Originally Posted by GTX MATT
Try more initial timing? Might hit the converter a little harder. Most people running 272 @ .050 are locked out.

Whats the CR 12:1?

Have you verified that the balancer TDC mark is correct and not off a few degrees?
CR is 13:3. Balancer was checked whenever the cam was degreed. Initial is now 29/ 37 total.

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