Denso U24ETR Spark Plug

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Rating
Brand	Code
3.3 / 5 Overall
Denso	U24ETR
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.8 / 5 Design
Multi-Ground	Standard
Ground type	Center type

Specifications
Gap	Heat range
0.7mm (.028")	24
⌀10mm	1mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	Threaded Stud
Seat	Terminal
2	Non-Projected
Ground count	Projection

Cross-reference and alternatives

How we find alternative spark plugs How we rate spark plugs

Cross-reference (1)

Alternative spark plugs found in cross-reference docs provided by manufacturers

CR8EK

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 8

Deep reference (1)

A second level of cross-reference: if A=B and B=C, then A=C

IU24A

Copper-Iridium

4.0/ 5

.035"19mm, ⌀10x1HR 24

Same specs (1)

Products that have identical characteristics that impact interchangability

CR8EKB

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 8

Bigger gap (1)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it

CR8EKPA

Copper-Platinum

3.6/ 5

.031"19mm, ⌀10x1HR 8

One step colder (3)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)

U27ETR

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 27

CR9EK BLYB

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 9

CR9EK

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 9

Two steps colder (2)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)

U31ETR

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 31

CR10EK

Copper

3.3/ 5

.028"19mm, ⌀10x1HR 10