supersonic said:Not using the factory ECM,. Complete stand alone system. Like Ted said, the roller lifters, upgraded push tubes, and better valvetrain have been around for a while. The trick to higher rpm is to put a mechanical pump on it like Ted did or build a stand alone engine management system.
I would perfer stand alone Engine management and I understand the needs of the valve train and bottom end of which I plan to address once I break the barrier of 3700 with a ppe