Quote Originally Posted by 90CelicaST
Some people like the Silvertop better than the Blacktop, and some are vice versa. It would all depend on what you want to do later to the car. The blacktop head flows better, has larger throttles, and is also MAP based instead of AFM like the silvertop. However, the silvertop does have thicker, stronger rods, so it would be safer to turbocharge.
thanks for the info and help guys

yea i was planing on getting the slivertop and dropping it in and hopefully just putting on some bolt ons