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6-1. Specifications
Ignition system
Spark plug
4.0 L V6 (1GR-FE) engine
Make
DENSO
NGK
Gap
4.7 L V8 (2UZ-FE) engine
Make
DENSO
NGK
Gap
5.7 L V8 (3UR-FE, 3UR-FBE)
engine
Make
DENSO
Gap
NOTICE
Iridium-tipped spark plugs (4.7 L V8 [2UZ-FE] and 5.7 L V8 [3UR-FE,
n
3UR-FBE] engines)
Use only iridium-tipped spark plugs. Do not adjust gap when tuning engine.
610
K20HR-U11
LFR6C11
0.043 in. (1.1 mm)
SK20R11
IFR6A11
0.043 in. (1.1 mm)
SK20HR11
0.043 in. (1.1 mm)
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