Main Bearing Cap; Pilot Bearing (Mtx); Piston And Connecting Rod - Mazda 626 MX-6 Workshop Manual

DISASSEMBLY (CYLINDER BLOCK)

Main bearing cap

Before removing the main bearing caps, clean the
bearings, main journals, and caps, and measure the
following:
1. Crankshaft end play. (Refer to page 1—60.)
2. Main journal oil clearance. (Refer to page 1—59.)
86U01X-075

Pilot bearing (MTX)

Remove the pilot bearing from the crankshaft with the
SST
86U01X-076

Piston and connecting rod

1. Before disassembling the piston and connecting
rod, check the oscillation torque as shown in the
figure.
If the large end does not drop by its own weight,
replace the piston or the piston pin.
79G01C-050
2. Remove the piston pin with the SST.
While removing the piston pin, check the pressure.
If it is lower than 5kN (500kg, 1,100 lb), replace
the piston pin or connecting rod.
79G01C-051
1
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