Champion 401CC Spark Plug

Placeholder picture for not found images

Verify with Amazon ConfirmedFit before buying

Rating
Brand	Code
2.9 / 5 Overall
Champion	401CC
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications
Gap	Heat range
1mm (.039")	12
⌀14mm	1.25mm
Thread diameter	Thread pitch
17.5mm (.689")	16mm (5/8")
Reach	Hex size
Tapered	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

How we find alternative spark plugs How we rate spark plugs

Same specs (3)

Products that have identical characteristics that impact interchangability

9204S

Iridium-Platinum

4.2/ 5

.039"17.5mm, ⌀14x1.25HR 12

RS12WYPB4

Iridium-Platinum

4.2/ 5

.039"17.5mm, ⌀14x1.25HR 12

401C2

Copper

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 12

Bigger gap (4)

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

RS12PYPB5

Platinum

3.8/ 5

.049"17.5mm, ⌀14x1.25HR 12

RS12PYP

Platinum

3.7/ 5

.049"17.5mm, ⌀14x1.25HR 12

HR8DPX

Copper-Platinum

3.3/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR8DCX

Copper

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 8

One step colder (3)

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

RS9PYP4

Platinum

3.7/ 5

.039"17.5mm, ⌀14x1.25HR 9

RS10ZPYCB4

Copper-Platinum

3.5/ 5

.039"17.5mm, ⌀14x1.25HR 10

RS10PYC4

Copper-Platinum

3.3/ 5

.039"17.5mm, ⌀14x1.25HR 10

Two steps colder (1)

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

RS7PYCB

Copper-Platinum

3.5/ 5

.039"17.5mm, ⌀14x1.25HR 7