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COMP CAM HYD ROLLER FITS HOLDEN V8 304-350 88-ON EFI HR-222/339-2S-12
Part Number:
CO888231
Grind Number:
Engine Identification:
Start Yr.
End Yr.
Make
Cyl
Description
1988
1997
Holden
8
Fair Idle. Moderate Performance Usage. Good mid range torque & horsepower. Street & mild bracket racing. Auto trans with 2500 + converter. 9.5-10:1 comp.
Engine Size
Configuration
304cu. In.
V
Valve Setting:
Intake -
.000
Exhaust -
.000
Hot/Cold -
HOT
Lift:
Intake @Cam
339
@Valve
542
All Lifts are based
Exhaust @ Cam
352
@Valve
563
Rocker Arm Ratio
1.60
Cam Timing:
TAPPET
@ .004
Lift:
Opens
Closes
ADV Duration
Intake
31.0 BTDC
73.0 ABDC
284.0
Exhaust
79.0 BBDC
33.0 ATDC
292.0
Spring Requirements:
Part Number
96870
Loads
Closed
154
LBS @
1.850
or
1 27/32
Open
393
LBS @
1.310
Recommended RPM range with matching components
Minimum RPM
2500
Maximum RPM
6000
Valve Float
6600
Cam Timing:
TAPPET
@ .050
Lift:
Opens
Closes
Max Lift
Duration
Intake
4.0 BTDC
38.0 ABDC
107
222.0
Exhaust
52.0 BBDC
(2.0) BTDC
117
230.0
Categories
Camshafts & Valve Train, Engine Components
Manufacturer Part Number
888231
Brand
COMP Cams
Part Type
Camshafts
Cylinders
V8
Interchange Part Number
CR888231
Vehicle Make
Holden
RPM Range
2500-6000
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