GM Gasoline V6 90 Degree ユーザーズマニュアル

ENGINE APPLICATION MANUAL

Gasoline 4.3L V6 90 Degree

Revised: 08/15/2000

File: c:\data\manuales\v6-truck\am43v6#3.doc

Contact:Luis Nespolo - (248) 857-1558

Printed: 8/15/00

4

Type  -

Fixed 24X70

Fixed 24X70

mm

Material  -

Steel SAE 1019

Steel SAE 1019

Compression Rings Number:

2

2

Top Compression

Steel Barrel

Steel Barrel

1.5mm

1.5mm

Second Compression

Cast Iron

Cast Iron

1.5 mm

1.5 mm

1

1

Type  -

Low Tension

Low Tension

3 Pieces

3 Pieces

Material  -

Plated Steel

Plated Steel

Material  -

5150

5150

Steel Billet

Steel Billet

Description

Gun Drilled

Gun Drilled

Base Circle Diameter:

39.4

39.4

Mm

Drive Chain Pitch Roller

3/8

3/8

Camshaft Valve Timing:

Intake Valve........Opens

-33

-33

Crk Degree

BTDC

BTDC

Closes

286

286

Crk Degree

ATDC

ATDC

Exhaust Valve.....Opens

-271

-271

Crk Degree

BTDC

BTDC

Closes

48

48

Crk Degree

TDC

TDC

Camshaft Bearings

Steel Backed

Steel Backed

Copper/Lead

Copper/Lead

Material

Super Clean

Super Clean

Cr-Si

Cr-Si

Type

Double Shot

Double Shot

Peened

Peened

Dimension

4.6 mm

4.6 mm

Round

Round

Closed (Valve Closed)

356

356

Newtons

Open (Rate)

65

65

Newtons/mm

Material  -

Cast Nodular

Cast Nodular

Undercut Rolled Fillet Undercut Rolled Fillet

Number of Counterweights

6

6

Main Journal Diameter  -

62.2

62.2

Mm

Crank Pin Journal Diameter

57.1

57.1

Mm

Bearings

Aluminum Tin

Aluminum Tin

Silicon Alloy

Silicon Alloy

Torsional Damper

Ring Inertia

Ring Inertia

Rubber Mounted

Crankcase Ventilation

Negative Closed

Negative Closed

(Vacuum created from

(Vacuum created from

Intake Manifold)

Intake Manifold)