What kind of power are you trying to make?
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What kind of power are you trying to make?
290-310whp on this stock engine, just until I get my built engine finished.Quote:
Originally Posted by GAtegs
Whats going on is causing irregularity in your combustion, which makes me think its not a product of timing, plug gap or heat range/etc. Given that the power falls off, and the graph is smooth up until where it gets choppy points to your valve springs not being adequete for the boost pressure/rpm. Remember, the more cylinder pressure you have, the harder your valvesprings have to work. Stock springs aint gonna cut it.