251.5rwhp & 303.75 rwtq
Im running rich, and at 5,000 RPM it takes a nose dive.
Their telling me to just replace the spark-plugs & wires, then add at least 20 to the numbers. It back-fired pretty bad up at 5300rpms.
So Im going out now to buy some 8.8mm wires & good spark plugs.
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