NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. Good to use in your 1ZZ, 2ZZ, or 2AR engine! Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high performance engines.
This set includes:
Q: What does the heat range number indicate?
A: Typically the heat range for NGK Spark Plugs varies from 2-11. This number indicates the thermal characteristics of a spark plug, or how 'hot' or 'cold' a spark plug is. The term hot/cold is commonly used to describe whether a spark plug heats up easily (hot) or whether it provides resistance to heating up (cold).
Brand | NGK |
Product Number | NGK-3764 (BKR6EIX-11) |
Product Type |
Ignition System, Aftermarket |
Product Material | Center Electrode: Iridium |
Resistor | Yes |
Measurements |
Millimeters/Inches |
Shell Thread Pitch |
14mm (0.55") |
Thread Pitch |
1.25mm (0.05") |
Seat Type Gasket Reach |
19mm (3/4") |
Hex Size | 16mm (5/8") |
Terminal Type | Solid |
Overall Height ISO Gap | 1.1mm (.043") |
Wire Size | 0.6mm |
Resistor Value | 5k Ohm |
Heat Range | 6 |
Torque Specs
Vehicle Make | Engine Code |
Toyota |
1.8L 1ZZ-FE |
Type | Ships From | Est. Lead Time |
Drop Ship | USA, Central | Ships in 1-3 business days |