Spark Plug R42LTS
Spark Plug R42LTS

ACDelco Gold Spark Plug R42LTS

XPart Number XP10025432
$4
Available by special order
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AUTOMOTIVE PART

ACDelco Gold Spark Plug R42LTS

Spark Plug, Gold Copper Core

Part R42LTSACDelco GoldSpark Plug
Match your exact vehicle configuration to the verified applications below.
Confirm the year, make, model, engine, drivetrain and required position before ordering.

Is This the Right Part?

Manufacturer Part NumberR42LTS
ManufacturerACDelco Gold
Part TypeSpark Plug

Part Details

Part Specifications

Center Electrode Core Material Copper
Center Electrode Tip Material Nickel Alloy
Electrical Terminal Type Non-Removable Nut
Ground Configuration Standard
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Standard
Hex Size 15.88 MM
Insulator Height 2.03 IN
Insulator Height 51.46 MM
Insulator Material ES703
Manufacturer Heat Range 2
Pre-Gap Size 0.04 IN
Pre-Gap Size 1.12 MM
Programming Required No
Prop65 NA
Reach 0.68 IN
Reach 17.25 MM
Resistor Type Yes
Seat Type Tapered
Thread Diameter 0.55 IN
Thread Diameter 14 MM

Verified Vehicle Fitment

Make: Buick, Cadillac, Chevrolet, Ford, GMC, Isuzu, Laforza, Lincoln, Mazda, Mercedes-Benz, Mercury, Merkur, Oldsmobile, Panoz, Peugeot, Pontiac, Qvale, Shelby
Model: 120 verified models — see exact combinations below.
Years: 1976, 1978–2013 — varies by model and configuration.

Check before ordering: Match the year, make, model, position, and every engine, transmission or other restriction in the same row. Listed years do not apply to every model.

