Toyota Supra User Booklet page 83

. VALVE MECHANISM
1. General
The valve mechanism of the 2JZ–GTE engine is basically the same as that of the 2JZ–GE engine. However, the valve
timing and valve lift specifications have been revised to best suit the 2JZ–GTE engine.
In conjunction with the use of the DIS (Direct Ignition System), the intake camshaft is provided with timing rotors
to trigger the camshaft position sensors.
2. Camshafts
The 2JZ–GTE engine camshafts differ from those of the 2JZ–GE engine in the following areas:
R
In conjunction with the use of the DIS (Direct Ignition System), the intake camshaft is provided with timing rotors
to trigger the camshaft position sensors.
R
The valve timing and valve lift specifications have been revised to best suit the 2JZ–GTE engine.
ENGINE — 2JZ–GTE ENGINE
SpecificationsA
IN
Valve Lift Valve Lift
mm (in.)
EX
IN IN
Valve Timing Valve Timing
EX EX
8.25 (0.325)
8.40 (0.331)
3° BTDC
Open
50° ABDC
Close
52° BBDC
Open
4° ATDC
Close
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