KOHLER ENGINE SPARK PLUG APPLICATION CHART
When selecting a spark plug for your Kohler small engine from another manufacture (NGK, Bosch, Autolite, AC) then listed here, it is best to use their reference catalog to see what spark plug they recommend for your Kohler engine. And if their catalog is not showing the engine you have use their cross reference chart from one of the plugs listed below. Some plug listed are resistor type plugs and are usually identified by the (R) in the plug part number. Resistor type plugs suppresses the RFI (radio frequency interference) in your engine, with out resistor plugs you can experience static on your radio as well as interfere with other sensitive electronic equipment. Some engines must use resistor plugs for a proper talkback to the electronic ignition.
MODEL | HP | DENSO PLUG | CHAMPION PLUG# KOHLER# |
PLUG GAP |
CS4 | 4 hp | W14EXR-U | RN14YC 6613201 |
.030 |
CS6 | 6 hp | W14EXR-U | RN14YC 6613201 |
.030 |
CS8.5 | 8.5 hp | W14EXR-U | RN14YC 6613201 |
.030 |
CS10 | 10 hp | W14EXR-U | RN14YC 6613201 |
.030 |
CS12 | 12 hp | W14EXR-U | RN14YC 6613201 |
.030 |
CH270 | 7 hp | Q16PR-U11 | RC12YC (XC12YC) 1213202 (2413214) |
.030 |
CH5 | 5 hp | Q16PR-U11 | RC12YC 1213202 |
.040 |
CH6 / XKE | 6 hp | Q16PR-U11 | RC12YC 1213202 |
.040 |
CH395 | 9.5 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH11 / CH410 / CV11 | 11 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH12.5 / CV12.5 | 12.5 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH13 / CH430 / CV13 / CV430 | 13 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH440 | 14 hp | Q16PR-U11 | RC12YC (XC12YC) 1213202 (2513214) |
.030 |
CH14 / CV14 | 14 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH15 / CH450 / CV15 / CV450 | 15 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH16 / CH460 / CV16 / CV460 / CV461 | 16 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CV17 / CV490 / CV491 | 17 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CV492 / CV493 | 18 hp | Q16PR-U11 | RC12YC 1213202 |
.030 |
CH18 / CH620 / CV18 / CV624 | 18 hp | Q16PR-U or K16PR-UQ16PR-ZU |
RC12YC 12132023071 2513212 Pro Series |
.030 |
CH20 / CH640 / CV20 / CV640 | 20 hp | Q16PR-U or K16PR-UQ16PR-ZU |
RC12YC 12132023071 2513212 Pro Series |
.030 |
CH22 / CH670 / CV22 / CV670 | 22 hp | K16PR-U | RC12YC 12132023071 2513212 Pro Series |
.030 |
CH23 / CH680 / CV23 / CV675 / CV680 | 23 hp | K16PR-U | RC12YC 12132023071 2513212 Pro Series |
.030 |
CH25 / CH730 / CV25 / CV724 / CV725 / CV730 | 25 hp | K16PR-U | RC12YC 1213202 |
.030 |
CH26 / CH735 / CV26 | 26 hp | K16PR-U | RC12YC 1213202 |
.030 |
CH740 / CV740 | 27 hp | Q16PR-ZU | 3071 2513212 Pro Series |
.030 |
CH745 / CV745 | 28 hp | Q16PR-ZU | 3071 2513212 Pro Series |
.030 |
CH750 / CV750 | 30 hp | Q16PR-ZU | 3071 2513212 |
.030 |
CH940 / CV940 | 34 hp | XC10YC 6213204 |
.030 | |
CH960 / CV960 | 36 hp | XC10YC 6213204 |
.030 | |
CH980 / CV980 | 38 hp | XC10YC 6213204 |
.030 | |
CH1000 / CV1000 | 40 hp | XC10YC 6213204 |
.030 | |
K90 K91 | 4 hp | W14LM-U | RJ8C 4113206 |
.025 |
K121 | 5 hp | W14-U | .025 | |
K141 | 6.25 hp | W14LM-U | RJ8C 4113206 |
.025 |
K161 L161 | 7 hp | W14LM-U | RJ8C 4113206 |
.025 |
K181 L181 | 8 hp | W14LM-U | RJ8C 4113206 |
.025 |
K241 Magneto K241 Battery Ignition K241 Breakerless |
10 hp | W14L | RH10C 2513210 |
.025 .035 .035 |
K301 Magneto K301 Battery Ignition K301 Breakerless |
12 hp | W14L | RH10C 2513210 |
.025 .035 .035 |
K321 Magneto K321 Battery Ignition K321 Breakerless |
14 hp | W14L | RH10C 2513210 |
.025 .035 .035 |
K330 K331 | 12.5 hp | W14LM-U | RJ8C 4113206 |
.030 |
K341 Magneto K341 Battery Ignition K341 Breakerless |
16 hp | W14L | RH10C 2513210 |
.025 .035 .035 |
K361 | 18 hp | W14L | RH10C 2513210 |
.035 |
K482 | 18 hp | W14L | RH10C 2513210 |
.025 |
K532 | 20 hp | W14L | RH10C 2513210 |
.025 |
K582 | 23 hp | W14L | RH10C 2513210 |
.025 |
K660 K662 | 24 hp | W14LM-U | RJ8C 4113206 |
.025 |
KT17 | 17 hp | T14PR-U | RV17YC 5213202 |
.025 |
KT19 | 19 hp | T14PR-U | RV17YC 5213202 |
.025 |
KT21 | 21 hp | T14PR-U | RV17YC 5213202 |
.025 |
LH640 | 24 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LH685 | 23 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LH690 | 26 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LH755 | 28 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LH775 EFI | 31 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LV560 | 17 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LV625 | 20 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LV675 | 23 hp | W14EXR-U | RC14YC 6613201 |
.030 |
LV680 | 24 hp | W14EXR-U | RC14YC 6613201 |
.030 |
M8 | 8 hp | W20SR-U | RCJ8 4113202 |
.025 |
M10 | 10 hp | W16LS | RH10C 2513210 |
.025 |
M12 | 12 hp | W16LS | RH10C 2513210 |
.025 |
M14 | 14 hp | W16LS | RH10C 2513210 |
.025 |
M16 | 16 hp | W16LS | RH10C 2513210 |
.025 |
MV16 | 16 hp | T16PR-U | RV17YC 5213202 |
.025 |
M18 MV18 | 18 hp | T16PR-U | RV17YC 5213202 |
.025 |
M20 MV20 | 20 hp | T16PR-U | RV17YC 5213202 |
.025 |
SH265 | 6.5 hp | |||
SV470 | 15 hp | K16PR-U | QC12YC 2013202 |
.030 |
SV480 | 16 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV530 | 17 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV540 | 18 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV590 | 19 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV600 | 20 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV610 | 21 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV620 | 22 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV710 | 20 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV715 | 22 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV720 | 23 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV725 | 24 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV730 | 25 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV735 | 26 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV740 | 27 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV810 | 20 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV820 | 23 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV830 | 25 hp | K16PR-U | RC12YC 1213202 |
.030 |
SV840 | 27 hp | K16PR-U | RC12YC 1213202 |
.030 |
TH16 | 16 hp | K16PR-U | RC12YC 1213202 |
.030 |
TH18 | 18 hp | K16PR-U | RC12YC 1213202 |
.030 |
XT-6 XTR-6 XT149 |
3.5 hp | K16PR-U | RA10HC RFI 8815 1413206 |
.030 |
XT-7 XTR-7 XT173 |
4.5 hp | K16PR-U | RC12YC 1213202 |
.030 |