ENGINE 4.0 V8 (page 2 of 2)

04

GENERAL SPECIFICATION DATA

4

INFORMATION

Piston rings
Number of compression rings

2

..........................................

Number of control rings

1

....................................................

No 1 compression ring

Nitrided steel barrel faced

.....................................................

No 2 compression ring

Tapered spherical barrel marked ’TOP’

.....................................................

Width of compression rings

1.478 - 1.49 mm

..............................................

0.0582 - 0.0587 in

(Top)

1.21 - 1.23 mm

................................

0.0476 - 0.0484 in

Compression ring gap

0.40-0.65 mm

......................................................

0.0157 - 0.0256 in

(Top)

0.3 - 0.5 mm

................................

0.0118 - 0.0197 in

Oil control ring type

Aclonoform

..........................................................

Oil control ring width

3.0 mm

.........................................................

0.1181 in

Oil control ring rail gap

0.38-1.40 mm

.....................................................

0.0150 - 0.0551 in

Camshaft
Location

Central

...........................................................................

Bearings

Non serviceable

...........................................................................

Number of bearings

5

..........................................................

Drive

Chain 9.52 mm pitch x 54 pitches.

.................................................................................

Camshaft End Float

0.076 - 0.355 mm

.........................................................

0.003 - 0.014 in

Tappets

Hydraulic self-adjusting

...........................................................................

Valves
Length:

Inlet

116.59 - 117.35 mm

..................................

4.590 - 4.620 in

Exhaust

116.59 - 117.35 mm

...........................

4.590 - 4.620 in

Seat angle:

Inlet

46

°

- 46

°

25’

..................................

Exhaust

46

°

- 46

°

25’

...........................

Head diameter:

Inlet

39.75 - 40.00 mm

..................................

1.565 - 1.575 in

Exhaust

34.227 - 34.48 mm

...........................

1.3475 - 1.3575 in

Stem diameter:

Inlet

8.664 - 8.679 mm

..................................

0.3411 - 0.3417 in

Exhaust

8.651 - 8.666 mm

...........................

0.3406 - 0.3412 in

Stem to guide clearance:

Inlet

0.025 - 0.066 mm

..................................

0.0010 - 0.0026 in

Exhaust

0.038 - 0.078 mm

...........................

0.0015 - 0.0031 in

Valve lift (Inlet and Exhaust)

9.94 mm

............................................

0.3913 in

Valve spring length fitted

40.4 mm (1.59 in) at pressure of 29.5 kg (65 lb)

..................................................

Lubrication
System type

Wet sump, pressure fed

.....................................................................

Oil pump type

Rotor

...................................................................

Oil pressure

2.11 to 2.81 kg/cm

2

(30 to 40 psi) at 2400 rev/min with

......................................................................

engine warm

Oil filter-internal

Wire screen, pump intake filter in sump

................................................................

Oil filter-external

Full flow, self-contained cartridge

...............................................................