COMP Cams CO244661 Holden V8 253-304-308 Hydraulic Flat Tappet Cam H292 226/230 108 .502/.496

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COMP Cams

CO244661
$627.85 AUD
$627.85 AUD
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COMP Cams CO244661 Holden V8 253-304-308 Hydraulic Flat Tappet Cam H292 226/230 108 .502/.496

Item Description

Engine Identification:          
Start Yr.    End Yr.    Make    Cyl    Description
1969    1987    Holden    8    Fair idle. Strong mid-range and top end. Will run 11s in auto 2700lb street car. Needs 9.5-10:1 comp, 3.5 gears, hi-stall converter, etc.
Engine Size    Configuration     
253-304-308cu. In.    V     


Valve Setting:    Intake -    .000    Exhaust -    .000    Hot/Cold -    HOT
Lift:    Intake @Cam    314    @Valve    502    All Lifts are based
on zero lash and theoretical rocker arm ratios.
     Exhaust @ Cam    3101    @Valve    496
Rocker Arm Ratio    1.60       

  
Cam Timing:    TAPPET    @ .0042
Lift:         Opens    Closes    ADV Duration
     Intake    38.0 BTDC    68.0 ABDC    286.0
     Exhaust    73.0 BBDC    39.0 ATDC    292.0

Spring Requirements:
Part Number    99846
Loads    Closed    115    LBS @    1.750    or    1 3/4
     Open    311    LBS @    1.270          
Recommended RPM range with matching components
Minimum RPM    2400
Maximum RPM    6200
Valve Float    6800
Cam Timing:    TAPPET     @.050
Lift:         Opens    Closes    Max Lift    Duration
     Intake    10.0 BTDC    36.0 ABDC    103    226.0
     Exhaust    48.0 BBDC    2.0 ATDC    113    230.0



Manufacturer Information

  • Manufacturer: COMP Cams
  • Manufacturer Part Number:
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