A25A-FKS ENGINE MECHANICAL SERVICE DATA

ENGINE
Ignition timing Terminals TC and CG of DLC3 connected

8 to 12° BTDC at idle

(Transaxle in neutral or park)

Terminals TC and CG of DLC3 disconnected

0 to 15° BTDC at idle

(Transaxle in neutral or park)

Idle speed 600 to 700 rpm
Compression Standard pressure

1500 kPa (15.3 kgf/cm2, 218 psi)

Minimum pressure

1300 kPa (13.3 kgf/cm2, 189 psi)

Pressure difference between each cylinder

200 kPa (2.0 kgf/cm2, 29 psi) or less

FRONT CRANKSHAFT OIL SEAL
Timing chain cover oil seal Depth Standard 0 to 2 mm (0 to 0.0787 in.)
REAR CRANKSHAFT OIL SEAL
Rear engine oil seal Depth Standard -0.9 to 1.1 mm (-0.0354 to 0.0433 in.)
ENGINE UNIT
Crankshaft backlash Standard 0.05 to 0.20 mm (0.00197 to 0.00787 in.)
Maximum 0.20 mm (0.00787 in.)
camshaft Oil clearance No. 1 journal Standard 0.035 to 0.072 mm (0.00138 to 0.00283 in.)
Maximum 0.085 mm (0.00335 in.)
Other journals Standard 0.025 to 0.062 mm (0.000984 to 0.00244 in.)
Maximum 0.085 mm (0.00335 in.)
Runout Maximum 0.03 mm (0.00118 in.)
Cam lobe height Standard 42.217 to 42.417 mm (1.66208 to 1.66995 in.)
Minimum 42.157 mm (1.65972 in.)
Journal diameter No. 1 Standard 33.984 to 34.000 mm (1.33795 to 1.33858 in.)
Other Standard 23.959 to 23.975 mm (0.94326 to 0.94389 in.)
No. 2 camshaft Oil clearance No. 1 journal Standard 0.027 to 0.064 mm (0.00106 to 0.00252 in.)
Maximum 0.085 mm (0.00335 in.)
Other journals Standard 0.025 to 0.062 mm (0.000984 to 0.00244 in.)
Maximum 0.085 mm (0.00335 in.)
Runout Maximum 0.03 mm (0.00118 in.)
Cam lobe height No. 2 camshaft Standard 37.914 to 38.114 mm (1.49267 to 1.50054 in.)
Minimum 37.804 mm (1.48834 in.)
No. 2 camshaft (for Fuel Pump) Standard 39.398 to 39.598 mm (1.55109 to 1.55897 in.)
Minimum 39.348 mm (1.54913 in.)
Journal diameter No. 1 Standard 40.984 to 41.000 mm (1.61354 to 1.61417 in.)
Other Standard 23.959 to 23.975 mm (0.94326 to 0.94389 in.)
Chain sub-assembly Chain elongation Maximum 116.35 mm (4.58 in.)
Oil pump drive chain sub-assembly Chain elongation Maximum 116.35 mm (4.58 in.)
Oil pump drive sprocket (with oil pump drive chain sub-assembly) Diameter Minimum 51.35 mm (2.02 in.)
Oil pump drive shaft sprocket (with oil pump drive chain sub-assembly) Diameter Minimum 51.35 mm (2.02 in.)
Crankshaft timing sprocket (with chain sub-assembly) Diameter Minimum 51.35 mm (2.02 in.)
Chain tensioner slipper Depth Maximum 1.0 mm (0.0394 in.)
No. 1 chain vibration damper Depth Maximum 1.0 mm (0.0394 in.)
No. 1 balance shaft Thrust clearance Standard 0.05 to 0.09 mm (0.00197 to 0.00354 in.)
Maximum 0.09 mm (0.00354 in.)
No. 2 balance shaft Thrust clearance Standard 0.05 to 0.09 mm (0.00197 to 0.00354 in.)
Maximum 0.09 mm (0.00354 in.)
Cylinder head set bolt for 140 mm cylinder head set bolt Diameter Standard 10.7 to 10.9 mm (0.421 to 0.429 in.)
Minimum 10.6 mm (0.417 in.)
for 150 mm cylinder head set bolt Diameter Standard 11.7 to 11.9 mm (0.461 to 0.469 in.)
