I recently just got my head back from ken.
I was running 4 degree advance, after installation of new head I also put the timing back to stock, Is it possible to run the 4 degree advance with the new head? Will it add even more performance?
I was running 4 degree advance, after installation of new head I also put the timing back to stock, Is it possible to run the 4 degree advance with the new head? Will it add even more performance?