- Jul 13, 2016
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I have a 1970 mustang with a 289 which is overbored 60. This has a msd ignition system. On the bottom, it has a slot for a rmp limiter. It came with a 6000rpm limiter in it right now. I want to know if that is the best limiter for it. Could I go higher? I can't seem to find much on it. Thank you.