Originally Posted by
barg
My XXXV was making time easy at the Nats...... Ive been running the original XXX at club days with an old pipe.....
I wonder if the pipe/manifold has anything to do with it?
My Words may not count , but if you still want to run the same combo Should try adding a shim .i had same issue with a nova adding .1 shim gave about 40 sec more .