Section 0 - Engine Disassembly and Assembly - Group 00 Engine Assembly (0-02) M11 Page 0-61 Inspect for burrs, dirt or damage. If nicks or burrs cannot be removed with fine crocus cloth, the cap and bearings must be replaced. Measure the thrust bearing thickness and replace the bearings if they are not within specifications. Crankshaft Thrust Bearing Thickness mm in 4.83 MIN 0.1902 4.89 MAX 0.1925 High Oil Pressure Regulator - Installation Use a spring compression tester, Part No. 3375182, to measure the relief valve spring tension. Compress the spring to 29.1 mm [1.15 in] height.
Force Required to Compress Regulator Spring Newton lbf 263 MIN 59 322 MAX 72 If the spring does not meet the above specifications, it must be replaced. Install the valve disc (4), washer (3) and regulator spring (2). Use plug driver, Part No. 3376489, to install the new retainer cup plug (1). Measure the retainer plug depth in the cylinder block. Relief Valve Retainer Installed Depth mm in 8.03 MIN 0.316 8.53 MAX 0.336