| Part Number: | 130062 | Grind Number: | 284 H12 |
| Engine Identification: | | | | Start Yr. | End Yr. | Make | Cyl | Description | | 1962 | Up | FORD-MERCURY | 8 | FAIR IDLE, MODERATE PERFORMANCE USAGE, GOOD MID-RANGE HP, MILD BRACKET RACING, AUTO TRANS W/2500+ CONVERTER, 3400-3800 CRUISE RPM, 9.5 TO 11.0 COMPRESSION RATIO ADVISED. BASIC RPM 3000-6000 | | Engine Size | Configuration | | | 221-302 C.I. | V | |
|
| Valve Setting: | Intake | .000 | Exhaust | .000 | HOT |
|
| Lift: | Intake @Cam | 320 | @Valve | 512 | All Lifts are based
on zero lash and theoretical rocker arm ratios. | | Exhaust @ Cam | 320 | @Valve | 512 | | Rocker Arm Ratio | 1.6 | | |
|
| CamTiming: | TAPPET | @.004 | | Lift: | | Opens | Closes | ADV Duration | | Intake | 31 BTDC | 73 ABDC | 284 | | Exhaust | 75 BBDC | 29 ATDC | 284 |
|
| Spring Requirements: Triple Dual Outer Inner | | Part Number | 99833 | | Loads | Closed | 95 | LBS@ | 1.703 | or | 1 45/64 | | Open | 260 | LBS@ | 1.243 | | |
| | Recommended RPM range with matching components | | Minimum RPM | 2800 | | Maximum RPM | 5800 | | Valve Float | 6500 |
|
| CamTiming: | TAPPET | @.050 | | Lift: | | Opens | Closes | Max Lift | Duration | | Intake | 7 BTDC | 41 ABDC | 107 | 228 | | Exhaust | 51 BBDC | (3) BTDC | 117 | 228 |
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| Remarks: | | 221-302 FIRING ORDER: 1-5-4-2-6-3-7-8 |
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Bell housings
Air & Fuel