SPARK PLUGS: all Plugs are ACDELCO brand


2.3 (140cid) displacement:
VIN A 1990 CS 2.3 HO Quad 4
Standard 41629 .035 GAP {#05614286, 88901233}
Rapidfire 5 .045 GAP {replaces 19145287 RAPIDFIRE PLUG #19145287, 19238456, 25164643}
Platinum 41-800 .035 GAP {replaces 88901006 PLATINUM PLUG #19238465, 88901006}

VIN D 1990-1991 2.3 LO Quad 4
Standard 41629 .035 GAP {#05614286, 88901233}
Rapidfire 5 .045 GAP {replaces 19145287 RAPIDFIRE PLUG #19145287, 19238456, 25164643}
Platinum 41-800 .035 GAP {replaces 88901006 PLATINUM PLUG #19238465, 88901006}


2.8 (173cid) displacement:
VIN W 1988-1989 2.8 MPFI V6
Standard R44LTSM .045 GAP {#05614155, 19157998, 5614155}
Rapidfire 6 .045 GAP {PLUG; replaces 19145288 RAPIDFIRE PLUG #19145288, 19238457, 25164644, 25164644ACD}
Platinum 41-805 .045 GAP {replaces 88901011 PLATINUM PLUG #19238470, 88901011}


3.1 (189ci) displacement:
VIN V 1989-1990 TGP/TSTE 3.1 MPFI TURBO V6
Standard R42LTS .045 GAP {#05613717, 19157987, 5613717}
Rapidfire 8 .035 GAP {PLUG; replaces 19145290 RAPIDFIRE PLUG #19145290, 19238459, 25171347}
Platinum 41-913 .045 GAP {#05614355, 5614355}

VIN T 1989-1993 3.1 MPFI V6
Standard R44LTSM .045 GAP {#05614155, 19157998, 5614155}
Rapidfire 6 .045 GAP {PLUG; replaces 19145288 RAPIDFIRE PLUG #19145288, 19238457, 25164644, 25164644ACD}
Platinum 41-805 .045 GAP {replaces 88901011 PLATINUM PLUG #19238470, 88901011}

VIN M 1993-1995 3100 SFI V6
Standard R44LTSM6 .060 GAP {replaces 05614283 #05614283, 19158001, 5614283}
Rapidfire 6 .045 GAP {replaces 19145288 RAPIDFIRE PLUG #19145288, 19238457, 25164644, 25164644ACD}
Platinum 41-908 .060 GAP {replaces 19158034 PLATINUM PLUG #05614281, 19158034, 19208526, 5614281}

VIN M 1996-2000 3100 SFI V6
Rapidfire 14 .060 GAP {replaces 19145295 RAPIDFIRE PLUG #19145295, 19238464, 25332828}
Platinum 41-940 .060 GAP {replaces 25163148 #19158036, 25163148}

VIN M 2001 3100 SFI V6
Platinum 41-979 .060 GAP {replaces 19158042 PLATINUM PLUG; replaces 25333938 #19158042, 19208534, 25333938}


3.4 (207cid) Displacement:
VIN X 1991-1993 3.4 MPFI TWIN CAM/DOHC v6
Standard R42LTSM .045 GAP
Rapidfire 12 .060 GAP
Platinum 41-993 .060 GAP {PRE-SET GAP; replaces 41-932 #12607234, 25162556, 41932}

VIN X 1994-1995 3.4 SFI DOHC V6
Standard R42LTSM .045 GAP {#05614197, 5614197}
Rapidfire 12 .060 GAP {replaces 19145294 RAPIDFIRE PLUG; replaces 25332827 #19145294, 19238463, 25332827}
Platinum 41-993 .060 GAP {PRE-SET GAP; replaces 41-932 #12607234, 25162556, 41932}

VIN X 1996-1997 3.4 SFI DOHC V6
Rapidfire 12 .060 GAP {replaces 19145294 RAPIDFIRE PLUG; replaces 25332827 #19145294, 19238463, 25332827}
Platinum 41-993 .060 GAP {PRE-SET GAP; replaces 41-932 #12607234, 25162556, 41932}


3.8 (231cid) displacement:3.8 (231cid) displacement:
VIN L 1990-1991 REGAL LIMITED 3.8 V6
Standard R45LTS6 .060 GAP {#05614224, 19158000, 5614224}
Rapidfrie 14 .060 GAP {replaces 19145295 RAPIDFIRE PLUG #19145295, 19238464, 25332828}
Platinum 41-902 .060 GAP {replaces 19158029 PLATINUM PLUG #05614235, 19158029, 19207828, 5614235}

VIN L 1992-1993 REGAL LIMITED 3.8 V6
Standard 41-601 .060 GAP {replaces 05614284 #05614284, 19158002, 5614284}
Rapidfrie 14 .060 GAP {replaces 19145295 RAPIDFIRE PLUG #19145295, 19238464, 25332828}
Platinum 41-940 .060 GAP {replaces 25163148 #19158036, 25163148}



VIN K 1998-1999 3.8 SFI V6
Rapidfire 14 .060 GAP {replaces 19145295 RAPIDFIRE PLUG #19145295, 19238464, 25332828}
IRIDIUM 41-101 .060 GAP {#12565030, 12568387, 25330840, 41978, 41984}




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