Question

The manifold must be larger enough to allow sufficient flow for what?

(a) Max power

(b) Max emission

(c) Min emission

(d) Lower torque

The question was asked in exam.

I'm obligated to ask this question of Intake System in division Fuels, Intake System & Leakage Preventers of Automotive Engine Design

Answer 1

The correct choice is (a) Max power

To explain: The inlet manifold carries the air-fuel mixture from the carburetor to the cylinders and the manifold Inner surface must be very smooth such that it should not hold any charge around its surface.