Help keep every cylinder firing cleanly with the DENSO Double Platinum Spark Plug, part number 3004, which puts OE-grade platinum on both the center and ground electrodes. It fits many vehicles, among them the 1969-1988 Toyota Corolla (L4-1.2L, L4-1.6L or L4-1.8L), 1986-1989 Honda Accord (L4-2.0L) and 1983-1986 Toyota Camry (L4-2.0L). It is a direct-fit replacement for the listed applications; see the "Vehicles it fits" section for the full list.
- Double platinum: The center electrode has an OE-grade platinum tip, and the ground electrode carries a platinum chip.
- Secure fit: The premium housing has machine-rolled threads for a secure fit.
- Long service: DENSO rates durability at over 60,000 miles and designs the plug to sustain its performance over its life.
- OE standards: Built to strict OE standards for performance, durability and emissions.
Specifications: 14.0 mm thread diameter, 19.0 mm reach, flat seat, 20.6 mm hex, DENSO heat range 16, 1.1 mm pre-gap and 5,000-ohm resistance. It has a single standard ground electrode with a nickel core and a copper-core center electrode. Country of origin: Japan.
A spark plug delivers the ignition spark that lights the air-fuel charge in each cylinder. If worn plugs are behind a misfire, rough idle, hard starting or hesitation, this plug replaces them. The number of plugs needed varies by engine; the "Vehicles it fits" section shows the quantity for yours. This part has a minimum order quantity of 4.
Frequently Asked Questions
Is this the right Honda Accord spark plug for a 1986-1989 Honda Accord 2.0L?
Yes. DENSO 3004 is listed for the 1986-1989 Honda Accord with the L4-2.0L engine, which uses four plugs.
Is this the right spark plug for a 1983-1986 Toyota Camry 2.0L?
Yes. It is listed for the 1983-1986 Toyota Camry with the L4-2.0L engine and also for the 1969-1988 Toyota Corolla with the L4-1.2L, L4-1.6L or L4-1.8L engine. Check the "Vehicles it fits" section for your exact engine.
What does Double Platinum mean on this plug?
Both electrodes use OE-grade platinum: the center electrode has a platinum tip and the ground electrode has a platinum chip. DENSO rates durability at over 60,000 miles.
What are the key specs of DENSO 3004?
It has a 14.0 mm thread, 19.0 mm reach, flat seat, 20.6 mm hex, heat range 16, 5,000-ohm resistance and a 1.1 mm pre-gap.
What are signs my spark plugs may need replacing?
Misfires, rough idle, hard starting or hesitation can be signs of worn plugs. Other ignition or fuel problems can cause the same symptoms, so diagnose the cause before replacing parts.
