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1958-1969 Corvette Small Block ACDelco Spark Plug

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product image
Brand Logo ACDelco
Item ID: 642-357
GM Part #: 19355203
Availability: In Stock - Ships today if ordered by 3 PM CT
Fits Years:
  • 1958-1962
  • 1963-1967
  • 1968-1969
$4.99
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  • Description

1958-1969 Corvette Small Block ACDelco Spark Plug - OEM Number(s) (19355203)

There's a number of signs that your classic Corvette could use a spark plug change - trouble starting, hesitating, cutting out, sluggish engine performance, loss of engine power, decreased fuel economy, lack of acceleration or loss of speed under load, just to name a few! When it's time for a change, this1958-1969 ACDelco Gold Professional R43 Spark Plug is the perfect choice for reliable performance.

Each plug is pre-gapped to 0.86mm (but it never hurts to double check before installation) and features a high quality copper core and outstanding suppression characteristics that deliver reliable performance. Get your Corvette firing and running smoothly with the dependable performance only ACDelco plugs can provide!

  • Fits 1958-1969 Corvettes
  • Sold Individually
  • Conventional Spark Plug
  • High Quality Copper Core
  • Reliable & Efficient Performance
  • Outstanding Suppression Characteristics
  • Center Electrode Tip Material: Nickel Alloy
  • Insulator Height: 59.03mm (2.324")
  • Pre-Gap Size: 0.86mm (0.034")
  • Reach: 9.398mm (0.372")
  • Ground Configuration: Standard
  • Ground Electrode Tip Design: Standard
  • Ground Electrode Quantity: 1
  • Manufacturer Heat Range: 3
  • Hex Size: 13/16"
  • Thread Diameter: 14mm (0.551")
  • Made in Mexico

Also known under these part numbers: (For reference only)

  • 19355203
  • 808709159926
  • R43
Prop 65