View vehicle applications (210 configuration groups)
Years Make Model Position Engine / transmission / notes
1986–1988 Buick Century — Engine: 3.8 V6; Gap .045
1986–1987 Buick Electra — Engine: 3.8 V6; Gap .045
1988 Buick LeSabre — Engine VIN: 3; Gap .045
1986 Buick LeSabre — Engine: 3.0 V6; Gap .045
1986–1987 Buick LeSabre — Engine: 3.8 V6; Gap .045
2006–2008 Buick Lucerne — Engine: 4.6 V8; Gap .050
1986–1987 Buick Riviera — Gap .045
1986–1988 Buick Skylark — Engine: 3.0 V6; Gap .045
1986–1987 Buick Somerset — Engine: 3.0 V6; Gap .045
1985 Buick Somerset Regal — Engine: 3.0 V6; Gap .040
1992 Cadillac Allante — Gap .060
1997–2005 Cadillac DeVille — Gap .050
2006–2008 Cadillac DTS — Gap .050
1997–2002 Cadillac Eldorado — Gap .050
1997–2004 Cadillac Seville — Gap .050
2007–2008 Cadillac SRX — Engine: 4.6 V8; Gap .050
2007–2008 Cadillac STS — Engine: 4.6 V8; Gap .050
2007–2008 Cadillac XLR — Engine: 4.6 V8; Gap .050
1996, 1998–2000 Chevrolet C2500 — Fuel Type: CNG; Gap .040
1997–1999 Chevrolet C3500 — Fuel Type: CNG; Gap .040
1998 Chevrolet Camaro — Engine: 5.7 V8; Gap .050
2002 Chevrolet Cavalier — Cylinder Head Type: OHV; Fuel Type: Gas; Gap .040
2001 Chevrolet Cavalier — Engine: 2.2 L4; Gap .040
2002 Chevrolet Cavalier — Fuel Type: Bi-Fuel; Gap .040
1998–2000 Chevrolet Cavalier — Engine: 2.2 L4; Gap .050
1997–1998 Chevrolet Corvette — Gap .050
2001 Chevrolet Express 2500 — Fuel Type: CNG; Gap .040
2001 Chevrolet Express 3500 — Fuel Type: CNG; Gap .040
1996 Chevrolet K2500 — Fuel Type: CNG; Gap .040
1999–2000 Chevrolet S10 — Engine: 2.2 L4; Fuel Type: Gas; Gap .040
2001–2003 Chevrolet S10 — Engine: 2.2 L4; Gap .040
2000 Chevrolet S10 — Fuel Type: Flex; Gap .040
1998 Chevrolet S10 — Engine: 2.2 L4; Fuel Type: Gas; Gap .050
1976 Chevrolet Vega — Engine: 2.0 L4; Gap .035
1988–1989 Ford Aerostar — Gap .044
1986–1987, 1990–1997 Ford Aerostar — Engine: 3.0 V6; Gap .044
1997 Ford Aerostar — Engine: 4.0 V6; Gap .054
1995–2000 Ford Contour — Engine: 2.5 V6; Gap .054
1992–1995, 2006–2009 Ford Crown Victoria — Gap .054
1996–2005 Ford Crown Victoria — Fuel Type: Gas; Gap .054
2003–2013 Ford E-150 — Engine: 4.6 V8; Gap .054
2003–2005 Ford E-150 Club Wagon — Engine: 4.6 V8; Gap .054
1997–2002 Ford E-150 Econoline — Engine: 4.6 V8; Gap .054
1997–2002 Ford E-150 Econoline Club Wagon — Engine: 4.6 V8; Gap .054
2003–2009, 2011–2013 Ford E-250 — Engine: 4.6 V8; Gap .054
2005–2008 Ford Escape — Engine: 2.3 L4; Gap .051
2001–2008 Ford Escape — Engine: 3.0 V6; Gap .054
1982 Ford Escort — Gap .044
1984–1985 Ford Escort — Aspiration: Turbo; Gap .044
1982 Ford EXP — Engine VIN: 2; Gap .044, .708" Thread reach
1984–1985 Ford EXP — Aspiration: Turbo; Gap .044
1982 Ford EXP — Engine VIN: 4; Gap .044
1997–2004 Ford Expedition — Engine: 4.6 V8; Gap .054
2002–2005 Ford Explorer — Engine: 4.6 V8; Gap .054
1996–2001 Ford Explorer — Engine: 5.0 V8; Gap .054
1993–1995 Ford F-150 — Engine VIN: R; Gap .044
2009–2010 Ford F-150 — Engine VIN: W; Gap .054
1997–2008 Ford F-150 — Engine: 4.6 V8; Gap .054
2004 Ford F-150 Heritage — Engine: 4.6 V8; Gap .054
1997–1999 Ford F-250 — Engine: 4.6 V8; Gap .054
1980 Ford Fiesta — Gap .034
1978–1979 Ford Fiesta — Gap .050
2005–2007 Ford Five Hundred — Gap .054
2006–2011 Ford Focus — Gap .051
2005 Ford Focus — Engine: 2.0 L4; Gap .051
2005–2007 Ford Freestyle — Gap .054
2006–2009 Ford Fusion — Engine: 3.0 V6; Gap .054
1983–1985 Ford LTD — Fuel Type: LPG; Gap .034
1979–1980, 1983–1986 Ford Mustang — Aspiration: Turbo; Gap .034
1991–1993 Ford Mustang — Engine: 2.3 L4; Gap .044 Requires 2 plugs per cylinder
2003–2004 Ford Mustang — Aspiration: Normal; Engine: 4.6 V8; Gap .054
