Engine specifications
|
PROGRAM
|
Description
|
Unit
|
HFV6 3.2L
|
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|
General information
|
Engine type
|
-
|
V6
|
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Cylinder camber angle
|
°
|
60°
|
|||
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Working volume
|
cm³
|
3,195
|
|||
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Cylinder Bore x Piston Stroke
|
mm (in.)
|
89 × 85.6 (3.50 × 3.37)
|
|||
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Compression ratio
|
-
|
10,3: 1
|
|||
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Ignition sequence
|
-
|
1-2-3-4-5-6
|
|||
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Max power
|
hp (kW)
|
226.6 hp (169 kW) at 6600 rpm
|
|||
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Max. torque
|
lb-ft (Nm)
|
219.1 lb-ft (297 N·m) at 3200 rpm
|
|||
|
Cylinder block
|
Cylinder diameter
|
mm (in.)
|
88.992 - 89.008 (3.503 - 3.504)
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||
|
Cylinder out-of-roundness (max.)
|
mm (in.)
|
0.013 (0.000512)
|
|||
|
Crankshaft main bearing bore diameter
|
mm (in.)
|
72.867 - 72.881 (2.8688 - 2.8693)
|
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|
Flatness of the surface of the joint between the cylinder head and the cylinder block
|
mm (in.)
|
0.05 (0.00197)
|
|||
|
Crankshaft
|
Connecting rod journal diameter
|
mm (in.)
|
55.992 - 56.008 (2.2044 - 2.2050)
|
||
|
Cylindricity tolerance for connecting rod journal
|
mm (in.)
|
0.005 (0.00020)
|
|||
|
Connecting rod journal taper
|
mm (in.)
|
0.005 (0.00020)
|
|||
|
Connecting rod journal width (nominal)
|
mm (in.)
|
22.000 (0.8661)
|
|||
|
Connecting rod journal width (maximum repair size)
|
mm (in.)
|
21.920 - 22.080 (0.8630 - 0.8693)
|
|||
|
Crankshaft axial play
|
mm (in.)
|
0.100 - 0.330 (0.00394 - 0.0130)
|
|||
|
Crankshaft main bearing clearance
|
mm (in.)
|
0.010 - 0.060 (0.00039 - 0.00236)
|
|||
|
Crankshaft journal diameter
|
mm (in.)
|
67.992 - 68.008 (2.6768 - 2.6775)
|
|||
|
Crankshaft main journal cylindricity tolerance
|
mm (in.)
|
0.005 (0.00020)
|
|||
|
Taper of the crankshaft main journal
|
mm (in.)
|
0.005 (0.00020)
|
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|
Crankshaft journal width, No.2, 4 (nominal)
|
mm (in.)
|
24 (0.9449)
|
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|
Width of crankshaft main journal, No.2, 4 (repair)
|
mm (in.)
|
23.900 - 24.100 (0.9409 - 0.9488)
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|||
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Crankshaft journal width, No.3 (nominal)
|
mm (in.)
|
24.4 (0.9606)
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|
Width of crankshaft main journal, No.3 (repair)
|
mm (in.)
|
24.360 - 24.440 (0.9590 - 0.9622)
|
|||
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Crankshaft main journal wall runout
|
mm (in.)
|
0.000 - 0.040 (0.0000 - 0.00157)
|
|||
|
Perpendicularity of the wall of the crankshaft main journal
|
mm (in.)
|
0.000 - 0.010 (0.0000 - 0.00039)
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|||
|
Crankshaft rear flange runout
|
mm (in.)
|
0,025 (0,00098)
|
|||
|
Breaker gear runout (max.)
|
mm (in.)
|
1.500 (0.0590)
|
|||
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Crankshaft thrust bearing clearance
|
mm (in.)
|
0.076 - 0.305 (0.0030 - 0.0120)
|
|||
|
Crankshaft thrust surface runout
|
mm (in.)
|
0.04 (0.00157)
|
|||
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Crankshaft Thrust Surface - Height and Diameter
|
mm (in.)
