Year-Model / 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 .030
1997-1985 V8 QL78YC L78YC 0.03
235 HP
1985-1978 QL16V .030
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 .030
1998-1993 COM. QL78YC L78YC 0.03
1992 COM. QL16V .030
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 .030
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 .030
1992-1989 CV6 6-Cylinder COM. QL16V .030
150 HP
1991-1988 CV6 6-Cylinder QL77JC4 L77JC4 0.03
1987-1978 CV6 6-Cylinder QL16V .030
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 .030
2004-2003 DOHC 4-Cylinder 4-Stroke RC9YC 0.03
2003-1985 LV4 4-Cylinder QL78YC L78YC 0.03
135 HP
1984-1973 QL16V .030
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 .030
1966 Standard Ignition RJ8C Cj8 J8C 841 0.03
1980-1979 V4 QL77JC4 L77JC4 0.03
90 HP
1997-1994 4-Cylinder QL82C L82C 0.03
1998-1979 C V4 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 Cj8 J8C 841 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 Cj8 J8C 841 0.03
2001-1979 Jet CV4 4-Cylinder QL82C L82C 0.03
1967-1966 Standard Ignition RJ8C Cj8 J8C 841 0.03
75 HP
1989-1975 49 CID 3-Cylinder QL77JC4 L77JC4 0.03
1965-1960 V4 Standard Ignition RJ8C Cj8 J8C 841 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. QL78YC L78YC 0.03
2003-1988 HC LC COM. QL16V .030
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 Cj8 J8C 841 0.03
55 HP
1989-1976 2-Cylinder QL77JC4 L77JC4 0.03
1995-1994 2-Cylinder COM. QL78YC L78YC 0.03
1969-1968 3-Cylinder QL77JC4 L77JC4 0.03
2003-1986 COM. QL16V .030
50 HP
1975-1971 QL77JC4 L77JC4 0.03
1988-1980 2-Cylinder QL77JC4 L77JC4 0.03
2004-1989 2-Cylinder 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 Cj8 J8C 841 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 .030
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 Cj8 J8C 841 0.03
1976-1974 40EL Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40EL Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1965 40ES Standard Ignition RJ8C Cj8 J8C 841 0.03
1976-1974 40R Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40R Standard Ignition RJ8C Cj8 J8C 841 0.03
1976-1974 40RL Standard Ignition QL77JC4 L77JC4 0.03
1973-1969 40RL Standard Ignition RJ8C Cj8 J8C 841 0.03
1990-1981 3 CID COM. UL81C 0.03
2003-1984 45 CID COM. QL16V .030
2004-2002 DOHC 4-Stroke RA8HC 0.03
2003-1992 Jet QL78YC L78YC 0.03
2001-1999 Jet 3-Cylinder QL78YC L78YC 0.03
1953-1960 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 0.03
33 HP
1967-1965 33E Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1965 33R Standard Ignition RJ8C Cj8 J8C 841 0.03
30 HP
2002-1978 2-Cylinder QL82C L82C 0.03
2001-1999 Jet 2-Cylinde QL78YC L78YC 0.03
2004-2001 SOHC 3-Cylinder 4-Stroke RA8HC 0.03
1971-1956 Standard Ignition RJ8C Cj8 J8C 841 0.03
28 HP
1997-1978 QL82C L82C 0.03
2003-1992 Jet QL78YC L78YC 0.03
1964-1962 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 0.03
2007-2005 25EL 2-Cylinder 4-Stroke RC12YC 0.03
1976-1972 25EL Standard Ignition RJ8C Cj8 J8C 841 0.03
2007-2005 25R 2-Cylinder 4-Stroke RC12YC 0.03
1976-1969 25R Standard Ignition RJ8C Cj8 J8C 841 0.03
2007-2005 25RL 2-Cylinder 4-Stroke RC12YC 0.03
1976-1971 25 RL Standard Ignition RJ8C Cj8 J8C 841 0.03
2001 3-Cylinder QL86C L86C 0.03
1999-1995 3-Cylinder QL86C L86C 0.03
2000 3-Cylinder QL86C L86C 0.03
2004-1981 COM. QL16V .030
1998-1995 Jet QL82C L82C 0.03
2004 SOHC 3-Cylinder 4-Stroke RA8HC 0.03
1976-1969 Standard Ignition RJ8C Cj8 J8C 841 0.03
1955-1952 Standard Ignition RJ8C Cj8 J8C 841 0.03
20 HP
1998-1978 2-Cylinder QL82C L82C 0.03
1973-1969 20R Standard Ignition RJ8C Cj8 J8C 841 0.03
1973-1971 20RL Standard Ignition RJ8C Cj8 J8C 841 0.03
2001-1999 Jet 2-Cylinder QL82C L82C 0.03
