Cylinder Block Assembly: Specifications

SURFACE VARIATION - HEAD-TO-BLOCK

Cylinder Head
Surface Flatness - Block Deck
Transverse 0.030 mm (0.0012 in)
Longitude 0.050 mm (0.002 in)
Overall 0.1 mm (0.004 in)

Cylinder Block
Cylinder Head Deck Surface Flatness
Transverse 0.030 mm (0.0012 in)
Longitude 0.050 mm (0.002 in)
Overall 0.08 mm (0.0031 in)

CYLINDER BORE DIAMETER

Cylinder Bore Diameter 85.992-86.008 mm (3.3855-3.3861 in)

CYLINDER TAPER

Cylinder Bore Taper - Maximum 0.010 mm (0.0004 in)

CYLINDER OUT-OF-ROUND

Cylinder Bore Out-of-Round - Maximum 0.010 mm (0.0004 in)

CRANKSHAFT JOURNAL DIAMETER & LIMIT

Crankshaft End Play 0.050-0.380 mm (0.0012-0.0150 in)
Crankshaft Main Journal Diameter 55.994-56.008 mm (2.2045-2.2050 in)

Balance Shaft Bearing Bore Diameter - Carrier 42.000-42.016 mm (1.6535-1.6542 in)
Balance Shaft Bushing Bore Diameter 40.763-40.776 mm (1.6048-1.6054 in)

MAIN BEARING CLEARANCE, STANDARD & LIMIT

Crankshaft Main Bearing Clearance 0.031-0.067 mm (0.0012-0.0026 in)

MAIN BEARING BORE, LIMIT, & OUT OF ROUND

Crankshaft Main Bearing Bore Diameter 64.068-64.082 mm (2.5224-2.5229 in)

MAIN BEARING CAP TORQUE AND SEQUENCE

Crankshaft Bearings - Lower Crankcase to Block - Bedplate
First Pass 20 Nm (15 lb ft)
Final Pass 70 degrees

CONNECTING ROD SIDE CLEARANCE, OUT-OF-ROUND & DIAMETER

Connecting Rod Side Clearance 0.070-0.370 mm (0.0028-0.0146 in)
Connecting Rod Journal Diameter 49.000-49.014 mm (1.9291-1.9297 in)
Connecting Rod Bore Diameter - Bearing End 52.118-52.134 mm (2.0519-2.05252 in)
Connecting Rod Bore Diameter - Pin End 20.007-20.017 mm (0.7877-0.7881 in)
Connecting Rod Straightness - Bend - Maximum 0.021 mm (0.0083 in)
Connecting Rod Straightness - Twist - Maximum 0.04 mm (0.0157 in)

CONNECTING ROD BEARING CLEARANCE

Connecting Rod Bearing Clearance 0.029-0.073 mm (0.0011-0.0029 in)

PISTON DIMENSIONS AND CLEARANCES

Piston Diameter - @14.5 mm up 85.967-85.982 mm (3.3845-3.3851 in)
Piston To Bore Clearance, without polymer 0.010-0.041 mm (0.0004-0.0016 in)

PISTON RING GAP & GROOVE CLEARANCE

Piston Ring End Gap
First Compression Ring 0.20-0.35 mm (0.008-0.014 in)
Second Compression Ring 0.35-0.55 mm (0.014-0.022 in)
Oil Control Ring - Rails 0.25-0.75 mm (0.010-0.030 in)

Piston Ring to Groove Clearance
First Compression Ring 0.04-0.08 mm (0.0015-0.0031 in)
Second Compression Ring 0.030-0.069 mm (0.0012-0.0027 in)
Oil Control Ring 0.058-0.207 mm (0.0023-0.0081 in)

CRANKSHAFT PULLEY TORQUE

Crankshaft Balancer Bolt
First Pass 100 Nm (74 lb ft)
Final Pass 125 degrees