KDK Performance installed a double pumper on the car for me and we did some dyno testing to make sure everything was ok. Car made 522 hsp/544 torque on methonal and 100 octane, 22 psi. https://www.facebook.com/photo.php?v=354468457906299
not bad Alex,thats close to 600 @ crank @ only 22psi w/alky and dp you still got easy 5psi more to play with nice!