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Spark Plug - 14mm Thread - .375 in Reach - Heat Range 6 - Gasket Seat - 13/16 Hex - Projected Tip - Resistor - 4 Pack

These ACCEL Shorty Copper Spark Plugs have 14mm thread and .375 in. reach, set of 4.

PART# 0437S-4

$26.72   Suggested Retail
$24.05   Your Price
Free Shipping on orders over $100*
In Stock  


ACCEL performance spark plugs produce a larger spark for more power at high RPMs. Improves throttle response and fuel economy, less fouling. Purified Alumina insulator prevents arcing. Machine rolled threads protect heads.


  • C-Cut ground electrode
  • Resistor Shorty Plugs
  • 14mm Thread - .375 in Reach
  • Flat/Gasket Seat
  • Projected Tip
  • 13/16 in Hex


Emission Code1
Product TypeSpark Plugs
WarrantyLimited 90 Day Warranty


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
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    *Free Shipping & Handling only offered to the continental US on orders over $100.

    Some parts are not legal for use in California or other states with similar regulations.