*Note: In order to use these camshafts in 1965-66 396/427ci blocks, it is necessary to machine a 3/16'' wide x 7/64'' deep groove in the rear main journal of the cam to allow oil flow to the top of the engine.
MODERATE COMPETITION ONLY, GOOD UPPER RPM HP, BRACKET RACING, AUTO TRANS W/RACE CONVERTER, 12.0 MINIMUM COMPRESSION RATIO ADVISED.
| Grind Number: | F-268/3814-2S-8 |
| Operating Range: | 4600-7600 RPM |
| Duration Advertised: | 304° Intake / 312° Exhaust |
| Duration @ .050'' Lift: | 268° Intake / 276° Exhaust |
| Valve Lift w/1.7 Rockers: | .648'' Intake / .669'' Exhaust |
| Lobe Separation Angle: | 108° |
| Max Lift Angle: | 105° ATDC Intake / 111° BTDC Exhaust |
| Open/Close @.050'' Cam Lift: | Intake - 29° BTDC (opens) / 59° ABDC (closes)
Exhaust - 69° BBDC (opens) / 27° ATDC (closes) |
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