Minimum 11.6 mm (0.457 in.)
Exhaust manifold (TWC: Front Catalyst) Warpage Maximum 0.7 mm (0.0276 in.)
Straight pin (A) Protrusion height Standard 3.0 to 5.0 mm (0.118 to 0.197 in.)
Straight pin (B) Protrusion height Standard 5.0 to 7.0 mm (0.197 to 0.276 in.)
Ring pin (A) Protrusion height Standard 3.5 to 4.5 mm (0.138 to 0.177 in.)
Ring pin (B) Protrusion height Standard 4.3 to 5.3 mm (0.169 to 0.209 in.)
CYLINDER HEAD
Cylinder head Warpage Bottom side Maximum 0.05 mm (0.00197 in.)
Intake manifold side Maximum 0.10 mm (0.00394 in.)
Exhaust manifold (TWC: Front Catalyst) side Maximum 0.10 mm (0.00394 in.)
Compression spring (Intake side) Free length Standard 58.61 mm (2.32 in.)
Deviation (Reference) Maximum 1.0 mm (0.0394 in.)
Compression spring (Exhaust side) Free length Standard 61.08 mm (2.40 in.)
Deviation (Reference) Maximum 1.0 mm (0.0394 in.)
Intake valve Valve stem diameter Standard 5.470 to 5.485 mm (0.215 to 0.216 in.)
Margin thickness Standard 1.0 mm (0.0394 in.)
Minimum 0.5 mm (0.0197 in.)
Overall length Standard 104.45 mm (4.11 in.)
Minimum 103.95 mm (4.09 in.)
Exhaust valve Valve stem diameter Standard 5.465 to 5.480 mm (0.215 to 0.216 in.)
Margin thickness Standard 1.0 mm (0.0394 in.)
Minimum 0.5 mm (0.0197 in.)
Overall length Standard 108.7 mm (4.28 in.)
Minimum 108.2 mm (4.26 in.)
Valve guide bush Inside diameter Standard 5.51 to 5.53 mm (0.217 to 0.218 in.)
Oil clearance Intake Standard 0.025 to 0.060 mm (0.000984 to 0.00236 in.)
Maximum 0.080 mm (0.00315 in.)
Exhaust Standard 0.030 to 0.065 mm (0.00118 to 0.00256 in.)
Maximum 0.10 mm (0.00394 in.)
Bush Bore diameter for cylinder head sub-assembly Intake Standard 10.285 to 10.306 mm (0.405 to 0.406 in.)
Use STD 10.333 to 10.344 mm (0.40681 to 0.40724 in.)
Use O/S 0.05 10.383 to 10.394 mm (0.40877 to 0.40921 in.)
Standard Bush Length 41.3 to 41.7 mm (1.63 to 1.64 in.)
Exhaust Standard 10.285 to 10.306 mm (0.405 to 0.406 in.)
Use STD 10.333 to 10.344 mm (0.40681 to 0.40724 in.)
Use O/S 0.05 10.383 to 10.394 mm (0.40877 to 0.40921 in.)
Standard Bush Length 43.3 to 43.7 mm (1.70 to 1.72 in.)
Protrusion height Intake Standard 17.75 to 17.95 mm (0.699 to 0.707 in.)
Exhaust Standard 17.75 to 17.95 mm (0.699 to 0.707 in.)
Camshaft Thrust clearance Standard 0.04 to 0.17 mm (0.00157 to 0.00669 in.)
Maximum 0.22 mm (0.00866 in.)
No. 2 camshaft Thrust clearance Standard 0.04 to 0.17 mm (0.00157 to 0.00669 in.)
Maximum 0.22 mm (0.00866 in.)
Ring pin Protrusion height Standard 6.5 to 7.5 mm (0.256 to 0.295 in.)
Spark plug tube Protrusion height Standard 75.7 to 76.7 mm (2.98 to 3.02 in.)
Intake valve seat Width Standard 1.0 to 1.4 mm (0.0394 to 0.0551 in.)
Exhaust valve seat Width Standard 1.3 to 1.7 mm (0.0512 to 0.0669 in.)
CYLINDER BLOCK
Connecting rod Thrust clearance Standard 0.160 to 0.512 mm (0.00630 to 0.0202 in.)
Maximum 0.513 mm (0.0202 in.)
