NGK STANDARD SPARK PLUG 4339 - DCPR8E

NGK DCPR8E (part #4339) is a specific type of resistor spark plug used in various engines, featuring a standard design, often for cooler climates or demanding applications, offering reliable ignition The "D" indicates a 14mm thread, "C" means projected, "P" is a resistor type, "R" denotes a resistor, "8" is the heat range (colder), and "E" is the thread reach. 

D: 14mm Thread Diameter.

C: Projected electrode.

P: Standard copper or nickel alloy center electrode (not Iridium/Platinum).

R: Resistor type, crucial for filtering electronic interference (EMI) for onboard computers.

8: Heat Range (a "colder" plug, good for higher performance or hotter running engines).

E: Thread reach (19mm) and 12mm hex size.

4339: NGK's stock number for this specific plug. 

Removable

Picture for illustration purposes only. Actual product may vary