CO-883671 - COMP CAM FITS HOLDEN V8 304 EFI SOLID MECHANICAL F280-2
CO-883671
Part Number: |
CO883671 |
Grind Number: |
|
Engine Identification: |
|
|
Start Yr. |
End Yr. |
Make |
Cyl |
Description |
1988 |
1997 |
Holden |
8 |
Fair to rough idle. Broad power band with good low end and mid range performance. Use 10:1-11:1 comp. Has run 10s in Commodores. Will RPM 7500+ |
Engine Size |
Configuration |
|
304cu. In. |
V |
|
|
Valve Setting: |
Intake - |
.026 |
Exhaust - |
.026 |
Hot/Cold - |
HOT |
|
Lift: |
Intake @Cam |
3454 |
@Valve |
553 |
All Lifts are based
on zero lash and theoretical rocker arm ratios. |
|
Exhaust @ Cam |
3514 |
@Valve |
562 |
Rocker Arm Ratio |
1.60 |
|
|
|
Cam Timing: |
TAPPET |
@ .020 |
Lift: |
|
Opens |
Closes |
ADV Duration |
|
Intake |
31.0 BTDC |
96.0 ABDC |
280.0 |
|
Exhaust |
71.0 BBDC |
33.0 ATDC |
284.0 |
|
Spring Requirements: |
Part Number |
99893 |
Loads |
Closed |
130 |
LBS @ |
1.850 |
or |
1 27/32 |
|
Open |
326 |
LBS @ |
1.330 |
|
|
|
Recommended RPM range with matching components |
Minimum RPM |
3400 |
Maximum RPM |
7000 |
Valve Float |
7600 |
|
Cam Timing: |
TAPPET |
@.050 |
Lift: |
|
Opens |
Closes |
Max Lift |
Duration |
|
Intake |
16.0 BTDC |
48.0 ABDC |
105 |
244.0 |
|
Exhaust |
56.0 BBDC |
12.0 ATDC |
113 |
248.0 |
|