This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...
Nathan Seabaugh, Northern Illinois:I am building an engine for my '89 Chevy K2500. This is my daily driver/tow rig/off-road truck. I was hoping for about 300 hp while still retaining the factory TBI ...