|
95.000 (3.7401)
|
|||
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Connecting rod
|
Connecting rod length - center distance
|
mm (in.)
|
155,800 (6,1338)
|
||
|
Connecting rod bore mirror diameter - lower head
|
mm (in.)
|
59.620 - 59.636 (2.3472 - 2.3479)
|
|||
|
Connecting Rod Bore Diameter - Upper Head
|
mm (in.)
|
24.007 - 24.021 (0.9452 - 0.9457)
|
|||
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Connecting Rod Width - Top Head
|
mm (in.)
|
26.000 (1.0236)
|
|||
|
Connecting rod width - lower head
|
mm (in.)
|
21.775 (0.8573)
|
|||
|
Connecting rod side clearance
|
mm (in.)
|
0.095 - 0.355 (0.0037 - 0.0140)
|
|||
|
Connecting rod bearing clearance
|
mm (in.)
|
0.010 - 0.070 (0.00039 - 0.0028)
|
|||
|
piston
|
Piston diameter
|
mm (in.)
|
88,956 - 88,974 (3,5022 - 3,5029)
|
||
|
Piston pin bore diameter
|
mm (in.)
|
24,004 - 24,009 (0,9450 - 0,9452)
|
|||
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Piston Ring Groove Width - First (Upper) Compression Ring
|
mm (in.)
|
1.220 - 1.240 (0.0480 - 0.0488)
|
|||
|
Piston Ring Groove Width - Second Compression Ring
|
mm (in.)
|
1.510 - 1.530 (0.0594 - 0.0602)
|
|||
|
Piston Ring Groove Width - Oil Control Ring
|
mm (in.)
|
2.510 - 2.530 (0.0988 - 0.0996)
|
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Piston clearance
|
mm (in.)
|
0,018 - 0,052 (0,00071 - 0,00205)
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|
Piston pin
|
Piston pin diameter
|
mm (in.)
|
23.997 - 24.000 (0.94476 - 0.94488)
|
||
|
Piston pin length
|
mm (in.)
|
60.600 - 61.100 (2.3858 - 2.4055)
|
|||
|
Clearance between piston pin and connecting rod
|
mm (in.)
|
0.007 - 0.024 (0.00028 - 0.00094)
|
|||
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Clearance between piston pin and piston
|
mm (in.)
|
0.004 - 0.012 (0.00016 - 0.00047)
|
|||
|
Piston rings
|
Clearance between piston ring and groove
|
First compression ring
|
mm (in.)
|
0.030 - 0.065 (0.0012 - 0.0026)
|
|
|
Second compression ring
|
mm (in.)
|
0.015 - 0.060 (0.00059 - 0.00236)
|
|||
|
Oil scraper ring
|
mm (in.)
|
0.030 - 0.170 (0.0012 - 0.0067)
|
|||
|
Piston ring end gap
|
First compression ring
|
mm (in.)
|
0.150 - 0.300 (0.0059 - 0.0118)
|
||
|
Second compression ring
|
mm (in.)
|
0,300 - 0,500 (0,0118 - 0,0197)
|
|||
|
Oil scraper ring
|
mm (in.)
|
0,250 - 0,750 (0,0098 - 0,0295)
|
|||
|
CYLINDER HEAD
|
Combustion chamber volume
|
cubic cm.
|
49.400
|
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|
Valve Guide Diameter - Inlet
|
mm (in.)
|
6.000 - 6.020 (0.2362 - 0.2370)
|
|||
|
Valve Guide Diameter - Outlet
|
mm (in.)
|
6.000 - 6.020 (0.2362 - 0.2370)
|
|||
|
Valve guide installation height
|
mm (in.)
|
14.050 - 14.550 (0.5531 - 0.5728)
|
|||
|
Bore diameter for stationary hydraulic valve clearance compensator
|
mm (in.)
