CO-244691 - COMP CAMS SOLID FLAT TAPPET CAM CC288 FITS HOLDEN V8 253-304-308
CO-244691
 
Part Number: CO244691 Grind Number:  
Engine Identification:    
Start Yr. End Yr. Make Cyl Description
1969 1987 Holden 8 Rough idle, good mid-range and top-end performance. Idea street/strip use with 10-10.5:1 comp, 3.5-4.1 gears, hi-stall converter, intake and exhaust.
Engine Size Configuration  
253-304-308cu. In. V  
Valve Setting: Intake - .026 Exhaust - .026 Hot/Cold - HOT
Lift: Intake @Cam 3574 @Valve 572 All Lifts are based
on zero lash and theoretical rocker arm ratios.
  Exhaust @ Cam 3694 @Valve 591
Rocker Arm Ratio 1.60    
Cam Timing: TAPPET .020
Lift:   Opens Closes ADV Duration
  Intake 34.0 BTDC 74.0 ABDC 288.0
  Exhaust 74.0 BBDC 42.0 ATDC 296.0
Spring Requirements:
Part Number 99893
Loads Closed 130 LBS @ 1.850 or 1 27/32
  Open 334 LBS @ 1.310    
Recommended RPM range with matching components
Minimum RPM 3800
Maximum RPM 7500
Valve Float 8100
Cam Timing: TAPPET  @.050
Lift:   Opens Closes Max Lift Duration
  Intake 19.0 BTDC 53.0 ABDC 106 252.0
  Exhaust 59.0 BBDC 21.0 ATDC 110 260.0