   STD
R6120A-10.5   IA01-32    
TZ250 95-01  R6179A-P-10.5   IWM01-32   STD
R6120A-10.5   IA01-32    
NSR250 90- R5300A-10.5   IWM01-32   STD
R6120-10.5   -   NX5/RS250R
TZR250RSP 94- -   IWM01-32   IRIDIUM RACING
TZR250/SP 90-93 -   IW01-32   IRIDIUM RACING
RGV250Γ/SP - -   IWM01-32   IRIDIUM RACING
RVF/NC35 - R017-10 (R016-10)   IU01-31    
CBR400RR 94- R017-10 (R016-10)   IU01-31    
CB400SF - R017-10 (R016-10)   IU01-31    
FZR400RR/SP 90 R017-10 (R016-10)   IU01-31    
ZXR400R - R017-10 (R016-10)   IU01-31    
ZEPR400改 - R017-10 (R016-10)   IU01-31    
ZEPR400 - -   IXU01-31    
CBR600F/F4i 99-01 R0379A-10   IU01-31    
-   RU01-31    
YZF-R6 99-01 R0379A-10   IU01-31