|
12.008 - 12.030 (0.4727 - 0.4736)
|
|||
|
Valve seat angle - working chamfer
|
°
|
45°
|
|||
|
Valve seat angle - upper auxiliary chamfer
|
°
|
30°
|
|||
|
Valve seat angle - lower auxiliary chamfer
|
°
|
60°
|
|||
|
Valve seat runout
|
mm (in.)
|
0.050 (0.00197)
|
|||
|
Valve seat width - working chamfer of the exhaust valve
|
mm (in.)
|
1.400 - 1.800 (0.0551 - 0.0709)
|
|||
|
Valve seat width - exhaust valve upper auxiliary chamfer
|
mm (in.)
|
0.700 - 0.900 (0.0276 - 0.0354)
|
|||
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Valve seat width - working chamfer of the intake valve
|
mm (in.)
|
1.000 - 1.400 (0.0374 - 0.0551)
|
|||
|
Valve seat width - upper auxiliary chamfer of the intake valve
|
mm (in.)
|
0.500 - 0.700 (0.0197 - 0.0276)
|
|||
|
Flatness of the cylinder block surface with the cylinder head
|
mm (in.)
|
0.05 (0.0197)
|
|||
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Flatness of the exhaust manifold joint surface
|
mm (in.)
|
0.25 (0.0098)
|
|||
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Intake manifold joint surface flatness
|
mm (in.)
|
0.05 (0.0197)
|
|||
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Valve system
|
Chamfer angle
|
°
|
44.25°
|
||
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Chamfer runout
|
mm (in.)
|
0,038 (0,0015)
|
|||
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Valve chamfer width
|
Inlet
|
mm (in.)
|
2.180 (0.0858)
|
||
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Release
|
mm (in.)
|
2.750 (0.1083)
|
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Valve plate diameter
|
Inlet
|
mm (in.)
|
35.030 - 35.290 (1.3791 - 1.3894)
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Release
|
mm (in.)
|
30.470 - 30.730 (1.1996 - 1.2098)
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Valve length
|
Inlet
|
mm (in.)
|
101.230 (3.9854)
|
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Release
|
mm (in.)
|
97.110 (3.8232)
|
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Valve stem diameter
|
Standard
|
mm (in.)
|
5.955 - 5.975 (0.2344 - 0.2352)
|
||
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Allowance
|
mm (in.)
|
6.013 - 6.033 (0.2367 - 0.2375)
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|||
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Clearance between valve stem and guide
|
mm (in.)
|
0.025 - 0.065 (0.00098 - 0.00256)
|
|||
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Hydraulic valve clearance compensator diameter
|
mm (in.)
|
11.986 - 12.000 (0.47189 - 0.47244)
|
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Clearance between hydraulic valve clearance compensator and mounting hole
|
mm (in.)
|
0.037 - 0.041 (0.00146 - 0.00161)
|
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Rocker arm ratio
|
-
|
1.68: 1
|
|||
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Rocker roller diameter
|
-
|
17.740 - 17.800 (0.6984 - 0.7008)
|
|||
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Free length of valve spring
|
mm (in.)
|
42.500 - 45.500 (1.6732 - 1.7913)
|
|||
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Valve spring installation length (closed)
|
mm (in.)
|
35.000 (1.3779)
|
|||
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Valve spring installation length (open)
|
mm (in.)
|
24.000 (0.9449)
|
|||
|
Valve spring load (closed)
|
N
|
247...273 N
|
|||
|
Valve spring load (open)
|
N
|
598...662 N
|
|||
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Valve spring diameter - inner, top
|
mm (in.)
|
12.200 - 12.700 (0.4803 - 0.50)
|
|||
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Valve spring diameter - outer, top
|
mm (in.)
|
18.000 - 20.500 (0.7087 - 0.8071)
|
|||
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Valve spring diameter - inner, bottom
|
mm (in.)
|
17.950 - 18.450 (0.7067 - 0.7264)
|
|||
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Valve spring diameter - outer, bottom
|
mm (in.)
|
26.000 (1.0236)
|
|||
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Valve spring coil thickness
|
mm (in.)
