Name: Spark Plug DENSO IU01-24 OE Ref J4520IU0124
Brand: DENSO
SKU: DENSO-IU01-24
Price: 80.00 GBP
Availability: OutOfStock
Rating: 4.8 (578 reviews)

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Spark Plug DENSO IU01-24 OE Ref J4520IU0124 DENSO

Key Specification:

EAN: 042511057340
OEM Reference number: 31911KRN731
Supplementary Info: SPARK PLUG
Supplementary Info: JP
Supplementary Info: 5734 - R34

See Full Specification

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£ 80.00

£ 60.38 excl. VAT

Out of stock

SKU:	DENSO IU01-24
Brand	DENSO

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

042511057340

OEM Reference number

31911KRN731

Supplementary Info

SPARK PLUG

Supplementary Info

5734 - R34

Diameter [mm]

Spanner Size

Weight [kg]

0.042

for OE number

31911KRN731

Country Specific Design

Japan

Packing Unit

Tightening Torque [Nm]

Connector type

Removable SAE

Thread Length [mm]

Spark Plug

1 - Earthed Electrode

Spark Plug

Platinum Middle Electrode

Gross Weight [kg]

0.045

Spark Plug DENSO IU01-24 OE Ref J4520IU0124

Spark Plug DENSO OE Ref J4520IU0124 – DENSO – OEM 31911KRN731

This Spark Plug DENSO OE Ref J4520IU0124 is supplied by DENSO as a replacement for OEM reference 31911KRN731. It is intended for use in selected ALFA ROMEO, FERRARI, HONDA, MASERATI vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference IU01-24 and EAN EAN: 042511057340, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

Correct part selection is essential to ensure proper fitment. Please verify compatibility using the OEM reference number or the vehicle registration lookup tool before ordering.

Vehicle Compatibility

Compatible with selected ALFA ROMEO, FERRARI, HONDA, MASERATI models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Ignition & Preheating category.

Reference number(s) comparable with the original spare part number

HONDA 31911-KRN-731 KAWASAKI J4520IU0124

OE reference number(s) comparable with the original spare part number

ALFA ROMEO

ALFA ROMEO 8C (920_) From 01/2007 to 10/2009

4.7 (920AXA1A) Rear-Wheel Drive 01/2007-10/2009, 331 kw, 4691 ccm, 450 PS, Coupe, Petrol , ENG: AR8C

ALFA ROMEO 8C SPIDER (920_) From 01/2008 to 10/2010

4.7 (920BXA1A) Rear-Wheel Drive 01/2008-10/2010, 331 kw, 4691 ccm, 450 PS, Convertible, Petrol , ENG: AR8C

FERRARI

FERRARI 360 (F131) From 03/1999 to 03/2005

3.6 Modena Rear-Wheel Drive 03/1999-03/2005, 294 kw, 3586 ccm, 400 PS, Coupe, Petrol , ENG: F 131 B40

3.6 Modena Rear-Wheel Drive 01/2002-03/2005, 316 kw, 3586 ccm, 430 PS, Coupe, Petrol , ENG: F 131 B44

3.6 Challenge Rear-Wheel Drive 05/2001-03/2005, 305 kw, 3586 ccm, 415 PS, Coupe, Petrol , ENG: F 131 B44

3.6 Challenge Stradale Rear-Wheel Drive 05/2003-03/2005, 313 kw, 3586 ccm, 425 PS, Coupe, Petrol , ENG: F 131 B44

FERRARI 360 Spider (F131) From 02/2000 to 08/2005

3.6 Rear-Wheel Drive 02/2000-08/2005, 294 kw, 3586 ccm, 400 PS, Convertible, Petrol , ENG: F 131 B40

FERRARI 599 GTB/GTO From 06/2006

6.0 GTO Rear-Wheel Drive 04/2010-, 493 kw, 5999 ccm, 670 PS, Coupe, Petrol , ENG: F134FB61

6.0 GTB Rear-Wheel Drive 06/2006-, 450 kw, 5999 ccm, 612 PS, Coupe, Petrol , ENG: F134FB61

6.0 GTB Rear-Wheel Drive 06/2006-, 456 kw, 5999 ccm, 620 PS, Coupe, Petrol , ENG: F134FB61

6.0 GTO Rear-Wheel Drive 04/2010-, 489 kw, 5999 ccm, 665 PS, Coupe, Petrol , ENG: F 140 CE

FERRARI ENZO FERRARI From 10/2002 to 12/2003

6.0 Rear-Wheel Drive 10/2002-12/2003, 485 kw, 5998 ccm, 660 PS, Coupe, Petrol , ENG: F 140 B

FERRARI F430 From 03/2005 to 12/2009

F430 Rear-Wheel Drive 03/2008-12/2009, 357 kw, 4308 ccm, 486 PS, Coupe, Petrol , ENG: F 136 E

