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ENGINE APPLICATION MANUAL GM Powertrain
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
2
2 . 3 PRODUCT SPECIFICATION SUMMARY
2.3.1 SPECIFICATION
ENGINE L35 L35 UNITS
Truck Application Marine
Application
PERFORMANCE
Rated Power 200 223 hp
Rate Power Speed 4600 4800 rpm
Rated Torque 260 275 Lb. ft
Rated Torque Speed 2800 3800 rpm
Torque Extension Speed Range
(From Peak Torque to Peak Power) 1800 1000 rpm
Exhaust Restriction at Rated Power 8.85 to 8.58 0 in hg
(Better than) @ 4600 rpm Piezometer
Inlet Restriction at Rated Power w/Filter -0.89 0 in hg
@ 4600 rpm Piezometer
Redline Speed 5000 5000 rpm
Fuel Cut-Off Speed, Nominal Conditions 5200 5200 rpm
Fuel Cut-Off Speed, Cold Conditions 5200 5200 rpm
(-40) (-40)
Maximum Upshift Speed 5100 Man - 5200 Auto N/A rpm
Minimum Idle Speed 525 650 rpm
Minimum Unassisted Start Temperature -20 -20 Degree C
PHYSICAL/CONTENT
Type: 4 Cycle 4 Cycle
Service Type Naturally Aspirated Naturally Aspirated
Configuration: V V
Bank Angle: 90 90 Degree
Number of Cylinders: 6 6
Valvetrain Configuration: OHV OHV
Number of Valves per Cylinder: 2 2
Displacement: 4302 4302 cc.cm
Bore: 101.6 101.6 mm
Stroke: 88.4 88.4 mm
Compression Ratio: 9.4:1 9.4:1
Firing Order: 1-6-5-4-3-2 1-6-5-4-3-2
Rotational Direction: CW CW
Fuel Injection Pump Electronic Electronic
Certification Federal & California N/A
Engine Mass 200 200 Kg
Spark Plugs 41-932 (0.060”) 41-932 (0.060”)
Oil Filter PF-52 PF-52
Controller Electronic Electronic
SubSystems
Air Intake Subsystem
Throttle Body Type SCPI SCPI
Sequential Central Sequential Central
Port Injection Port Injection
Max Air Flow Rate: 158@ 4600 rpm 158@ 4600 rpm Gr/sec
Intake manifold : Symmetrical Runner Symmetrical Runner
Lower Intake: Aluminum Aluminum
Upper Intake: Composite Composite