|
3.250 - 3.900 (0.1279 - 0.1535)
|
|||
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Total number of valve spring turns
|
-
|
7.1
|
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Camshaft
|
Inner diameter of camshaft bearing - front, No.1
|
mm (in.)
|
35.000 - 35.020 (1.3779 - 1.3787)
|
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|
Inner diameter of camshaft bearing - middle and rear, No.2 - 4
|
mm (in.)
|
27.000 - 27.020 (1.0630 - 1.0638)
|
|||
|
Axial play of the camshaft
|
mm (in.)
|
0.045 - 0.215 (0.0018 - 0.00846)
|
|||
|
Camshaft journal diameter - front, No.1
|
mm (in.)
|
34.936 - 34.960 (1.3754 - 1.3764)
|
|||
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Camshaft journal diameter - middle and rear, No.2 - 4
|
mm (in.)
|
26.936 - 26.960 (1.0605 - 1.0614)
|
|||
|
Tolerance for cylindricality of the camshaft bearing journal
|
mm (in.)
|
0,006 (0,00024)
|
|||
|
Clearance between camshaft journal and bearing
|
mm (in.)
|
0.040 - 0.084 (0.0016 - 0.0033)
|
|||
|
Camshaft runout - front and rear, No.1 and 4
|
mm (in.)
|
0,025 (0,00098)
|
|||
|
Camshaft runout - front and rear, No.2 and 3
|
mm (in.)
|
0.050 (0.00197)
|
|||
|
Exhaust valve opening duration (at a lift of 0.150 mm)
|
°
|
238°
|
|||
|
Intake valve opening duration (at a lift of 0.150 mm)
|
°
|
237°
|
|||
|
Camshaft Lobe Height - Exhaust
|
mm (in.)
|
6.6 (0.2598)
|
|||
|
Camshaft Lobe Height - Intake
|
mm (in.)
|
6.5 (0.2559)
|
|||
|
Valve overlap (when lifting 0.150)
|
°
|
- 5° (without overlap)
|
|||
|
Opening the valve - release
|
°
|
229° before TDC
|
|||
|
Valve opening - intake
|
°
|
14° after TDC
|
|||
|
Full valve opening - release
|
°
|
111° before TDC
|
|||
|
Full valve opening - intake
|
°
|
132° after TDC
|
|||
|
Valve closing - release
|
°
|
9° after TDC
|
|||
|
Valve closing - intake
|
°
|
252° after TDC
|
|||
|
Valve lift height - exhaust
|
mm (in.)
|
10.8 (0.4252)
|
|||
|
Valve lift - intake
|
mm (in.)
|
10.8 (0.4252)
|
|||
|
OIL PUMP
|
Type
|
-
|
Trochoidal internal gear
|
||
|
Gear wheel diameter - outside
|
mm (in.)
|
87.095 - 87.175 (3.4289 - 3.4321)
|
|||
|
Gear chamber depth
|
mm (in.)
|
15.565 - 15.600 (0.6128 - 0.6142)
|
|||
|
Gear chamber diameter
|
mm (in.)
|
87.275 - 87.325 (3.4360 - 3.4380)
|
|||
|
Thickness of gears
|
mm (in.)
|
15.511 - 15.536 (0.6107 - 0.6116)
|
|||
|
Gap between gear and cover
|
mm (in.)
|
0.030 - 0.085 (0.0012 - 0.0033)
|
|||
|
Clearance between gear and housing
|
mm (in.)
|
0.100 - 0.230 (0.0039 - 0.0090)
|
|||
|
Gap between teeth at the top
|
mm (in.)
|
0.075 - 0.180 (0.0029 - 0.0071)
|
|||
|
Clearance between crankshaft and housing
|
mm (in.)
|
0.040 - 0.130 (0.0016 - 0.0051)
|
|||
|
Internal gear hub diameter
|
mm (in.)
|
53.310 - 53.335 (2.0988 - 2.0998)
|
|||
|
Hub diameter of the housing
|
mm (in.)
