Spark Plug for 1975-1986 Ford F-150 & More - NGK 7510

$10.99

$10.99

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Part number: 7510

NGK Iridium IX Spark Plug P/N:7510

$10.99

Description

NGK 7510 spark plug for the 1975-1976 Ford F-150 V8 5.9L or 6.4L, the 1975-1986 F-150 6-cylinder 4.9L and other vehicles ignites the air-fuel mixture in each cylinder with a fine-wire iridium tip. This NGK iridium IX spark plug is one of the NGK iridium spark plugs made for performance enthusiasts.

NGK Iridium IX series with a single iridium tip
Fine wire 0.6 millimeter iridium tip center electrode for durability and a stable spark
Tapered cut ground electrode with a reduced quenching design for ignitability, acceleration and fuel efficiency
Solid copper core, 98% pure copper, for heat dissipation, conductivity and wide heat ranges
Trivalent metal plating for anti-corrosion and anti-seizing properties
Intended for modified or high performance engines, or as an upgrade from nickel alloy plugs

Quick facts

Part: NGK 7510 spark plug
Fits: the 1975-1976 Ford F-150 V8 5.9L or 6.4L, the 1975-1986 F-150 6-cylinder 4.9L and other vehicles
Condition: New

A misfire, hard starting or a rough idle can mean your NGK spark plugs are worn, though a weak ignition coil or a damaged plug wire can be behind them too, so rule those out first. Plugs are normally changed as a full set.

Fits

The vehicles it fits include the 1965-1986 Ford F-250 6-cylinder 4.9L and the 1964-1970 Ford Mustang 6-cylinder 3.3L. If your car is none of these, look up its year and engine in the "Vehicles it fits" section.

Specifications

Fit and size

Quantity per vehicle: varies by engine
Thread size: M18 - 1.5

Build and materials

Center electrode: single iridium, 0.6 mm fine wire
Ground electrode: tapered cut
Core: solid copper
Plating: trivalent metal
NGK part number: WR5IX
Condition: New

In the box

One spark plug. How many a vehicle takes varies by engine, for example six for a 6-cylinder 4.9L and eight for a V8 5.9L.

Interchange: WR5IX

Manufacturer's description

Product specs

Vehicles it fits

Interchange numbers

This part cross-references / interchanges with the following part numbers:

AP124, AP45, AP46, AP5125, APP45, APP46, APP5125, 4000, 4026, 4226, 6200, DR7BP, DR8BPX, DR8BPX+, DR9BPX, DR9BPX+, 7510, WR5IX

Buyer's Q&A

Frequently Asked Questions

Does this work as a Ford F-150 spark plug for the 1975-1986 F-150 6-cylinder 4.9L?

Yes. NGK 7510 fits the 1975-1986 Ford F-150 6-cylinder 4.9L, which takes six plugs. It also fits the 1975-1976 F-150 V8 5.9L or 6.4L, which takes eight.

Is this one of the Ford F-250 spark plugs that fit the 1965-1986 F-250 6-cylinder 4.9L?

Yes. NGK 7510 fits the 1965-1986 Ford F-250 6-cylinder 4.9L, and that engine takes six plugs. For another year or engine, use the "Vehicles it fits" section.

What are the electrodes and thread on the NGK Iridium IX 7510 plug?

NGK 7510 has a single iridium, 0.6 mm fine wire center electrode, a tapered cut ground electrode and a solid copper core. The thread is M18 - 1.5.

Is NGK WR5IX the same plug as the 7510?

Yes. This plug carries both 7510 and WR5IX as NGK numbers, so either one finds the same spark plug.

Is the Iridium IX plug meant for stock engines or modified ones?

This plug is intended for modified or high performance applications, or as an upgrade from nickel alloy spark plugs.

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Spark Plug for 1975-1986 Ford F-150 & More - NGK 7510