Product Description
Motorcraft SP447A Spark Plug is engineered for reliable ignition performance across a wide range of domestic and import applications. Designed with a nickel center electrode core and copper tip materials, this spark plug ensures excellent conductivity and consistent spark delivery. The copper core center electrode enhances heat dissipation, while the copper ground electrode tip promotes efficient combustion and durability.
With a precision-built insulator height of 2.03, the SP447A is optimized for stable operation in both older and modern engine platforms. Motorcraft’s OE-quality construction makes this spark plug a dependable choice for maintaining engine efficiency, fuel economy, and long-term performance.
Specifications
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Part Number: SP447A
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Brand: Motorcraft
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Center Electrode Core Material: Nickel
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Center Electrode Tip Material: Copper
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Ground Electrode Tip Material: Copper
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Insulator Height: 2.03
Vehicle Fitment
Audi
- A6 Quattro (2000 V8 4.2L)
- A8 Quattro (2000 V8 4.2L)
Buick
- Century (1986–1988 V6 3.8L)
- Electra (1986–1987 V6 3.8L)
- LeSabre (1986–1988 V6 3.0L / 3.8L)
- Riviera (1986–1987 V6 3.8L)
- Skylark (1986–1988 V6 3.0L)
- Somerset (1986–1987 V6 3.0L)
Cadillac
- Allante (1992 V8 4.5L)
- DeVille (1997–1999 V8 4.6L)
- Eldorado (1997–1999, 2002 V8 4.6L)
- Seville (1997–1999 V8 4.6L)
Chevrolet
- Camaro (1998 V8 5.7L)
- Cavalier (1998 L4 2.2L)
- Corvette (1998 V8 5.7L)
- S10 (1998 L4 2.2L)
- Vega (1975–1976 L4 2.0L)
Ford
- Aerostar (1986–1987 V6 3.0L)
- Crown Victoria (1992–1994 V8 4.6L)
- EXP (1982–1983 L4 1.6L)
- Escort (1982–1983 L4 1.6L)
- F-150 Lightning (1993–1995 V8 5.8L)
- F-350 (1968–1974 L6 / V8 multiple engines)
- Fiesta (1978–1980 L4 1.6L)
- LTD (1983–1985 LPG L4 2.3L)
- Mustang (1968–1995 multiple engines including L4, V6, V8)
- Ranger (1989–1992 L4 2.3L)
- Taurus (1986–1991 L4 2.5L / V6 3.0L)
- Tempo (1985–1987 L4 2.3L)
- Thunderbird (1983–1995 L4 2.3L / V8 4.6L)
GMC
Lincoln
- Mark VIII (1993–1995 V8 4.6L)
- Town Car (1991–1994 V8 4.6L)
Mazda
- B2300 (2010 L4 2.3L)
- B3000 (2008 V6 3.0L)
Mercedes-Benz
- 190E (1984–1993 L4 2.3L / L6 2.6L)
- 260E (1987–1989 L6 2.6L)
- 300CE (1988–1989 L6 3.0L)
- 300E (1986–1993 L6 2.6L / 3.0L / 2.8L)
- 300SEL (1988–1991 L6 3.0L)
- 300TE (1990–1993 L6 3.0L / 3.2L)
Mercury
- Capri (1979–1984 L4 2.3L)
- Cougar (1984–1995 L4 2.3L / V8 4.6L)
- Grand Marquis (1992–1994 V8 4.6L)
- LN7 (1982–1983 L4 1.6L)
- Lynx (1982–1983 L4 1.6L)
- Marquis (1983–1984 LPG L4 2.3L)
- Sable (1986–1987 L4 2.5L / V6 3.0L)
- Topaz (1985–1987 L4 2.3L)
Merkur
- XR4Ti (1985–1989 Turbocharged L4 2.3L)
Oldsmobile
- 98 (1986–1987 V6 3.8L)
- Aurora (1997–1998 V8 4.0L)
- Calais (1985–1987 V6 3.0L)
- Cutlass Calais (1988 V6 3.0L)
- Cutlass Ciera (1986–1988 V6 3.8L)
- Cutlass Cruiser (1987–1988 V6 3.8L)
- Delta 88 (1986–1988 V6 3.0L / 3.8L)
- Toronado (1986–1987 V6 3.8L)
Pontiac
- Bonneville (1987–1988 V6 3.8L)
- Firebird (1998 V8 5.7L)
- Grand Am (1985–1987 V6 3.0L)
- Sunfire (1998 L4 2.2L)
Shelby
- Series 1 (1999–2000 V8 4.0L)
