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1946 Buick Roadmaster Series 70 Spark Plug

Review Fitment Notes

Low Cost From $1.49 to $6.79

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Autolite Spark Plug 21393-09183009 Click to Enlarge
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Autolite Spark Plug
Part Number: 21393-09183009
Brand: Autolite
Notes: Copper Resistor Spark Plug -- .025 Gap; OE Style
  • Autolite Copper Core plugs are designed to meet or exceed OES design requirements.
Condition: New
Center Electrode Core: Copper
Center Electrode Tip Material: Nickel
Ground Electrode Tip Material: Nickel
Shipping Options: Ground
$1.49
(99) In Stock
This Part Fits:
Catalog: H
Vehicle
1946 Buick Roadmaster Series 70
Autolite Spark Plug 21393-09183046 Click to Enlarge
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Autolite Spark Plug
Part Number: 21393-09183046
Brand: Autolite
Notes: Platinum Spark Plug -- .035 Gap
  • Autolite Platinum plugs provide a center wire platinum firing tip which provides reduced gap erosion, fewer misfires, better performance and increased durability.
Condition: New
Center Electrode Core: Copper
Center Electrode Tip Material: Platinum
Ground Electrode Tip Material: Nickel
Shipping Options: Ground
$2.58
(23) In Stock
This Part Fits:
Catalog: H
Vehicle
1946 Buick Roadmaster Series 70