The NGK BPR7EIX / 4055 Iridium Spark Plug is the ideal choice for any repair or custom build. With its OEM quality, triple-gasket sealing process and consistent performance, it's the plug of choice in millions of vehicles. Get the peace of mind that comes with a reliable spark plug for your engine with the NGK BPR7EIX / 4055.
 
YAMAHA
SR500
78-83, 78-83
TR1
81-85
XJ650
80-84
XJ750
82-84
XS250 C
81-82
XS250 SE
81-82
XS400
82-85
XS750 SE
80-82
XS850
80-85
XT250
80-83
XT500 C
77-83
 
MOTO GUZZI
Le Mans IV
85-87
Le Mans V
88-91
Quota
92-96
 
BMW
R100 RS
81-84
R100 RT
81-84
R45
78-85
R65
78-80
R65 LS
81-85