John Deere M78543 - RC12YC Champion Spark Plug
Replaces M143270
Sold individually
- Resists fouling
- Superior corrosion resistance
- Dependable performance and reliability
- Increased conductivity and heat control for good overall wear
- OE replacement plug for lawn, garden and similar small engine machine
Fits on the following models
7G18
13HP
15HP
16HP
43
47
52
54
102
105
107
108
115
125
135
145
155C
190C
800
1200H
1438GS
1438HS
1442
1538GS
1538HR
1538HS
1542
1542GS
1542HS
1642HS
1642HV
1646
1646HS
1646HV
1742GS
1742HS
1742PR
1842GV
1842HV
1846
1848GV
1848HV
1948GV
1948HV
2046HV
2048HV
2148HV
2254HV
2354
2554HV
2554ST
15538
D100
D105
D110
D120
D125
D130
D140
D150
D155
D160
D170
E100
E120
E130
E140
E150
E160
E170
E180
F620
F680
F687
G15
G100
G110
GS25
GS30
GS45
GS75
GT225
JS40
JS63
JS63V
JS63VC
L17.542
L100
L105
L107
L108
L110
L111
L118
L120
L130
L1742
L2048
L2548
L2554
LA100
LA105
LA110
LA115
LA120
LA125
LA130
LA135
LA140
LA145
LA150
LA155
LA165
LA175
LT133
LT150
LT155
LT160
LT166
LT170
LTR155
LTR166
LX172
LX173
LX176
LX178
LX186
LX188
LX255
LX266
LX288
M653
M655
M665
R43
R43S
R43V
R47S
RUN 41
RUN 46
RUN 51
S100
S110
S1642
S1742
S2046
S2048
S2348
S2546
S2554
SST15
SST16
SST18
STX30
STX38
STX46
X106
X107
X110
X117R
X120
X125
X126
X130R
X140
X165
Z225
Z245
Z425
Z510A
Z520A
Want to confirm this part fits your machine? Visit John Deere Parts Catalog or contact us via live chat or email and we will help you find the right parts for your John Deere machine.
