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Johnson

Johnson spark plug

Champion Spark Plugs for Johnson Outboard Motors

Champion spark plugs are original equipment on many outboard and inboard motors and are excellent replacements for everyday engine maintenance. Please view the application guide below. You may also find the Champion spark plug code helpful.

Year Model / Engine Copper Plus Plug Alternate Plug Gap
300 HP
1997-1985 V8 QL78YC L78YC 0.03
275 HP
1988-1985   QL82YC L82YC 0.03
250 HP
2001-1999 LV6 6-Cylinder QL16V
1997-1985 V8 QL78YC L78YC 0.03
235 HP
1985-1978   QL16V
225 HP
2004 LV6 D.I. 6-Cylinder QC12PEP 0.03
1993-1986 V6 QL77JC4 L77JC4 0.03
2003-1994 Venom LV6 6-Cylinder QL78YC L78YC 0.03
200 HP
1983-1976   QL16V
1998-1993 COM. QL78YC L78YC 0.03
1992 COM. QL16V
2004 LV6, D.I. 6-Cylinder QC12PEP 0.03
1993-1986 V6 QL77JC4 L77JC4 0.03
2003-1994 Venom LV6 6-Cylinder QL78YC L78YC 0.03
185 HP
1987-1977   UL77V
1993-1990 COM. QL77JC4 L77JC4 0.03
175 HP
1987-1977   QL16V
1991-1988 CV6 6-Cylinder QL77JC4 L77JC4 0.03
2004-1991 Fast Strike LV6 6-Cylinder QL78YC L78YC 0.03
155 HP
1987-1978 CV6 6-Cylinder QL16V
1992-1989 CV6 6-Cylinder COM. QL16V
150 HP
1991-1988 CV6 6-Cylinder QL77JC4 L77JC4 0.03
1987-1978 CV6 6-Cylinder QL16V
2004-1991 Fast Strike LV6 6-Cylinder QL78YC L78YC 0.03
1998-1993 LV6 6-Cylinder COM. QL78YC L78YC 0.03
1998-1997 LV6 6-Cylinder F.F.I. Heads w / o Pins QC12PEP 0.03
1998-1997 LV6 6-Cylinder F.F.I. Heads w / Pins XC12PEPB 0.03
140 HP
1984-1973   QL16V
2004-2003 DOHC 4-Cylinder 4-Stroke RC9YC 0.03
2003-1985 LV4 4-Cylinder QL78YC L78YC 0.03
135 HP
1984-1973   QL16V
130 HP
2003-1985 LV4 4-Cylinder QL78YC L78YC 0.03
125 HP
1972-1971   QL77JC4 L77JC4 0.03
120 HP
2004-1985 LV4 4-Cylinder QL78YC L78YC 0.03
115 HP
1993-1986   QL77JC4 L77JC4 0.03
1985   UL77V
1979-1973   QL77JC4 L77JC4 0.03
1970-1969   QL77JC4 L77JC4 0.03
1998-1994 4-Cylinder QL82C L82C 0.03
1984-1975 COM. QL77JC4 L77JC4 0.03
1998-1979 CV4 4-Cylinder QL82C L82C 0.03
2004-2003 DOHC 4-Cylinder 4-Stroke RC9YC 0.03
2004-1995 Fast Strike LV4 4-Cylinder QL78YC L78YC 0.03
1999-1998 LV4 4-Cylinder F.F.I. Heads w / o Pins QC12PEP 0.03
1999-1998 LV4 4-Cylinder F.F.I. Heads w / Pins XC12PEPB 0.03
112 HP
1997-1979 CV4 4-Cylinder QL82C L82C 0.03
110 HP
1997-1979 CV4 4-Cylinder QL82C L82C 0.03
105 HP
2003-1993 Jet LV6 6-Cylinder QL78YC L78YC 0.03
