8th Generation Honda Civic Forum - View Single Post - INSIDE OF K20- cam gear,cam shaft,retainers,valves/springs,rocker arm (Merged)

Dale_K · 01-23-2006, 06:54 PM

Why do they use an aluminum intake manifold? Seems like it would be lighter and cheaper to go with plastic. I mean it's not like it's under pressure or anything.

01-23-2006, 06:54 PM	#10 (permalink)
Dale_K Senior Member Join Date: Dec 2005 Location: Arkansas Posts: 136	Why do they use an aluminum intake manifold? Seems like it would be lighter and cheaper to go with plastic. I mean it's not like it's under pressure or anything.