CHEV 350 WEIAND ACTION PLUS VORTEC INTAKE MANIFOLD # WEI8121 Rate_20 These valve covers come ready

These valve covers come ready for installation with an OE style baffle and ventilation system

Blade pitch: 500

Collector Attachment:3-bolt flange

Blue reusable fiber

CHEV 350 WEIAND ACTION PLUS VORTEC INTAKE MANIFOLD # WEI8121 Rate_20 These valve covers come readyCHEVROLET SMALL BLOCK WEIAND ACTION PLUS VORTEC INTAKE MANIFOLD. # WEI8121 Dyno proven performance from Weiand. Weiand Action+Plus intake manifolds are designed for use as stock replacements, with improved power and torque characteristics. They're 180 degree, dual plane types, with a carburetor flange that'll accept either stock or aftermarket performance carburetors. Their effective rpm range runs from idle to 6,000 rpm. With their high flow runner