By reducing heat transfer into the air/fuel mixture
CHEVROLET BIG BLOCK V8 ENGINES
• Designed for carbureted Chevy Small Block V8 engines
durable aluminum construction
1955-1986 Chevy SB Aluminum Intake Manifold, Dual Plane, Hi-Rise - Black HEI Tune Up Kits By reducing heat transfer intoUpgrade your Chevrolet small block V8 with the Top Street Performance Dual Plane Hi Rise Aluminum Intake Manifold, engineered for carbureted Gen I small block Chevy applications spanning 1955 through 1995. Compatible with ten SBC displacements 262, 265, 267, 283, 302, 305, 307, 327, 350, and 400 cubic inches this is one of the most versatile small block Chevy intake manifolds available for street driven carbureted builds. Designed to operate from idle