Spark Plug for 2002-2007 Honda CRF450R & More - DENSO 5701

$48.99

Part number: 5701

UPC: 042511057012

Condition: New

Weight: 0.16 LBS

Item Package Quantity: 1

$48.99

Current Stock: 24

Quantity:

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DENSO Auto Parts Spark Plug P/N:5701

$48.99

Description

DENSO Auto Parts 5701 spark plug for the 2002-2007 Honda CRF450R and other vehicles ignites the air-fuel mixture in the cylinder. It is an iridium racing plug made for tuners and serious enthusiasts.

Iridium center electrode tip on a copper core
Full platinum ground electrode tip and burnished nickel plating for high temperature endurance and corrosion resistance
Upgraded ceramic insulator
Slant ground electrode configuration with a 0.6 mm pre-gap

Quick facts

Part: DENSO Auto Parts 5701 spark plug
Fits: 2002-2007 Honda CRF450R and other vehicles
Condition: New

Hard starting, misfires and rough running can point to a worn plug, but a faulty ignition coil or spark plug cap can be behind them too, so find the cause first.

Fits

It works as a CRF450R spark plug for the 2002-2007 Honda CRF450R and as a CRF450X spark plug for the 2005-2007 Honda CRF450X. The 2004-2005 Honda TRX450R takes it too, with one plug in each.

Specifications

Fit and size

Thread diameter: 14.0 mm
Reach: 19.0 mm
Hex size: 16 mm
Seat type: flat
Manufacturer heat range: 24
Pre-gap: 0.6 mm
Quantity per vehicle: 1

Build and materials

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

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:

IK01-24

Buyer's Q&A

Frequently Asked Questions

Is this a TRX450R spark plug for the 2004-2005 Honda TRX450R?

Yes. DENSO Auto Parts 5701 fits the 2004-2005 Honda TRX450R, and one plug goes in.

What heat range is the DENSO 5701 spark plug?

DENSO Auto Parts 5701 has a manufacturer heat range of 24. It has a 14.0 mm thread diameter, a 19.0 mm reach and a flat seat.

Does this racing spark plug use iridium or platinum electrodes?

Both. The center electrode has an iridium tip on a copper core, and the ground electrode has a full platinum tip.

Is the DENSO 5701 spark plug pre-gapped?

Yes. DENSO Auto Parts 5701 comes with a 0.6 mm pre-gap.

What signs show this iridium racing spark plug is worn?

Worn electrodes, a cracked ceramic insulator or heavy deposits can mean the plug is due for replacement. Look at it only with the engine off and cool.