If the valves hit on the stock cam with 1.6 RR I would wonder if something was wrong, even with the 2.02 valves of the Sr. heads. The stock cam specs are roughly 206/206@0.050 or 266/266 seat-to-seat with .444/.444 lift and a 115 degree lobe seperation.
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88 NMRA Pure Street coupe
95 GT-heads, cam, exhaust, intake, road-race suspension
97 Taurus SHO-K&N, ported meter
95 Escort GT-Pacesetter header & exhaust, Weapon R intake tube
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