Valve Clearance Adjustment - Mazda 2006-2008 RX7 Engine Workshop Manual

End Of Sie

VALVE CLEARANCE ADJUSTMENT

1. Remove the engine front cover lower blind plug.
2. Remove the engine front cover upper blind plug.
3. Remove the cylinder block lower blind plug.
4. Install the SST as shown in the figure.
Caution
• Removal of this SST is extremely
important. If you crank the engine with
this SST installed, the cylinder block will
be damaged.
5. Turn the crankshaft clockwise so that the
crankshaft is in the No.1 cylinder TDC position.
6. Loosen the timing chain.
(1) Using a suitable screwdriver or equivalent
tool, unlock the chain tensioner ratchet.
(2) Turn the exhaust camshaft clockwise using a
suitable wrench on the cast hexagon and
loosen the timing chain.
(3) Placing the suitable bolt (M6 × 1.0 Length
25—35 mm {0.9—1.3 in}) at the engine front
cover upper blind plug, secure the chain guide
at the position where the tension is released.
MECHANICAL
UPPER
BLIND
PLUG
303-507
2
BOLT (M6 x 1.0)
LOWER BLIND
PLUG
3
01–10–23
E5U011012111E04
01–10
B3E0110E093
D3U110ZE4006
1
B3E0110E096