Spark Plug Set (14B-R465B-70) - Yamaha YZF-R1 Service Manual

2.

Spark Plug Set (14B-R465B-70)

Parts List
No. PART No.
1 14B-1119C-70
The spark creating portion of this spark plug is of a semi-surface discharge type of shape.
TIP
Since these spark plugs have a copper gasket, caution is needed during installation on
the following points.
1. The tightening torque is 12 – 15 N•m (1.2 – 1.5 kgf•m).
2. When not checking the torque, tighten by rotating through 30° after manual
tightening in the case of new plugs. When reusing plugs, tighten by rotating through
15°.
PART NAME
PLUG, SPARK
Reused
(15˚)
New gasket
(30˚)
– 3 –
Q'TY REMARKS
4 NGK R0465B-10