Quote:
Originally posted by Quetzolcotl
yeah, the head is hand port and polished. the b18c1 has two intake ports per valve (or cylinder)? and in the b18c5 they were made into one larger port.
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good catch, i almsot forgot about secondary intake runner support on the gsr and not on the type r. thats why when us ludes go hondata we need p78 ecu's from an obd1 gsr to keep the secondary inatke runners.