F430 Rear-Wheel Drive 03/2005-12/2009, 360 kw, 4308 ccm, 490 PS, Coupe, Petrol , ENG: F 136 E

430 Scuderia Rear-Wheel Drive 09/2007-12/2009, 372 kw, 4308 ccm, 506 PS, Coupe, Petrol , ENG: F 136 ED

430 Scuderia Rear-Wheel Drive 09/2007-12/2009, 375 kw, 4308 ccm, 510 PS, Coupe, Petrol , ENG: F 136 ED

FERRARI F430 Spider From 05/2005 to 12/2009

Scuderia 16M Rear-Wheel Drive 09/2007-12/2009, 372 kw, 4308 ccm, 506 PS, Convertible, Petrol , ENG: F 136 ED

F430 Rear-Wheel Drive 03/2008-12/2009, 357 kw, 4308 ccm, 486 PS, Convertible, Petrol , ENG: F 136 E

4.3 F430 Rear-Wheel Drive 05/2005-12/2009, 360 kw, 4308 ccm, 490 PS, Convertible, Petrol , ENG: F 136 E

HONDA

HONDA CRF

CRF 250 R Chain 01/2006-, 32 kw, 249 ccm, 44 PS, Motorcycle, Petrol

MASERATI

MASERATI 4200 GT / COUPE Coupe From 03/2002 to 12/2007

4.2 Rear-Wheel Drive 05/2002-11/2007, 291 kw, 4244 ccm, 396 PS, Coupe, Petrol , ENG: AM138

4.2 Rear-Wheel Drive 03/2002-12/2007, 287 kw, 4244 ccm, 390 PS, Coupe, Petrol , ENG: M 138

MASERATI 4200 GT SPYDER Convertible From 10/2001

4.2 Rear-Wheel Drive 10/2001-, 287 kw, 4244 ccm, 390 PS, Convertible, Petrol , ENG: M 138

MASERATI GRAN TURISMO I From 09/2007

4.2 Rear-Wheel Drive 09/2007-, 298 kw, 4244 ccm, 405 PS, Coupe, Petrol , ENG: M 139 P

4.7 S Rear-Wheel Drive 08/2008-12/2012, 323 kw, 4691 ccm, 439 PS, Coupe, Petrol , ENG: M 139 S, M 145

4.7 Rear-Wheel Drive 09/2010-, 331 kw, 4691 ccm, 450 PS, Coupe, Petrol , ENG: M 145 T

MASERATI GRANCABRIO From 03/2010

4.7 Rear-Wheel Drive 01/2011-, 331 kw, 4691 ccm, 450 PS, Convertible, Petrol , ENG: M 145 S

4.7 Rear-Wheel Drive 06/2010-, 323 kw, 4691 ccm, 439 PS, Convertible, Petrol , ENG: M 139 S

MASERATI GRANSPORT Convertible From 10/2004

4.2 Rear-Wheel Drive 10/2004-, 295 kw, 4244 ccm, 400 PS, Convertible, Petrol , ENG: M 138 P

MASERATI GRANSPORT Coupe From 06/2004 to 12/2007

4.2 Rear-Wheel Drive 06/2004-11/2007, 295 kw, 4244 ccm, 400 PS, Coupe, Petrol , ENG: M 138 P

MASERATI MC 12 From 08/2004

6.0 Rear-Wheel Drive 08/2004-, 464 kw, 5999 ccm, 632 PS, Coupe, Petrol , ENG: AV243

MASERATI QUATTROPORTE V From 03/2004

4.7 S Rear-Wheel Drive 06/2008-, 317 kw, 4691 ccm, 431 PS, Saloon, Petrol , ENG: M 139 R

4.7 GT S Rear-Wheel Drive 06/2008-, 323 kw, 4691 ccm, 439 PS, Saloon, Petrol , ENG: M 139 L, M 139 S

4.2 Rear-Wheel Drive 09/2004-12/2012, 298 kw, 4244 ccm, 405 PS, Saloon, Petrol , ENG: M 139 P

4.7 GT S Rear-Wheel Drive 11/2011-, 331 kw, 4691 ccm, 450 PS, Saloon, Petrol , ENG: M 145 T

Berry
12 Nov, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
Edward & Susan
20 OCT, 2025
These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
Charlie
27 AUG, 2025
eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
Adam Taylor
12 May, 2025
Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
Helena Garcia
2 January, 2025
The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.