Spark Plug for 1980-1991 Mazda RX-7 - DENSO 5719

$48.99

Part number: 5719

UPC: 042511057197

Condition: New

Weight: 0.14 LBS

Item Package Quantity: 1

$48.99

Current Stock: 28

Quantity:

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DENSO Auto Parts Spark Plug P/N:5719

$48.99

Description

DENSO Auto Parts 5719 spark plug for the 1980-1985 Mazda RX-7 rotary 1.1L and the 1984-1991 RX-7 rotary 1.3L creates the spark that ignites the air-fuel mixture. This iridium racing plug carries a racing specification aimed at tuners and serious enthusiasts.

Iridium center electrode tip on a copper core
100% platinum ground electrode with a slant configuration
Upgraded ceramic insulator
Burnished nickel plating for high-temperature endurance and corrosion resistance
Pre-gapped to 0.7 mm

Quick facts

Part: DENSO Auto Parts 5719 spark plug
Fits: the 1980-1985 Mazda RX-7 rotary 1.1L and the 1984-1991 RX-7 rotary 1.3L
Condition: New

A worn plug can show up as hard starting, misfires or a rough idle. Worn ignition wiring, a weak coil or a fuel-delivery fault can produce those signs too, so find the cause before you buy plugs.

Fits

These RX-7 spark plugs fit the 1980-1985 Mazda RX-7 rotary 1.1L (R2-1.1L), the 1984-1991 RX-7 rotary 1.3L (R2-1.3L) and the 1993-1995 RX-7 rotary 1.3L (R2-1.3L).

Specifications

Fit and size

Quantity per vehicle: 4 for the 1980-1985 Mazda RX-7 rotary 1.1L and the 1984-1991 RX-7 rotary 1.3L, 2 for the 1993-1995 RX-7 rotary 1.3L
Thread diameter: 14.0 mm
Reach: 21.5 mm
Hex size: 20.6 mm
Seat type: Flat
Heat range: 27
Pre-gap: 0.7 mm

Build and materials

Center electrode: iridium tip, copper core
Ground electrode: full platinum, nickel core, slant configuration, 1 electrode
Resistance: 5000 ohms
Condition: New
Country of origin: Japan

In the box

This listing holds one spark plug. The 1980-1985 Mazda RX-7 rotary 1.1L and the 1984-1991 RX-7 rotary 1.3L take four, and the 1993-1995 RX-7 rotary 1.3L takes two.

Product information is for general reference and may contain errors. See our Disclaimer.

Manufacturer's description

Product specs

Vehicles it fits

Interchange numbers

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

IRE01-27

Buyer's Q&A

Frequently Asked Questions

Are these the right plugs for the 1984-1991 Mazda RX-7 rotary 1.3L?

Yes. DENSO Auto Parts 5719 fits the 1984-1991 Mazda RX-7 rotary 1.3L (R2-1.3L), which takes four.

What is the heat range of this DENSO Auto Parts spark plug?

DENSO Auto Parts 5719 has heat range 27, a 14.0 mm thread diameter, a 21.5 mm reach and a flat seat. It comes pre-gapped to 0.7 mm.

Is the ground electrode on this plug platinum or nickel?

The ground electrode has a full platinum tip design on a nickel core, in a slant configuration. The center electrode has an iridium tip on a copper core.

What hex size and resistance does this spark plug have?

Hex size is 20.6 mm and resistance is 5000 ohms.

Is the 5719 a racing spark plug?

Yes. DENSO Auto Parts 5719 is an iridium racing plug built to a racing specification for tuners and serious enthusiasts, with burnished nickel plating for high-temperature endurance.

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Spark Plug for 1980-1991 Mazda RX-7 - DENSO 5719