|
53.380 - 53.420 (2.1016 - 2.1031)
|
|||
|
Clearance between the hub of the internal gear and the housing
|
mm (in.)
|
0.045 - 0.110 (0.0018 - 0.0043)
|
|||
|
Lubrication system
|
Oil type
|
-
|
API SJ (ACEA A1) SAE grade 0W-30
|
||
|
Oil volume (with filter)
|
l
|
7.4
|
|||
|
Oil volume (no filter)
|
l
|
7.0
|
|||
|
Oil pressure, minimum idle
|
kPa
|
69
|
|||
|
Oil pressure, minimum 2000 rpm
|
kPa
|
138
|
|||
|
Piston cooling valve opening system with oil jet
|
kPa
|
170 - 230
|
|||
Tightening torques for threaded connections
|
PROGRAM
|
Nm
|
lb-ft
|
lb-in
|
|
Auxiliary Drive Belt Idler Pulley Mounting Bolt
|
50
|
37
|
-
|
|
Accessory Drive Belt Tensioner Mounting Bolts
|
50
|
37
|
-
|
|
Air Filter Element Cover Screws
|
2
|
-
|
18
|
|
Air filter housing screws
|
6
|
-
|
53
|
|
Battery Clamp Bar Locking Screws
|
10
|
-
|
89
|
|
Battery tray retaining screws
|
10
|
-
|
89
|
|
Camshaft Bearing Cap Screws
|
10
|
-
|
89
|
|
Intermediate shaft sprocket mounting bolt for camshaft drive
|
65
|
48
|
-
|
|
Valve timing drive mounting bolt
|
58
|
43
|
-
|
|
Connecting rod head bearing screws
|
35, loosen all, 25 +110°
|
22, loosen all, 18 +110°
|
-
|
|
Coolant drain plug thread
|
31
|
23
|
-
|
|
Mounting bolts of the support
|
155
|
114
|
-
|
|
Mounting bolts for support bracket
|
50
|
37
|
-
|
|
Inner bolt of the crankshaft main bearing cap
|
20 +80°
|
15 +80°
|
-
|
|
Outer bolt of fastening of main bearing cap of crankshaft
|
15 +110°
|
11 +110°
|
-
|
|
Side bolt for fastening the crankshaft main bearing cap
|
30 +60°
|
22 +60°
|
-
|
|
Crankshaft oil deflector mounting bolt
|
10
|
-
|
89
|
|
Crankshaft Pulley Bolts
|
100 +150°
|
74 +150°
|
-
|
|
Crankshaft rear oil seal housing mounting bolt
|
10
|
-
|
89
|
|
Rear threaded plug of the cylinder block oil channel
|
31
|
23
|
-
|
|
Cylinder head screws (M11)
|
45 +120°
|
33 +120°
|
-
|
|
Cylinder head screws (M8)
|
15 +60°
|
11 +60°
|
-
|
|
Cylinder head cover screws
|
10
|
-
|
89
|
|
Bolts and nuts for decorative engine cover
|
8
|
-
|
71
|
|
Engine Fuse Box Bottom Cover Screws
|
10
|
-
|
89
|
|
Engine Fuse Block Retaining Screws
|
3
|
-
|
27
|
|
Engine lift bracket mounting bolt
|
50
|
37
|
-
|
|
Engine Mount Adapter Bolts
|
50
|
37
|
-
|
|
Upper engine mount bracket bolts
|
90
|
66
|
-
|
|
Lower engine mount bracket bolts
|
50
|
37
|
-
|
|
Engine mount frame side bracket bolt
|
100
|
74
|
-
|
|
Engine mount frame side bracket nuts
|
90
|
66
|
-
|
|
Fuel Rail Assembly Locking Screws
|
25
|
18
|
-
|
|
Engine mount frame side bracket nuts
|
90
|
66
|
-
|
|
Bracket screw of the electromagnetic valve of the purge of the adsorber of the SUPB
|
5
|
-
|
44
|
|
Exhaust camshaft gear screws
|
50 + 60° +15°
|
37 + 60° +15°
|
-
|
|
Muffler Inlet Pipe Mounting Bracket Bolt and Nut
