Denso FK20HBR8 3491 Spark Plug

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Rating

4.3 / 5 Overall
Denso	FK20HBR8
Brand	Code
4.5 / 5 Materials
Platinum	Iridium
Ground electrode	Center electrode
4.0 / 5 Design
Hybrid	Fine Wire
Ground type	Center type

Specifications

0.8mm (.031")	20
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
26.5mm (1.04")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
3	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Same specs (1)

Products that have identical characteristics that impact interchangability

FK20HBR-J8

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4.3/ 5

.031"26.5mm, ⌀14x1.25HR 20

Bigger gap (3)

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

FK20HBR11

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4.3/ 5

.043"26.5mm, ⌀14x1.25HR 20

IKBH20TT

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4.3/ 5

.039"26.5mm, ⌀14x1.25HR 20

DFH6B-11A

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4.3/ 5

.043"26.5mm, ⌀14x1.25HR 6