2003-1997 LV4 4-Cylinder COM. QL78YC L78YC 0.03
100 HP
1972-1967   QL77JC4 L77JC4 0.03
2001-1984 COM. QL16V
1966 Standard Ignition RJ8C J8C 0.03
1980-1979 V4 QL77JC4 L77JC4 0.03
90 HP
1997-1994 4-Cylinder QL82C L82C 0.03
1998-1979 CV4 4-Cylinder QL82C L82C 0.03
2004-2003 DOHC 4-Cylinder 4-Stroke RC9YC 0.03
1998 LV4 4-Cylinder F.F.I. Heads w / o Pins QC12PEP 0.03
1998 LV4 4-Cylinder F.F.I. Heads w / Pins XC12PEPB 0.03
1965-1964 Standard Ignition RJ8C J8C 0.03
88 HP
1997-1979 CV4 4-Cylinder QL82C L82C 0.03
85 HP
1993-1986   QL77JC4 L77JC4 0.03
1980-1968   QL77JC4 L77JC4 0.03
1995-1994 Backtroller V4 QL82C L82C 0.03
80 HP
1967-1966   RJ8C J8C 0.03
2001-1979 Jet CV4 4-Cylinder QL82C L82C 0.03
1967-1966 Standard Ignition RJ8C J8C 0.03
75 HP
1989-1975 49 CID 3-Cylinder QL77JC4 L77JC4 0.03
1965-1960 V4 Standard Ignition RJ8C J8C 0.03
70 HP
1989-1988 49 CID 3-Cylinder QL77JC4 L77JC4 0.03
1986-1975 49 CID 3-Cylinder QL77JC4 L77JC4 0.03
2001-1994 56 CID 3-Cylinder QL78YC L78YC 0.03
1993-1989 56 CID 3-Cylinder QL77JC4 L77JC4 0.03
2004-2002 SOHC 4-Cylinder 4-Stroke RN9YC N9YC 0.03
65 HP
1973-1972 3-Cylinder QL77JC4 L77JC4 0.03
1995-1994 3-Cylinder COM. COM. QL78YC L78YC 0.03
2003-1988 HC LC COM. QL16V
1987-1984 HC LC COM. QL77JC4 L77JC4 0.03
1997-1992 Jet CV4 4-Cylinder QL82C L82C 0.03
1968 V4 QL77JC4 L77JC4 0.03
60 HP
1985-1980 2-Cylinder QL77JC4 L77JC4 0.03
1971-1970 3-Cylinder QL77JC4 L77JC4 0.03
1989-1975 49 CID 3-Cylinder QL77JC4 L77JC4 0.03
1998-1994 56 CID 3-Cylinder QL78YC L78YC 0.03
1993-1989 56 CID 3-Cylinder QL77JC4 L77JC4 0.03
2004-2002 SOHC 4-Cylinder 4-Stroke RA8HC 0.03
1967-1964 V4 Standard Ignition RJ8C J8C 0.03
55 HP
1989-1976 2-Cylinder QL77JC4 L77JC4 0.03
1995-1994 2-Cylinder COM. COM. QL78YC L78YC 0.03
1969-1968 3-Cylinder QL77JC4 L77JC4 0.03
2003-1986 COM. QL16V
50 HP
1975-1971   QL77JC4 L77JC4 0.03
1988-1980 2-Cylinder QL77JC4 L77JC4 0.03
2004-1989 2-Cylinder 2-Stroke 2-Stroke QL78YC L78YC 0.03
1998-1995 3-Cylinder QL78YC L78YC 0.03
2004-2002 DOHC 4-Stroke RA8HC 0.03
2004-1993 Jet 2-Cylinder QL78YC L78YC 0.03
1959-1958 Standard Ignition RJ8C J8C 0.03
48 HP
1997-1989 2-Cylinder QL78YC L78YC 0.03
1988-1980 2-Cylinder QL77JC4 L77JC4 0.03
1997-1994 SPL QL78YC L78YC 0.03
45 HP
2001-1986 COM. QL16V
40 HP
1976-1974   UL81C 0.03
2002-1989 2-Cylinder QL78YC L78YC 0.03
1988-1980 2-Cylinder QL77JC4 L77JC4 0.03