Oil clearance Standard 0.027 to 0.059 mm (0.00106 to 0.00232 in.)
Maximum 0.059 mm (0.00232 in.)
Crankshaft pin Diameter Standard 47.992 to 48.000 mm (1.88945 to 1.88976 in.)
Connecting rod big end inside diameter Mark 1 Standard 51.000 to 51.008 mm (2.00787 to 2.00818 in.)
Mark 2 Standard 51.009 to 51.016 mm (2.00822 to 2.00850 in.)
Mark 3 Standard 51.017 to 51.024 mm (2.00854 to 2.00881 in.)
Connecting rod bearing center wall thickness Mark 1 Standard 1.487 to 1.491 mm (0.058543 to 0.058701 in.)
Mark 2 Standard 1.492 to 1.495 mm (0.058740 to 0.058860 in.)
Mark 3 Standard 1.496 to 1.499 mm (0.058900 to 0.059016 in.)
Crankshaft Thrust clearance Standard 0.09 to 0.190 mm (0.00354 to 0.00748 in.)
Maximum 0.25 mm (0.00984 in.)
Crankshaft thrust washer Thickness Standard 2.43 to 2.48 mm (0.0957 to 0.0976 in.)
Cylinder block Warpage Maximum 0.05 mm (0.00197 in.)
Cylinder bore Diameter Reference value (New parts) 87.500 to 87.513 mm (3.44488 to 3.44539 in.)
Maximum 87.63 mm (3.44999 in.)
Piston Diameter Reference value (New parts) 87.472 to 87.502 mm (3.44377 to 3.44495 in.)
Oil clearance Reference value (New parts) -0.002 to 0.041 mm (-0.0000787 to 0.00161 in.)
Maximum 0.081 mm (0.00319 in.)
Piston ring Ring groove clearance No. 1 compression spring Standard 0.020 to 0.065 mm (0.000787 to 0.00256 in.)
No. 2 compression spring Standard 0.020 to 0.055 mm (0.000787 to 0.00217 in.)
Oil ring Standard 0.060 to 0.110 mm (0.00236 to 0.00433 in.)
End gap No. 1 compression spring Standard 0.21 to 0.24 mm (0.00827 to 0.00945 in.)
Maximum 0.49 mm (0.0193 in.)
No. 2 compression spring Standard 0.50 to 0.55 mm (0.0197 to 0.0217 in.)
Maximum 0.80 mm (0.0315 in.)
Oil ring Standard 0.10 to 0.30 mm (0.00394 to 0.0118 in.)
Maximum 0.55 mm (0.0217 in.)
Piston pin hole inside diameter Mark A Standard 21.006 to 21.009 mm (0.82701 to 0.82712 in.)
Mark B Standard 21.010 to 21.012 mm (0.82716 to 0.82724 in.)
Mark C Standard 21.013 to 21.015 mm (0.82728 to 0.82736 in.)
Piston pin Diameter Mark A Standard 21.004 to 21.007 mm (0.82693 to 0.82705 in.)
Mark B Standard 21.008 to 21.010 mm (0.82708 to 0.82716 in.)
Mark C Standard 21.011 to 21.013 mm (0.82720 to 0.82728 in.)
Connecting rod small end bush inside diameter Mark A Standard 21.012 to 21.015 mm (0.82724 to 0.82736 in.)
Mark B Standard 21.016 to 21.018 mm (0.82740 to 0.82748 in.)
Mark C Standard 21.019 to 21.021 mm (0.82752 to 0.82760 in.)
Piston pin oil clearance Piston side Standard -0.001 to 0.005 mm (-0.0000394 to 0.000197 in.)
Maximum 0.015 mm (0.000591 in.)
Connecting rod side Standard 0.005 to 0.011 mm (0.000197 to 0.000433 in.)
Maximum 0.021 mm (0.000827 in.)
Connecting rod alignment Misalignment Maximum 0.05 mm (0.00197 in.) per 100 mm (3.94 in.)
Twist Maximum 0.15 mm (0.00591 in.) per 100 mm (3.94 in.)
Crankshaft Runout Maximum 0.03 mm (0.00118 in.)
Main journal diameter Standard 55.988 to 56.000 mm (2.20425 to 2.20472 in.)