|
40
|
30
|
-
|
|
Exhaust manifold heat shield screws
|
10
|
-
|
89
|
|
Exhaust manifold to cylinder head mounting bolts
|
20
|
15
|
-
|
|
Flexible plate screws
|
65
|
48
|
-
|
|
Front Engine Cover Fastening Bolts
|
23
|
17
|
-
|
|
Fuel Injector Wiring Harness Bracket Mounting Bolt
|
20
|
15
|
-
|
|
Fuel Rail Assembly Locking Screws
|
10
|
-
|
89
|
|
Lower intake manifold to cylinder head mounting bolt
|
23
|
17
|
-
|
|
Oil filter adapter mounting bolts
|
8
|
-
|
71
|
|
Threaded plug for lubrication channel
|
31
|
23
|
-
|
|
Screw for fixing the nozzle for jet lubrication
|
10
|
-
|
89
|
|
Oil level sensor
|
20
|
15
|
-
|
|
Oil dipstick guide tube mounting bolt
|
10
|
-
|
89
|
|
Oil pan drain plug
|
25
|
18
|
-
|
|
Oil pan flange retaining bolts to gearbox assembly
|
50
|
37
|
-
|
|
Bolt securing oil pan to crankshaft rear oil seal housing
|
10
|
-
|
89
|
|
Oil pan to cylinder block mounting bolt
|
23
|
17
|
-
|
|
Oil pressure sensor
|
13
|
-
|
115
|
|
Oil pump lock screws
|
23
|
17
|
-
|
|
Oil suction pipe retaining bolts
|
10
|
-
|
89
|
|
Primary camshaft drive chain upper guide mounting bolt
|
23
|
17
|
-
|
|
Primary camshaft drive chain tensioner mounting bolt
|
23
|
17
|
-
|
|
Catalytic converter to exhaust pipe retaining nuts
|
40
|
30
|
-
|
|
Rear cover screws for the timing belt of the gas distribution mechanism
|
7
|
-
|
62
|
|
Secondary camshaft drive chain guide mounting bolt
|
23
|
17
|
-
|
|
Secondary timing chain shoe mounting bolt
|
23
|
17
|
-
|
|
Secondary timing chain tensioner mounting bolt
|
23
|
17
|
-
|
|
Spark plugs
|
18
|
13
|
-
|
|
Automatic timing belt tensioner bolt
|
25
|
18
|
-
|
|
Timing Belt Idler Pulley Bolt and Nut
|
25
|
18
|
-
|
|
Front transmission mount retaining bolts with final drive assembly
|
50
|
37
|
-
|
|
Tie bolt and nut for fastening the front suspension of the gearbox to the gearbox with the main gear assembly
|
90
|
66
|
-
|
|
Gearbox mount retaining bolts with final drive assembly
|
37
|
27
|
-
|
|
Gearbox mount bracket retaining bolts with final drive assembly
|
50
|
37
|
-
|
|
Rear axle transmission mount retaining bolts with final drive assembly
|
90
|
66
|
-
|
|
Rear transmission mount bracket retaining bolts with final drive assembly
|
90
|
66
|
-
|
|
Tie bolt and nut for fastening the rear suspension of the gearbox with the main gear assembly to the bracket
|
90
|
66
|
-
|
|
Bolt for fastening the gearbox with the main gear assembly to the oil pan flange
|
50
|
37
|
-
|
|
Gearbox Torque Converter Bolts with Final Drive Assembly
|
45
|
33
|
-
|
|
Upper Intake Manifold to Lower Intake Manifold Fastening Bolt
|
23
|
17
|
-
|
|
Upper intake manifold to cylinder head mounting bolt
|
23
|
17
|
-
|
The article was reprinted from the website: «ChevyMan»