1976-1974 40E Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40E Standard Ignition RJ8C J8C 0.03
1976-1974 40EL Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40EL Standard Ignition RJ8C J8C 0.03
1967-1965 40ES Standard Ignition RJ8C J8C 0.03
1976-1974 40R Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40R Standard Ignition RJ8C J8C 0.03
1976-1974 40RL Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40RL Standard Ignition RJ8C J8C 0.03
1990-1981 43 CID COM. UL81C 0.03
2003-1984 45 CID COM. QL16V
2004-2002 DOHC 4-Stroke RA8HC 0.03
2003-1992 Jet QL78YC L78YC 0.03
2001-1999 Jet 3-Cylinder QL78YC L78YC 0.03
1973-1960 Standard Ignition RJ8C J8C 0.03
35 HP
1976   UL81C 0.03
1997-1977 2-Cylinder QL77JC4 L77JC4 0.03
2001-1995 3-Cylinder QL86C L86C 0.03
2004-1993 Jet 2-Cylinder QL78YC L78YC 0.03
1959-1957 Standard Ignition RJ8C J8C 0.03
33 HP
1967-1965 33E Standard Ignition RJ8C J8C 0.03
1967-1965 33R Standard Ignition RJ8C J8C 0.03
30 HP
2002-1978 2-Cylinder QL82C L82C 0.03
2001-1999 Jet 2-Cylinder QL78YC L78YC 0.03
2004-2001 SOHC 3-Cylinder 4-Stroke RA8HC 0.03
1971-1956 Standard Ignition RJ8C J8C 0.03
28 HP
1997-1978   QL82C L82C 0.03
2003-1992 Jet QL78YC L78YC 0.03
1964-1962 Standard Ignition RJ8C J8C 0.03
25 HP
2004-1977 2-Cylinder QL82C L82C 0.03
2007-2005 25E 2-Cylinder 4-Stroke RC12YC 0.03
1976-1972 25E Standard Ignition RJ8C J8C 0.03
2007-2005 25EL 2-Cylinder 4-Stroke RC12YC 0.03
1976-1972 25EL Standard Ignition RJ8C J8C 0.03
2007-2005 25R 2-Cylinder 4-Stroke RC12YC 0.03
1976-1969 25R Standard Ignition RJ8C J8C 0.03
2007-2005 25RL 2-Cylinder 4-Stroke RC12YC 0.03
1976-1971 25RL Standard Ignition RJ8C J8C 0.03
2001 3-Cylinder QL86C L86C 0.03
1999-1995 3-Cylinder QL86C L86C 0.03
200 3-Cylinder QL86C L86C 0.03
2004-1981 COM. QL16V
1998-1995 Jet QL82C L82C 0.03
2004 SOHC 3-Cylinder 4-Stroke RA8HC 0.03
1976-1969 Standard Ignition RJ8C J8C 0.03
1955-1952 Standard Ignition RJ8C J8C 0.03
20 HP
1993-1978   QL82C L82C 0.03
20 HP
1998-1978 2-Cylinder QL82C L82C 0.03
1973-1969 20R Standard Ignition RJ8C J8C 0.03
1973-1971 20RL Standard Ignition RJ8C J8C 0.03
2001-1999 Jet 2-Cylinder QL82C L82C 0.03
1973-1966 Standard Ignition RJ8C J8C 0.03
18 HP
1973-1957   RJ8C J8C 0.03
1998-1995 Jet QL82C L82C 0.03
1973-1950 Standard Ignition RJ8C J8C 0.03
15 HP
2001-1994   QL82C L82C 0.03
1992-1977   QL77JC4 L77JC4 0.03
1976-1974   UL81C 0.03
