Engine (dual overhead camshafts)

Technical Data

General Specifications.

Engine type: In-line, 4-cylinder.

Displacement 1498 cc (1.5 L).

Cylinder bore: 76.5 mm.

Piston stroke: 81.5 mm.

Compression ratio 9.2.

Firing order: 1-3-4-2.

Cylinder.

Cylinder bore 76.495 – 76.505 mm.

Maximum out-of-round 0.013 mm.

Maximum taper 0.013 mm.

Maximum taper in crank rotation plane 0.02 mm.

Piston.

Diameter 76.465 – 76.475 mm.

Piston-to-cylinder clearance 0.02 – 0.04 mm.

Piston rings.

Ring end gap:.

– top compression ring 0.3 – 0.5 mm.

– bottom compression ring 0.3 – 0.5 mm.

Ring side clearance:.

– top compression ring 0.060 – 0.092 mm.

– bottom compression ring 0.050 – 0.082 mm.

Piston pins.

Diameter 17.990 – 17.995 mm.

Pin-to-piston clearance 0.01 – 0.02 mm.

Pin fit in connecting rod small end: Tight.

Camshaft.

Intake valve lift 8.5 mm.

Exhaust valve lift 8.5 mm.

Camshaft end play 0.04 – 0.06 mm.

Journal diameters:.

– No. 1 29.935 – 29.950 mm.

– No. 2 26.935 – 26.950 mm.

– No. 3 26.935 – 26.950 mm.

– No. 4 26.935 – 26.950 mm.

– No. 5 26.935 – 26.950 mm.

Bearing bore diameters:.

– No. 1 30.000 – 30.021 mm.

– No. 2 27.000 – 27.021 mm.

– No. 3 27.000 – 27.021 mm.

– No. 4 27.000 – 27.021 mm.

– No. 5 27.000 – 27.021 mm.

Bearing clearances 0.050 – 0.086 mm.

Crankshaft.

Main journals:.

– diameter 54.980 – 54.997 mm.

– maximum taper 0.005 mm.

– maximum out-of-round 0.004 mm.

Main bearings:.

– clearance 0.015 – 0.040 mm.

Crankshaft end play 0.070 – 0.32 mm.

Connecting rod journals:.

– diameter 42.971 – 42.987 mm.

– maximum taper 0.005 mm.

– maximum out-of-round 0.004 mm.

Connecting rod bearing clearances 0.019 – 0.063 mm.

Connecting rod side clearance 0.070 – 0.242 mm.

Valve train.

Valve lash adjusters: Hydraulic.

Valve face angle (all valves) 45°.

Valve seat angle (all seats) 45°.

Maximum seat-to-guide runout 0.05 mm.

Maximum valve face runout 0.015 mm.

Seat width 1.2 – 1.6 mm.

Valve guides:.

– inside diameter 6.00 – 6.02 mm.

Valve stem diameters:.

– exhaust 5.955 – 5.970 mm.

– intake 5.935 – 5.950 mm.

Valve-to-guide clearances:.

– intake valve 0.030 – 0.065 mm.

– exhaust valve 0.050 – 0.085 mm.

Valve spring force / length:.

– valve open 556.5 – 603.5 N/23 mm.

– valve closed 247 – 273 N/32 mm.

Oil pump.

Gear backlash 0.10 – 0.20 mm.

Radial clearance of internal gear in housing 0.11 – 0.19 mm.

Radial clearance of internal gear in mesh with crescent 0.40 – 0.50 mm.

Radial clearance of external gear in mesh with crescent 0.35 – 0.40 mm.

End clearance 0.030 – 0.10 mm.

Gear pocket depth 10.03 – 10.08 mm.

Gear pocket diameter:.

– external gear 41.00 – 41.025 mm.

– internal gear 82.07 – 82.15 mm.

Gear diameter:.

– external gear 40.95 – 40.975 mm.

– internal gear 81.910 – 81.964 mm.

Threaded connection tightening torques.

Valve cover bolts 8 N·m.

Cylinder head bolts 20 N·m +65° +65° +65°.

(after engine test run) 30° – 40°.

Exhaust manifold nuts 22 N·m.

Twin exhaust pipe mounting nuts 25 N·m.

Belt tensioner bolt 25 N·m.

Camshaft gear bolt 60 N·m.

Timing belt front cover bolts 8 N·m.

Intake manifold bracket lower bolt 40 N·m.

Intake manifold bracket upper bolts 25 N·m.

Intake manifold nuts and bolts 25 N·m.

Flywheel bolts 35 N·m + 30°– 45°.

Oil pan bolts 5 N·m.

Drain plug 45 N·m.

Crankshaft pulley bolt 55 N·m.

Water pump mounting bolt 8 N·m.

Connecting rod bearing cap bolts 25 N·m + 30°