Taper and out-of-round

(Main journal side)

Maximum 0.003 mm (0.000118 in.)
Crank pin diameter Standard 47.992 to 48.000 mm (1.88945 to 1.88976 in.)

Taper and out-of-round

(Crank pin side)

Maximum 0.003 mm (0.000118 in.)
Oil clearance (for No. 3 journal) Standard 0.020 to 0.043 mm (0.000787 to 0.00169 in.)
Maximum 0.044 mm (0.00173 in.)
Oil clearance (except No. 3 journal) Standard 0.014 to 0.037 mm (0.000551 to 0.00146 in.)
Maximum 0.048 mm (0.00189 in.)
Cylinder block journal inside diameter Mark 0 Standard 60.000 to 60.002 mm (2.36220 to 2.36228 in.)
Mark 1 Standard 60.003 to 60.004 mm (2.36232 to 2.36236 in.)
Mark 2 Standard 60.005 to 60.006 mm (2.36240 to 2.36244 in.)
Mark 3 Standard 60.007 to 60.009 mm (2.36248 to 2.36255 in.)
Mark 4 Standard 60.010 to 60.011 mm (2.36259 to 2.36263 in.)
Mark 5 Standard 60.012 to 60.013 mm (2.36267 to 2.36271 in.)
Mark 6 Standard 60.014 to 60.016 mm (2.36275 to 2.36283 in.)
Crankshaft main journal Diameter Mark 0 Standard 55.999 to 56.000 mm (2.20468 to 2.20472 in.)
Mark 1 Standard 55.997 to 55.998 mm (2.20460 to 2.20464 in.)
Mark 2 Standard 55.995 to 55.996 mm (2.20452 to 2.20456 in.)
Mark 3 Standard 55.993 to 55.994 mm (2.20444 to 2.20448 in.)
Mark 4 Standard 55.991 to 55.992 mm (2.20437 to 2.20441 in.)
Mark 5 Standard 55.988 to 55.990 mm (2.20425 to 2.20433 in.)
Crankshaft bearing center wall Thickness Mark 1 Standard 1.990 to 1.993 mm (0.078346 to 0.078464 in.)
Mark 2 Standard 1.994 to 1.996 mm (0.078503 to 0.078582 in.)
Mark 3 Standard 1.997 to 1.999 mm (0.078621 to 0.078700 in.)
Mark 4 Standard 2.000 to 2.002 mm (0.078740 to 0.078818 in.)
Mark 5 Standard 2.003 to 2.005 mm (0.078858 to 0.078936 in.)
Crankshaft bearing cap set bolt Diameter Standard 10.73 to 10.97 mm (0.422 to 0.432 in.)
Connecting rod bolt Diameter Standard 8.36 to 8.5 mm (0.329 to 0.335 in.)
Ring pin Protrusion height Standard 5.0 to 7.0 mm (0.197 to 0.276 in.)
Straight pin (A) Protrusion height Standard 11.0 to 13.0 mm (0.433 to 0.512 in.)
Straight pin (B) Protrusion height Standard 5.0 to 7.0 mm (0.197 to 0.276 in.)
Crankshaft bearing Difference between (A) and (B) Standard 0 to 0.7 mm (0 to 0.0276 in.)
Connecting rod bearing Difference between (A) and (B) Standard 0 to 0.7 mm (0 to 0.0276 in.)