Quick Reference for Big Twin Models 1971-2002 - Spark Plugs
| Model |
Year |
Accel |
Champion |
| FLH |
66-74 |
Y2401P |
J12YC |
| FLH/C |
74-82 |
Y2410P |
RN12YC |
| FLH/C |
82-84 |
Y2410P |
RN12YC |
| FLT/C/U |
80-84 |
Y2410P |
RN12YC |
| FLT/C/U |
85-96 |
Y2410P |
RN12YC |
| FLHT/C/U |
83-84 |
Y2410P |
RN12YC |
| FLHT/C/U |
85-96 |
Y2410P |
RN12YC |
| FLHT/C/U |
97-98 |
Y2410P |
RN12YC |
| FLHT/C/U |
99-2001 |
Y2418P |
RA8HC |
| FLTR/I |
98 |
Y2410P |
RN12YC |
| FLTR/I |
99-2001 |
Y2418P |
RA8HC |
| FLHS |
87-94 |
Y2410P |
RN12YC |
| FLHR |
94-96 |
Y2410P |
RN12YC |
| FLHR |
97-98 |
T2410P |
RN12YC |
| FLHR |
99-2001 |
Y2418P |
RA8HC |
| FXST/C |
84-85 |
Y2410P |
RN12YC |
| FXST/C |
86-90 |
Y2410P |
RN12YC |
| FXST/C |
"91-92, 94" |
Y2410P |
RN12YC |
| FXST/C |
93 |
Y2410P |
RN12YC |
| FXST/C |
95-96 |
Y2410P |
RN12YC |
| FXST/C |
97-99 |
Y2410P |
RN12YC |
| FXST/C |
2000-01 |
Y2418P |
RA8HC |
| FXSTD |
2000-01 |
Y2418P |
RA8HC |
| FXSTS |
88-90 |
Y2410P |
RN12YC |
| FXSTS |
"91-92, 94" |
Y2410P |
RN12YC |
| FXSTS |
93 |
Y2410P |
RN12YC |
| FXSTS |
95-96 |
Y2410P |
RN12YC |
| FXSTS |
97-99 |
Y2410P |
RN12YC |
| FXSTS |
2000-01 |
Y2418P |
RA8HC |
| FLST/C/F/N |
86-90 |
Y2410P |
RN12YC |
| FLST/C/F/N |
"91-92, 94" |
Y2410P |
RN12YC |
| FLST/C/F/N |
93 |
Y2410P |
RN12YC |
| FLST/C/F/N |
95-96 |
Y2410P |
RN12YC |
| FLST/C/F/N |
97-99 |
Y2410P |
RN12YC |
| FLST/C/F/N |
2000-01 |
Y2418P |
RA8HC |
| FX |
71-74 |
Y2401P |
J12YC |
| FX |
75-78 |
Y2410P |
RN12YC |
| FXE |
73-74 |
Y2401P |
J12YC |
| FXE |
75-84 |
Y2410P |
RN12YC |
| FXB |
80-82 |
Y2410P |
RN12YC |
| FXEF |
79-82 |
Y2410P |
RN12YC |
| FXS |
77-82 |
Y2410P |
RN12YC |
| FXSB |
83-85 |
Y2410P |
RN12YC |
| FXWG |
80-83 |
Y2410P |
RN12YC |
| FXWG |
84-86 |
Y2410P |
RN12YC |
| FXR/S |
82-84 |
Y2410P |
RN12YC |
| FXR/S |
85-94 |
Y2410P |
RN12YC |
| FXR/S |
99 |
Y2410P |
RN12YC |
| FXLR |
87-94 |
Y2410P |
RN12YC |
| FXRT |
83-84 |
Y2410P |
RN12YC |
| FXRT |
85-92 |
Y2410P |
RN12YC |
| FXD/L |
91-96 |
Y2410P |
RN12YC |
| FXD/L |
97-98 |
Y2410P |
RN12YC |
| FXD/LF |
99-2001 |
Y2418P |
RA8HC |
| FXDX/FXDXT |
2000-01 |
Y2418P |
RA8HC |
| FXDWG |
93-96 |
Y2410P |
RN12YC |
| FXDWG |
97-98 |
Y2410P |
RN12YC |
| FXDWG |
99-2001 |
Y2418P |
RA8HC |
| FXDS |
95-96 |
Y2410P |
RN12YC |
| CONV |
97-98 |
Y2410P |
RN12YC |
| CONV |
99-2000 |
Y2418P |
RA8HC |
|