1993–1995 Ford Mustang — Engine VIN: D; Gap .054
1996–2002 Ford Mustang — Engine: 4.6 V8; Gap .054
1990–1992 Ford Probe — Engine: 3.0 V6; Gap .044
2004–2008 Ford Ranger — Engine: 3.0 V6; .052"/1.3mm
1989–1997 Ford Ranger — Engine: 2.3 L4; Gap .044 Requires 2 plugs per cylinder
1998–2001 Ford Ranger — Engine: 2.5 L4; Fuel Type: Gas; Gap .044 Requires 2 plugs per cylinder
2001–2002 Ford Ranger — Engine: 2.3 L4; Fuel Type: Gas; Gap .044
2003–2008 Ford Ranger — Engine: 2.3 L4; Gap .044
1998, 2001–2002 Ford Ranger — Engine: 3.0 V6; Fuel Type: Gas; Gap .044
1991–1997, 2003 Ford Ranger — Engine: 3.0 V6; Gap .044
2001–2002 Ford Ranger — Fuel Type: Flex; Gap .044
2009–2011 Ford Ranger — Engine: 2.3 L4; Gap .054
1986–1991 Ford Taurus — Engine: 2.5 L4; Gap .044
2007 Ford Taurus — Gap .044
1989–1991 Ford Taurus — Cylinder Head Type: OHV; Engine: 3.0 V6; Gap .044
1996–2005 Ford Taurus — Cylinder Head Type: OHV; Fuel Type: Gas; Gap .044
1986–1988 Ford Taurus — Engine: 3.0 V6; Gap .044
1996–1998 Ford Taurus — Fuel Type: Flex; Gap .044
2006 Ford Taurus — Fuel Type: Gas; Gap .044
1996–1999 Ford Taurus — Engine VIN: N; Gap .044
2000–2005 Ford Taurus — Cylinder Head Type: DOHC; Gap .054
1999 Ford Taurus — Engine VIN: S; Gap .054
1993–1995 Ford Taurus — Cylinder Head Type: OHV; Engine: 3.0 V6; Fuel Type: Gas; OHV, Gap .044
1992 Ford Taurus — Cylinder Head Type: OHV; Engine: 3.0 V6; OHV, Gap .044
1993–1995 Ford Taurus — Fuel Type: Flex; OHV, Gap .044
1985 Ford Tempo — Engine VIN: S; Gap .034
1986–1987 Ford Tempo — Engine VIN: S; Gap .044
1992–1994 Ford Tempo — Engine: 3.0 V6; Gap .044
1983–1988 Ford Thunderbird — Engine: 2.3 L4; Gap .034
1994–1995 Ford Thunderbird — Cylinder Head Type: SOHC; Gap .054
1996–1997 Ford Thunderbird — Engine: 4.6 V8; Gap .054
2010, 2013 Ford Transit Connect — Gap .051
2011–2012 Ford Transit Connect — Fuel Type: Gas; Gap .051
2003 Ford Windstar — Gap .044
1995–2000 Ford Windstar — Engine: 3.0 V6; Gap .044
1996–2000 GMC C2500 — Fuel Type: CNG; Gap .040
1997–1999 GMC C3500 — Fuel Type: CNG; Gap .040
1996 GMC K2500 — Fuel Type: CNG; Gap .040
2001–2002 GMC Savana 2500 — Fuel Type: Bi-Fuel; Gap .040
2001–2002 GMC Savana 3500 — Fuel Type: Bi-Fuel; Gap .040
1999–2003 GMC Sonoma — Engine: 2.2 L4; Gap .040
1998 GMC Sonoma — Engine: 2.2 L4; Gap .050
1998–2000 Isuzu Hombre — Engine: 2.2 L4; Gap .045
1996–2001 Laforza Laforza — Gap .054
2003–2005 Lincoln Aviator — Gap .054
2002 Lincoln Blackwood — Gap .054
1995–2002 Lincoln Continental — Gap .054
2000–2002 Lincoln LS — Engine: 3.0 V6; Gap .054
1993–1998 Lincoln Mark VIII — Gap .054
2000–2004 Lincoln Navigator — Gap .054
1999 Lincoln Navigator — Cylinder Head Type: DOHC; Gap .054
1991–2008, 2010–2011 Lincoln Town Car — Gap .054
2006 Lincoln Zephyr — Gap .054
2004–2005 Mazda 3 — Gap .050
2006–2007 Mazda 5 — Gap .050
2003–2005 Mazda 6 — Engine: 2.3 L4; Gap .044
2003–2004 Mazda 6 — Engine: 3.0 V6; Gap .044
1994–1997, 2001–2010 Mazda B2300 — Gap .044
1998–2001 Mazda B2500 — Gap .044 Requires 2 plugs per cylinder
1994–1998, 2001–2008 Mazda B3000 — Gap .044
1999 Mazda B3000 — Fuel Type: Gas; Gap .044
2000–2001 Mazda MPV — Gap .044
2002–2006 Mazda MPV — Gap .054
2005–2006, 2008 Mazda Tribute — Engine: 2.3 L4; Gap .054
2009 Mazda Tribute — Fuel Type: FULL HYBRID EV-GAS (FHEV); Gap .054
2001–2006, 2008, 2010–2011 Mazda Tribute — Engine: 3.0 V6; Gap .054
1984–1985 Mercedes-Benz 190E — Gap .032
1987 Mercedes-Benz 190E — Cylinder Head Type: SOHC; Engine: 2.3 L4; Gap .032
1986 Mercedes-Benz 190E — Cylinder Head Type: SOHC; Gap .032
1991–1993 Mercedes-Benz 190E — Engine: 2.3 L4; Gap .032
1989–1990 Mercedes-Benz 190E — Gap .032
