General
Engine of Fiat Punto code........................ 188 A4.000
Bore .................................................... 70.80 mm
Stroke................................................... 78.86 mm
Capacity................................................. 1242 cc
Compression ratio ......................................... 9.5:1
Firing order............................................... 1-3-4-2
No 1 cylinder location....................................... Timing belt end of engine
Timing belt tension......................................... See text
* Note: See 'Vehicle Identification' for the location of code marking on the engine.

Camshaft
Drive .................................................... Toothed belt
Camshaft bearing journal diameters:
No 1 bearing............................................ 24.000 to 24.015 mm
No 2 bearing............................................ 23.500 to 23.515 mm
No 3 bearing............................................ 24.000 to 24.015 mm
Camshaft bearing journal running clearance ..................... 0.030 to 0.070 mm
Camshaft endfloat ......................................... 0.10 to 0.20 mm

Lubrication system of Fiat Punto
Oil pump type............................................. By-rotor driven from front of crankshaft
Outer rotor-to-casing clearance........................0.080 to 0.186 mm
Rotor endfloat............................................. 0.025 to 0.056 mm

Torque wrench settings                            Nm             lbf ft
Big-end bearing cap bolts:
Stage 1 ................................................ 20                 15
Stage 2................................................ Angle-tighten a further 40°
Camshaft bearing cap bolts:
M6....................................................    10                   7
M8....................................................    20                  15
Camshaft cover bolts............................... 8                    6
Camshaft sprocket bolt ............................70                 52
Crankshaft oil seal housing bolts.................10                  7
Crankshaft pulley bolts............................. 22                 16
Crankshaft sprocket centre bolt:
Stage 1 ................................................ 20                15
Stage 2 ................................................ Angle-tighten a further 90°
Cylinder head bolts:
Stage 1 ................................................ 30                  22
Stage 2 ................................................ Angle-tighten a further 90°
Stage 3 ................................................ Angle-tighten a further 90°
Engine/transmission attachment bolts......... 80                 59
Engine/transmission mountings:
Left hand mounting-to-body bolts...............25                 18
Left-hand mounting bracket-to-transmission bolts....50       37
Left-hand mounting centre nut..................90                 66
Hear mounting-to-subframe bolt ................120               89
Rear mounting-to-transmission bolt/nut........80                59
Right-hand mounting lower bracket-to-cylinder head bolts....... 22            16
Right-hand mounting upper bracket-to-lower bracket nuts.......50            37
Right-hand mounting-to-body nuts .............45                 33
Flywheel bolts* ....................................... 44                 32
Main bearing cap bolts:
Stage 1 ................................................  20                 15
Stage 2 ................................................ Angle-tighten a further 90º
Oil pump retaining bolts.............................10                   7
Sump nuts/bolts.......................................10                   7
Timing belt tensioner nut ..........................28                  21
*Use new bolts.