i am building a 49 ford. i amm putting in a hot 496 b.b. chevy .the carhas been back-halved,has 4:56 gears,4-link auto with 3500 stall.will this gear work on the street o.k.?car will weigh about 3500 l.b.what kind of r.p.m.s will the engine be turning at 55 m.p.h.?what e.t.s can i expect to be running in the 1/8 mile???