H-D Brand: 5R6A
Screamin' Eagle: EVS13S
Accel: 2410A
AC Delco: R44NS
Autolite: 4265
Champion: RN12YC
NGK: BPR5ES-11
What is the spark plug setting for a 2008 Electra ultra Glide
.037" to .043",
I prefer Autolite plugs. Dyno shows them to add about 2 HP.
The suggested spark plug gap for a 1973 Harley Davidson is 0.040. It is the suggested gap for most of the spark plugs of that era.
.040"
Dcpr7e
40
The recommended spark plug gap for a 1996 Harley Davidson 883 Sportster is .040. That is the most common gap for most Harley Davidson engines.
Stock Harley plugs works as good as any.
1.00 mm
.040
35