1973-1966 Standard Ignition RJ8C Cj8 J8C 841 0.03
18 HP
1973-1957 RJ8C Cj8 J8C 841 0.03
1998-1995 Jet QL82C L82C 0.03
1973-1950 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 0.03
14 HP
1989-1988 QL77JC4 L77JC4 0.03
1991-1981 COM. QL77JC4 L77JC4 0.03
1972-1950 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 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 Cj8 J8C 841 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
2004-2002OHC 211CC 4-Stroke RP10HC 0.027
7.5 HP
1997-1977 QL86C L86C 0.03
1958-1952 Standard Ignition RJ8C Cj8 J8C 841 0.03
6.5 HP
1993-1981COM. QL77JC4 L77JC4 0.03
6 HP
2004-1984 2-Stroke QL86C L86C 0.03
1982-1977 2-Stroke QL86C L86C 0.03
1976-19716 R Standard Ignition RJ8C Cj8 J8C 841 0.03
1976-1971 6RL Standard Ignition RJ8C Cj8 J8C 841 0.03
2004-1997 OHC 128CC 4-Stroke RP10HC 0.027
1976-1965 Standard Ignition RJ8C Cj8 J8C 841 0.03
5.5 HP
1964-1954 Standard Ignition RJ8C Cj8 J8C 841 0.03
5.2 HP
1974-1952 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 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 Cj8 J8C 841 0.03
2003-1989 2-Cylinder QL86C L86C 0.03
1976-1969 4R Standard Ignition RJ8C Cj8 J8C 841 0.03
1976-19694 W Standard Ignition RJ8C Cj8 J8C 841 0.03
1988-1987 Excel QL77JC4 L77JC4 0.03
1984-1981 Standard Ignition QL77JC4 L77JC4 0.03
1974-1952 Standard Ignition RJ8C Cj8 J8C 841 0.03
1988-1987 Ultra QL77JC4 L77JC4 0.03
1967-1958 V4 Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1958 V4A Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1958 V4M Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1958 V4S Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1958 VX Standard Ignition RJ8C Cj8 J8C 841 0.03
1967-1958 VXH Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 0.03
3 HP
1997-1989 2-Cylinder QL86C L86C 0.03
1974-1952 Standard Ignition RJ8C Cj8 J8C 841 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 Cj8 J8C 841 0.03
1970-1966 Aquanaut Diving Unit Standard Ignition CJ14 0.03
1990-1971 Colt RJ8C Cj8 J8C 841 0.03
1990-1971 Jr. RJ8C Cj8 J8C 841 0.03
1970-1968 Standard Ignition RJ8C Cj8 J8C 841 0.03
1.5 HP
1970-1968 Standard Ignition RJ8C Cj8 J8C 841 0.03
1.2 HP
1990-1986 Magneto Standard Ignition RJ8C Cj8 J8C 841 0.03
1.1 HP
1947-1946 Standard Ignition RH12 H12 0.03
1 HP
1970-1968 1R Standard Ignition RJ8C Cj8 J8C 841 0.03
1966-1952 AD Standard Ignition RJ8C Cj8 J8C 841 0.03
Air Buoy Diving Unit Standard Ignition CJ14 0.025
1968-1954 CD Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1956 FD Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1956 FDE Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1954 JH Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1967 JHF Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1952 JW Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1967 JWF Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1965 LD Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1964 MQ Standard Ignition RJ8C Cj8 J8C 841 0.03
1966-1952 QD Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1951 RD Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1951 RDE Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1951 RDS Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1951 RJE Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1951 RK Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1962 RX Standard Ignition RJ8C Cj8 J8C 841 0.03
1968-1965 RXE Standard Ignition RJ8C Cj8 J8C 841 0.03
1968 SC Standard Ignition RJ8C Cj8 J8C 841 0.03
1950-1939 Standard Ignition 18mm Heads D9 0.03
1966-1952 TN Standard Ignition RJ8C Cj8 J8C 841 0.03
1966-1952 V4H Standard Ignition RJ8C Cj8 J8C 841 0.03
1966-1952 V4ML Standard Ignition RJ8C Cj8 J8C 841 0.03
