Quote Originally Posted by frosty View Post
I agree. When I run 20* of timing and a 3.0" Pulley my car does not feel NEARLY as quick as my 2.8" pulley and 14 - 15* of timing.... though I am running high compression so peak combustion is reached much much sooner. This was also proven on the dyno that no gains were had above 15* of timing on my setup.
I'd be interested to see these dyno plots.
Can you produce them?