2007-2005 15E 2-Cylinder 4-Stroke RC12YC 0.03
2007-2005 15R 2-Cylinder 4-Stroke RC12YC 0.03
2001-1994 COM. QL82C L82C 0.03
1993 COM. QL82C L82C 0.03
1992 COM. QL77JC4 L77JC4 0.03
1998-1995 Kero UL77V
2004-1995 OHC 4-Stroke RA8HC 0.03
1972-1950 Standard Ignition RJ8C J8C 0.03
14 HP
1989-1988   QL77JC4 L77JC4 0.03
1991-1981 COM. QL77JC4 L77JC4 0.03
1972-1950 Standard Ignition RJ8C J8C 0.03
10 HP
1976-1975 10E Standard Ignition QL77JC4 L77JC4 0.03
1976-1975 10EL Standard Ignition QL77JC4 L77JC4 0.03
1976-1975 10R Standard Ignition QL77JC4 L77JC4 0.03
1976-1975 10RL Standard Ignition QL77JC4 L77JC4 0.03
2003-1994 COM. QL82C L82C 0.03
1993 COM. QL82C L82C 0.03
1992 COM. QL77JC4 L77JC4 0.03
1963-1952 Standard Ignition RJ8C J8C 0.03
9.9 HP
2001-1977   QL82C L82C 0.03
1976-1974   UL81C 0.03
2004-2002 10EL 302CC 2-Cylinder 4-Stroke RC12YC 0.03
2004-2002 10R 302CC 2-Cylinder 4-Stroke RC12YC 0.03
1998-1995 211CC 4-Stroke RP10HC 0.03
2004-2002 OHC 302CC 4-Stroke RA8HC 0.03
2003-1995 OHC 305CC 4-Stroke RA8HC 0.03
2004-2002 SOHC 2-Cylinder 4-Stroke RA8HC 0.035
9.7 HP
1949-1942 Standard Ignition RD16 D16 0.03
9.5 HP
1973-1964 Standard Ignition RJ8C J8C 0.03
9 HP
1974 9E Standard Ignition QL77JC4 L77JC4 0.03
1974 9EL Standard Ignition QL77JC4 L77JC4 0.03
1974 9R Standard Ignition QL77JC4 L77JC4 0.03
1974 9RL Standard Ignition QL77JC4 L77JC4 0.03
8 HP
1983 2-Stroke QL86C L86C 0.03
1998-1996 4-Stroke RP10HC 0.027
2001-1977 COM. QL86C L86C 0.03
2004-2002 OHC 211CC 4-Stroke RP10HC 0.027
7.5 HP
1997-1977   QL86C L86C 0.03
1958-1952 Standard Ignition RJ8C J8C 0.03
6.5 HP
1993-1981 COM. QL77JC4 L77JC4 0.03
6 HP
2004-1984 2-Stroke QL86C L86C 0.03
1982-1977 2-Stroke QL86C L86C 0.03
1976-1971 6R Standard Ignition RJ8C J8C 0.03
1976-1971 6RL Standard Ignition RJ8C J8C 0.03
2004-1997 OHC 128CC 4-Stroke RP10HC 0.027
1976-1965 Standard Ignition RJ8C J8C 0.03
5.5 HP
1964-1954 Standard Ignition RJ8C J8C 0.03
5.2 HP
1974-1952 Standard Ignition RJ8C J8C 0.03
5 HP
1997-1990   QL86C L86C 0.03
2001-1998 1-Cylinder QL77JC4 L77JC4 0.03
2003-1997 OHC 128CC 4-Stroke RP10HC 0.027
1974-1952 Standard Ignition RJ8C J8C 0.03
4.5 HP
1985-1980   QL86C L86C 0.03
4 HP
1988   QL77JC4 L77JC4 0.03
1987-1986   QL86C L86C 0.03
1985   QL77JC4 L77JC4 0.03
1984-1977   QL86C L86C 0.03
1976-1969   RJ8C J8C 0.03
2003-1989 2-Cylinder QL86C L86C 0.03
1976-1969 4R Standard Ignition RJ8C J8C 0.03
