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What are the specs on the cam? If it's not bumpy 15in of vacuum is late ign. timing and it would do what you say it's doing. Whats you total timing at?



It is the comp cams XE275HL. here are the specs:

Intake Duration at 050 inch Lift: 231
Exhaust Duration at 050 inch Lift: 237
Duration at 050 inch Lift: 231 int./237 exh.
Advertised Intake Duration: 275
Advertised Exhaust Duration: 287
Advertised Duration: 275 int./287 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.525 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.525 in.