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 |
|