Champion 938M Spark Plug QL78YC
Also see: CHAMPION MARINE SPARK PLUG 5939 Marine Stainless Steel
- Evinrude Johnson 0.030 Gap
Mercury Outboards
- 125 HP 2004-1994 4-Cylinder
- 115 HP 2004-1989 4-Cylinder 2-Stroke
- 100 HP 1999-1988 4-Cylinder
- 90 HP 2006-1987 3-Cylinder 2-Stroke
- 80 HP 1989-1978
- 80 HP 2004-1995 80 Jet
- 75 HP 2006-1987 3-Cylinder 2-Stroke 2-Stroke
- 75 HP 1986-1984 4-Cylinder
- 75 HP 2001-1990 75 Sea Pro 2-Stroke
- 70 HP 1989-1987
- 65 HP 2004-1995 65 Jet
- 60 HP 2002-1991 3-Cylinder
- 60 HP 2004-1995 60 Big Foot 3-Cylinder
- 60 HP 2004-1991 60 Sea Pro 3-Cylinder
- 55 HP 2004-1992 55 Sea Pro
- 50 HP 2004-1991 50 3-Cylinder 2-Stroke 2-Stroke
- 45 HP 1989-1986
- 45 HP 2003-199 545 Jet 3-Cylinder
- 40 HP 2004-1995 2-Cylinder
- 40 HP 2004-1997 3-Cylinder
- 40 HP 1997-1988 4-Cylinder
- 40 HP 2004-1995 40 Sea Pro
- 30 HP 2003-1995 2-Cylinder 2-Stroke 2-Stroke
- 30 HP 2001-1998 30 Jet 3-Cylinder
- 30 HP 1997-1995 30 Jet 3-Cylinder
- 30 HP 2004-1995 30 Sea Pro 2-Cylinde
- 25 HP 2004-1980 2-Cylinder 2-Stroke 2-Stroke
- 25 HP 2002-1993 25 Sea Pro 2-Cylinder
- 20 HP 1981-1970
- 20 HP 2003-1986 2-Cylinder 2-Stroke
- 20 HP 2004-1995 20 Jet 2-Cylinder
- 10 HP 1996-1991
- 10 HP 2004-1991 10 Sea Pro
- 10 HP 1998 XR10
- 9.9 HP 1994-1986
- 9.8 HP 1978-1970
- 7.5 HP 1978-1970
- 4.5 HP 1985-1975
- 4 HP 1987-1986
- 4 HP 1974-1973
- 4 HP 1972
- 4 HP 1971-1970
Champion 938M Ql78YC
