Speed Warrior™ Intake Manifold non/EGR 262ci-400ci, 1987 and later with cast iron cylinder Heads - non-Vortec, non-LT1.
 
Features:
Permanent Mold Casting
Port Size: 1.92” height, 1.16" width
Height: Front 4.19", Rear 5.27"
Power band: 1500-6700 RPM
Exhaust Crossover for Improved Street Drivability (Standard Small Block Chevy Heads)
Square Bore Carburetor Flange
High Rise/Dual Plane Design
Precision CNC machining