Cylinder Block Assembly: Specifications
Cylinder blockWarping limit (Mating surface with cylinder head) mm (in) 0.025 (0.00098)
Grinding limit mm (in) 0.1 (0.004)
Standard height mm (in) 201.0 (7.91)
Taper mm (in) Standard 0.015 (0.0006)
Out-of-roundness mm (in) Standard 0.010 (0.0004)
Cylinder to piston clearance at 20°C (68°F) mm (in) Standard -0.010 - 0.010 (-0.00039 - 0.00039)
Cylinder inner diameter boring limit (diameter) mm (in) To 100.005 (3.9372)
Piston
Piston grade point mm (in) 38.2 (1.504)
Outer diameter mm (in)
Standard
A 99.505 - 99.515 (3.9175 - 3.9179)
B 99.495 - 99.505 (3.9171 - 3.9175)
0.25 (0.0098) OS 99.745 - 99.765 (3.9270 - 3.9277)
0.50 (0.0197) OS 99.995 - 100.015 (3.9368 - 3.9376)
Piston pin
Degree of fit Piston pin must be fitted into position with thumb at 20°C (68°F).
Clearance between piston hole and piston pin mm (in) Standard 0.004 - 0.008 (0.0002 - 0.0003)
Piston ring
Piston ring gap mm (in)
Top ring Standard 0.20 - 0.35 (0.0079 - 0.0138)
Second ring Standard 0.37 - 0.52 (0.0146 - 0.0205)
Oil ring Standard 0.20 - 0.50 (0.0079 - 0.0197)
Clearance between piston ring and piston ring groove mm (in)
Top ring Standard 0.040 - 0.080 (0.0016 - 0.0031)
Second ring Standard 0.030 - 0.070 (0.0012 - 0.0028)
Connecting rod and connecting rod bearing
Bend or twist per 100 mm (3.94 in) mm (in) Limit 0.10 (0.0039)
Thrust clearance mm (in) Standard 0.070 - 0.330 (0.0028 - 0.0130)
Oil clearance mm (in) Standard 0.016 - 0.044 (0.0006 - 0.0017)
Bearing size (Thickness at center) mm (in)
Standard 1.492 - 1.501 (0.0587 - 0.0591)
0.03 (0.0012) US 1.510 - 1.513 (0.0594 - 0.0596)
0.05 (0.0020) US 1.520 - 1.523 (0.0598 - 0.0600)
0.25 (0.0098) US 1.620 - 1.623 (0.0638 - 0.0639)
Bushing of small end Clearance between piston pin and bushing mm (in) Standard 0 - 0.022 (0 - 0.0009)
Crankshaft and crankshaft bearing
Bending limit mm (in) 0.035 (0.0014)
Crank pin
Out-of-roundness mm (in) 0.003 (0.0001)
Cylindricality mm (in) 0.004 (0.0002)
Grinding limit (dia.) mm (in) To 51.750 (2.0374)
Crank journal
Out-of-roundness mm (in) 0.005 (0.0002)
Cylindricality mm (in) 0.006 (0.0002)
Grinding limit (dia.) mm (in) To 59.758 (2.3527)
Crank pin outer diameter mm (in)
Standard 51.984 - 52.000 (2.0466 - 2.0472)
0.03 (0.0012) US 51.954 - 51.970 (2.0454 - 2.0461)
0.05 (0.0020) US 51.934 - 51.950 (2.0446 - 2.0453)
0.25 (0.0098) US 51.734 - 51.750 (2.0368 - 2.0374)
Crank journal outer diameter mm (in)
Standard 59.992 - 60.008 (2.3619 - 2.3625)
0.03 (0.0012) US 59.962 - 59.978 (2.3607 - 2.3613)
0.05 (0.0020) US 59.942 - 59.958 (2.3599 - 2.3605)
0.25 (0.0098) US 59.742 - 59.758 (2.3520 - 2.3527)
Bearing size (Thickness at center) mm (in)
#1, #3
Standard 1.998 - 2.011 (0.0787 - 0.0792)
0.03 (0.0012) US 2.017 - 2.020 (0.0794 - 0.0795)
0.05 (0.0020) US 2.027 - 2.030 (0.0798 - 0.0799)
0.25 (0.0098) US 2.127 - 2.130 (0.0837 - 0.0839)
#2, #4, #5
Standard 2.000 - 2.013 (0.0787 - 0.0793)
0.03 (0.0012) US 2.019 - 2.022 (0.0795 - 0.0796)
0.05 (0.0020) US 2.029 - 2.032 (0.0799 - 0.0800)
0.25 (0.0098) US 2.129 - 2.132 (0.0838 - 0.0839)
Thrust clearance mm (in) Standard 0.030 - 0.115 (0.0012 - 0.0045)
Oil clearance mm (in) Standard 0.010 - 0.030 (0.0004 - 0.0012)
Cylinder block connecting bolts
LH side (A - D) 10 Nm (1.0 kgf-m, 7.4 ft-lb)
RH side (E - J) 10 Nm (1.0 kgf-m, 7.4 ft-lb)
LH side (A - D) further 18 Nm (1.8 kgf-m, 13.3 ft-lb)
RH side (E - J) further 18 Nm (1.8 kgf-m, 13.3 ft-lb)
LH side (A - D)
(A), (C)Tightening angle 90°
(B), (D) Tightening torque 40 Nm (4.1 kgf-m, 29.5 ft-lb)
RH side (E - J) Tightening angle 90°
LH side (A - H)
(A) - (G) 25 Nm (2.5 kgf-m, 18.4 ft-lb)
(H) 6.4 Nm (0.7 kgf-m, 4.7 ft-lb)
Crank pulley
Tighten temporarily 44 Nm (4.5 kgf-m, 32.5 ft-lb)
Tighten bolts by 65° to 75°