1987–1988, 1991–1993 Mercedes-Benz 190E — Engine: 2.6 L6; Gap .032
1987–1989 Mercedes-Benz 260E — Gap .032
1988–1989 Mercedes-Benz 300CE — Gap .032
1986–1992 Mercedes-Benz 300E — Gap .032
1993 Mercedes-Benz 300E — Engine: 2.8 L6; Gap .032
1993 Mercedes-Benz 300E — Engine: 3.0 L6; Gap .032
1988–1991 Mercedes-Benz 300SE — Gap .032
1988–1991 Mercedes-Benz 300SEL — Gap .032
1988–1992 Mercedes-Benz 300TE — Gap .032
1993 Mercedes-Benz 300TE — Engine: 3.2 L6; Gap .032
1979–1981, 1983–1984 Mercury Capri — Aspiration: Turbo; Gap .034
1984–1986 Mercury Cougar — Engine: 2.3 L4; Gap .034
1999–2002 Mercury Cougar — Engine: 2.5 V6; Gap .054
1994–1997 Mercury Cougar — Engine: 4.6 V8; Gap .054
1992–2009 Mercury Grand Marquis — Gap .054
1982 Mercury LN7 — Engine VIN: 2; Gap .044, .708" Thread reach
1982 Mercury LN7 — Engine VIN: 4; Gap .044
1983 Mercury LN7 — Fuel Delivery Type: CARB; Gap .044
1982 Mercury Lynx — Gap .044
1984 Mercury Lynx — Aspiration: Turbo; Gap .044
1983 Mercury Lynx — Fuel Delivery Type: CARB; Gap .044
2003–2004 Mercury Marauder — Gap .054
2005–2008 Mercury Mariner — Engine: 2.3 L4; Gap .050
2005–2008 Mercury Mariner — Engine: 3.0 V6; Gap .054
1983 Mercury Marquis — Fuel Type: LPG; Gap .034
2006–2009 Mercury Milan — Engine: 3.0 V6; Gap .054
2005–2007 Mercury Montego — Gap .054
1997 Mercury Mountaineer — Gap .054
2002–2005 Mercury Mountaineer — Engine: 4.6 V8; Gap .054
1998–2001 Mercury Mountaineer — Engine: 5.0 V8; Gap .054
1995–2000 Mercury Mystique — Engine: 2.5 V6; Gap .054
1986 Mercury Sable — Engine: 2.5 L4; Gap .044
1987 Mercury Sable — Gap .044
2001, 2003–2005 Mercury Sable — Cylinder Head Type: OHV; Fuel Type: Gas; Gap .044
1996–2000, 2002 Mercury Sable — Cylinder Head Type: OHV; Gap .044
1986, 1988–1995 Mercury Sable — Engine: 3.0 V6; Gap .044
1996–2005 Mercury Sable — Cylinder Head Type: DOHC; Gap .054
1985–1987 Mercury Topaz — Engine VIN: S; Gap .044
1992–1994 Mercury Topaz — Engine: 3.0 V6; Gap .044
1985–1989 Merkur XR4Ti — Gap .034
1986–1987 Oldsmobile 98 — Gap .045
1997–1999 Oldsmobile Aurora — Gap .050
2003 Oldsmobile Aurora — Gap .060
2001–2002 Oldsmobile Aurora — Engine: 4.0 V8; Gap .060
1985 Oldsmobile Calais — Engine: 3.0 V6; Gap .040
1986–1987 Oldsmobile Calais — Engine: 3.0 V6; Gap .045
1988 Oldsmobile Cutlass Calais — Engine: 3.0 V6; Gap .045
1986–1988 Oldsmobile Cutlass Ciera — Engine: 3.8 V6; Gap .045
1987–1988 Oldsmobile Cutlass Cruiser — Engine: 3.8 V6; Gap .045
1986–1987 Oldsmobile Delta 88 — Gap .045
1988 Oldsmobile Delta 88 — Engine VIN: 3; Gap .045
1986–1987 Oldsmobile Toronado — Gap .045
1999–2000 Panoz AIV Roadster — Gap .054
2001–2003, 2007 Panoz Esperante — Gap .054
2004–2006 Panoz Esperante — Aspiration: Normal; Gap .054
1987 Peugeot 505 — Engine VIN: 8; Gap .025
1987 Pontiac Bonneville — Gap .045
1988 Pontiac Bonneville — Engine VIN: 3; Gap .045
2004–2005 Pontiac Bonneville — Engine: 4.6 V8; Gap .050
1998 Pontiac Firebird — Engine: 5.7 V8; Gap .050
1985 Pontiac Grand Am — Engine: 3.0 V6; Gap .040
1986–1987 Pontiac Grand Am — Engine: 3.0 V6; Gap .045
1990 Pontiac Grand Prix — Aspiration: Turbo; Eng:LG5
2002 Pontiac Sunfire — Cylinder Head Type: OHV; Gap .040
1999–2001 Pontiac Sunfire — Engine: 2.2 L4; Gap .040
1998 Pontiac Sunfire — Engine: 2.2 L4; Gap .050
2001–2002 Qvale Mangusta — Gap .054
1999–2000 Shelby Series 1 — Gap .050

Source: supplier-verified applications for ACDelco Gold R42LTS. A vehicle not listed is not confirmed compatible.

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Address
101 Trillium Dr
Kitchener, Ontario N2E 1W8
Phone
1-877-899-7278
Hours
Mon–Fri 9 AM–5 PM • Sat 9 AM–1 PM
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