IS 250 RWD V6-2.5L (4GR-FSE) (2007)
d. Hold the hexagonal portion of the camshaft with a wrench, and tighten the 2 bolts.
Torque: 100 Nm (1,020 kgf-cm, 74 ft. lbs.)
e. Remove the pin from the chain tensioner.
CHAIN SUB-ASSEMBLY
a. Align the mark plate and timing mark as shown in the illustration and install the chain.
HINT: The camshaft mark plate is orange.
b. Do not pass the chain over the crankshaft, just put it on it.