abmjl wrote:ok interesting, any idea where this point would be n wot i could expect if i was to do this, im unsure where the gains n loses would be.
more top end rpm n pull?
less torque n bottem end?
the head is an 04 with the bigger intake valves n the top of ports where the valve spring seats above have been filled to remove the bump so its flat like the 07 head. some of the valve guide protruding into the port has been reshaped to.
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