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Old 06-03-2005, 07:38 AM   #7
tmoss
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Default Re: 1.72 Roller Rocker Questions
The 1.7 lifters give more VALVE duration, not cam duration. The valves open earlier and faster giving more area under the curve for airflow.
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88Gt 5spd Vert, FLowmaster Catbacks, stock cam advanced 4° @ 108.5° ICL, NMRA prepped GT40P heads 1.85/1.55 valves and 1.7 rockers, MAC P headers Jet-Hot coated, 97 Exlporer intake (ported lower), TB and injectors. 277RWHP/330RWTQ (SAE).

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