1976-1969 4W Standard Ignition RJ8C J8C 0.03
1988-1987 Excel QL77JC4 L77JC4 0.03
1984-1981 Standard Ignition QL77JC4 L77JC4 0.03
1974-1952 Standard Ignition RJ8C J8C 0.03
1988-1987 Ultra QL77JC4 L77JC4 0.03
1967-1958 V4 Standard Ignition RJ8C J8C 0.03
1967-1958 V4A Standard Ignition RJ8C J8C 0.03
1967-1958 V4M Standard Ignition RJ8C J8C 0.03
1967-1958 V4S Standard Ignition RJ8C J8C 0.03
1967-1958 VX Standard Ignition RJ8C J8C 0.03
1967-1958 VXH Standard Ignition RJ8C J8C 0.03
3.6 HP
1986-1985   QL77JC4 L77JC4 0.03
3.5 HP
2004-2001 1-Cylinder QL87YC L78YC 0.03
3.3 HP
2003-1991 1-Cylinder QL87YC L78YC 0.03
1951-1948 Standard Ignition RJ8C J8C 0.03
3 HP
1997-1989 2-Cylinder QL86C L86C 0.03
1974-1952 Standard Ignition RJ8C J8C 0.03
2.5 HP
1988-1987 1-Cylinder QL86C L86C 0.03
2.3 HP
1997-1991 1-Cylinder QL87YC L78YC 0.03
2 HP
2001-1991 1-Cylinder QL87YC L78YC 0.03
1984-1971 2R Standard Ignition RJ8C J8C 0.03
1970-1966 Aquanaut Diving Unit Standard Ignition CJ14 0.03
1990-1971 Colt RJ8C J8C 0.03
1990-1971 Jr. RJ8C J8C 0.03
1970-1968 Standard Ignition RJ8C J8C 0.03
1.5 HP
1970-1968 Standard Ignition RJ8C J8C 0.03
1.2 HP
1990-1986 Magneto Standard Ignition RJ8C J8C 0.03
1.1 HP
1947-1946 Standard Ignition RH12 H12 0.03
1 HP
1970-1968 1R Standard Ignition RJ8C J8C 0.03
1966-1952 AD Standard Ignition RJ8C J8C 0.03
  Air Buoy Diving Unit Standard Ignition CJ14 0.025
1968-1954 CD Standard Ignition RJ8C J8C 0.03
1968-1956 FD Standard Ignition RJ8C J8C 0.03
1968-1956 FDE Standard Ignition RJ8C J8C 0.03
1968-1954 JH Standard Ignition RJ8C J8C 0.03
1968-1967 JHF Standard Ignition RJ8C J8C 0.03
1968-1952 JW Standard Ignition RJ8C J8C 0.03
1968-1967 JWF Standard Ignition RJ8C J8C 0.03
1968-1965 LD Standard Ignition RJ8C J8C 0.03
1968-1964 MQ Standard Ignition RJ8C J8C 0.03
1966-1952 QD Standard Ignition RJ8C J8C 0.03
1968-1951 RD Standard Ignition RJ8C J8C 0.03
1968-1951 RDE Standard Ignition RJ8C J8C 0.03
1968-1951 RDS Standard Ignition RJ8C J8C 0.03
1968-1951 RJE Standard Ignition RJ8C J8C 0.03
1968-1951 RK Standard Ignition RJ8C J8C 0.03
1968-1962 RX Standard Ignition RJ8C J8C 0.03
1968-1965 RXE Standard Ignition RJ8C J8C 0.03
1968 SC Standard Ignition RJ8C J8C 0.03
1950-1939 Standard Ignition 18mm Heads D9 0.03
1966-1952 TN Standard Ignition RJ8C J8C 0.03
1966-1952 V4H Standard Ignition RJ8C J8C 0.03
1966-1952 V4ML Standard Ignition RJ8C J8C 0.03