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Home >> Sterling >> 1987 >> 825 SL, 2.5 B >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - V6 >> Testing >> Spark Plugs

Spark Plugs

SPARK PLUG TYPE

Application NGK Nippondenso
Normal Driving BCPR6E-11 Q20PR-U11
Hot Climates (1) BCPR7E-11 Q22PR-U11
Cold Climates BCPR5E-11 Q16PR-U11
(1) Also for continuous high-speed driving.
SPARK PLUG SPECIFICATIONS

Gap: In. (mm) Torque: Ft. Lbs. (N.m)
0.039-0.043 (1.0-1.1) 13 (18)