Removable terminal nut; 0.06 in. gap size.
- NGK
- NGK Iridium IX
- Sold Individually
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| 6 Cyl 4.3L |
LS, Xtreme, ZR2 |
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E3 DIAMONDFIRE SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread size, 17.52 mm reach, 0.62 in. hex size, tapered seat, resistor, 1.5 mm non-adjustable gap size, copper core electrode material, nickel alloy electrode tip material, projected insulator type; Guaranteed to provide more power while using less fuel, quicker starts and less fouling than competitive standard spark plugs.
- E3
- E3 DiamondFire
- Sold Individually
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| 6 Cyl 4.3L |
LS, Xtreme, ZR2 |
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Designed with heavy duty insulator that provides unparalleled dielectric strength and thermal conductivity under extreme temperatures; DENSO PREMIUM CLASS IRIDIUM SPARK PLUG, SOLD INDIVIDUALLY -- 14 mm thread, 18 mm reach, 5/8 in. hex size, tapered seat, resistor type, removable terminal, 0.4 mm iridium center electrode, tapered cut U-groove ground electrode, 0.044 in. gap size, 16 heat range.
- Denso
- Denso Iridium Power
- Sold Individually
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A high quality, OE replacement spark plug; MOTORCRAFT SPARK PLUG 0.06 mm gap, standard plug type, standard service plug.
- Motorcraft
- Sold Individually
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| 6 Cyl 4.3L |
LS, LT, Trailblazer, Xtreme |
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Features platinum center electrode that is heat fused into the extended ceramic insulator; BOSCH SUPER CLASS PLATINUM PLUS SPARK PLUG -- Platinum plug, 14 mm thread size, 17.55 mm reach, 16 mm hex size, tapered seat, interference suppression resistor, heat fused platinum center electrode, tapered yttrium enhanced ground electrode, 1.5 mm gap, heat range 9.
- Bosch
- Bosch Platinum Plus
- Sold Individually
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| All Engines |
All Submodels |
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