Page 133 - Latin America Accessories Guide (2020) - 8M0163252

MERCRUISER

SPARK PLUG CHART - MERCRUISER

MCM Spark Plug Chart

Model CID/ #Cyl Type of Ignition Year Range Serial # Range Spark Plug Spark Plug Gap
100 Vazer 98/ L4 Delco - HEI 2007 - 2009 1A035000 and up 33-896329818 .035
110 153/ L4 Delco 1963 - 1966 1537370 - 2044033 33-813471 1 .035
120 153/ L4 Delco 1964 - 1974 1666601 - 3825578 33-813471 1 .035
120 153/ L4 Delco 1974 - 1986 3825579 - 0B531853 33-898264001 .035
2.5L 153/ L4 Delco 1987 - 1989 0B531854 - 0C853255 33-898264001 .035

140 181/ L4 Delco 1968 - 1974 2508261 - 3826282 33-813471 1 .035
140 181/ L4 Delco 1974 - 1986 3826283 - 0B450800 33-898264001 .035
3.0L 181/ L4 Delco 1987 - 1989 0B450801 - 0C856558 33-898264001 .035
3.0L 181/ L4 Prestolite 1990 - 1991 0C856559 - 0D504541 33-898264001 .035
3.0L 181/ L4 Delco Digital 1990 - 1991 0C856559 - 0D504541 33-898264001 .035
3.0L 181/ L4 EST 1991 - 1994 0D504542 - 0F603999 33-816336Q .035
MERCRUISER 3.0L 181/ L4 EST 1999 - 2016 0L341000 - 2A506300 33-862029 .045
1998
0L010042 - 0L340999
33-816336Q
181/ L4
EST
.035
3.0L
181/ L4
33-862029
EST
1A072812 - 2A502810
2008 - 2016
3.0L MPI
.045
3.0LX
3.0LX 181/ L4 Prestolite 1990 - 1991 0C856559 - 0D504541 33-898264001 .035
.035
33-816336Q
Delco Digital
181/ L4
1990 - 1991
0C856559 - 0D504541
3.0LX 181/ L4 EST 1991 - 1997 0D504542 - 0K999999 33-816336Q .035

165 224/ L4 Delco 1987 0B434940 - 0B77451 33- 97389 .035
170 224/ L4 Delco 1985 - 1986 6916779 - 0B434940 33- 97389 .035
180 224/ L4 Delco & Prestolite 1987 0B436391 - 0B775248 33- 97389 .035
190 224/ L4 Delco 1985 - 1986 6916779 - 0B436390 33- 97389 .035
3.7L 224/ L4 Delco 1988 - 1989 0B774252 and up 33- 97389 .035
3.7LX 224/ L4 Delco & Prestolite 1988 - 1989 0B775249 and up 33- 97389 .035
470 224/ L4 Delco 1976 - 1984 4208730 - 6916778 33- 97389 .035
485 224/ L4 Delco 1980 - 1982 5685394 - 6218036 33- 97389 .035
488 224/ L4 Delco 1983 - 1984 6170297 - 6916778 33- 97389 .035

140 194/ L6 Delco 1963 1538930 - 1725960 33-813471 1 .035
150 230/ L6 Delco 1964 - 1966 1666495 - 2048046 33-813471 1 .035
160 250/ L6 Delco 1967 - 1969 2048022 - 2770031 33-813471 1 .035
165 250/ L6 Delco 1970 2770032 - 2771483 33-813471 1 .035
165 250/ L6 Delco 1971 - 1981 2771484 - 5813433 33-898264001 .035
200 292/ L6 Delco 1969 2453769 - 2712072 33-813471 1 .035

185 (4 bbl.) 229/ V-6 Prestolite 1983 - 1984 6330183 - 6919655 33-898264001 .035
175 262/ V-6 Thunderbolt IV 1987 0B527955 - 0B773242 33-898264001 .035
185 (2 bbl.) 262/ V-6 Thunderbolt IV 1985 - 1987 6919656 - 0B527954 33-898264001 .035
205 262/ V-6 Thunderbolt IV 1985 - 1987 0A331455 - 0B775129 33-898264001 .035
262 Mag.(TBI)(Gen+) 262/ V-6 Delco - HEI 1996 - 1997 0F803800 - 0K999999 33-862029 .045
4.3L 262/ V-6 Thunderbolt IV 1988 - 1993 0B773243 - 0F000877 33-898264001 .035
4.3L 262/ V-6 Thunderbolt IV 1993 - 1996 0F000878 - 0F802999 33-898264001 .040
4.3L (Gen +) 262/ V-6 Thunderbolt V 1998 - 2004 0L010044 - 0W300012 33-862029 .045
4.3L TKS 262/ V-6 Thunderbolt V 2004 - 2015 0W300013 - 2A454127 33-862029 .060
4.3L EFI (Gen+)(TBI) 262/ V-6 Delco & Mercury - HEI 1998 - 2001 0L012009 - 0M299999 33-862029 .045
4.3L MPI 262/ V-6 Delco - HEI 2002 - 2016 0M300000 - 2A506375 33-8M2018369 .060
4.3L MPI EC 262/ V-6 Delco - HEI 2011 - 2016 1A637496 - 2A528897 33-8M2018369 .060
4.3LH (Gen +) 262/ V-6 Thunderbolt IV 1998 - 2002 0L010044 - 0M614999 33-862029 .045
124 Phone: 954-744-3500; Fax: 954-744-3535; E-Mail: miami@mercmarine.com