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1998 GMC C3500
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Diagram

Spark Plug

3403 NGK
G-Power Spark Plug


Vehicle specific

Note

Part # TR55GP

Qualifier

Gap 0.060in

Quantity per vehicle

8

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$5.77
In stock
Item added to cart

5599 NGK
Laser Iridium Spark Plug


Vehicle specific

Note

Part # ITR4A15 Alternate Iridium Plug OE Equivalent Design* 160,000 km Factory Recommended Service Interval

Qualifier

Gap 0.060in

Quantity per vehicle

8

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$13.05
In stock
Item added to cart

7164 NGK
Iridium IX Spark Plug


Vehicle specific

Note

Part # TR55IX

Qualifier

Gap 0.060in

Quantity per vehicle

8

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$12.40
In stock
Item added to cart

94567 NGK
Ruthenium HX High Ignitability Spark Plug


Vehicle specific

Note

Part # TR5AHX

Qualifier

Gap 0.060in

Quantity per vehicle

8

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$17.14
In stock
Item added to cart

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