Feature

●Note: Professional Installation Is Highly Recommended.
●--For 1965-2000 Big Block Chevy 454 396 427 454 496 502 7.4l V8 Engines.
●--Multi-Angle Seat Design For Improved Flow At Low Lifts.
●--Thick Deck To Resist Warping And Allow For Additional Milling If Desired.
●--High-Grade Aluminum, Bronze Valve Guides, And Advanced Port Design For Greater Airflow.


Description

--Spark Plug Style: Angle

--Material: Aluminum

--Style: Bare

--Finish: Natural

--Combustion Chamber Volume: 122cc

--Intake Runner Volume: 330cc

--Exhaust Runner Volume: 140cc

--Intake Valve Diameter: 2.250"

--Exhaust Valve Diameter: 1.880"

--Valve Stem Diameter: 11/32

--Valve Guide Material: Manganese Bronze

--Intake Port Shape: Rectangle

--Intake Port Location: Standard

--Exhaust Port Shape: Square

--Exhaust Port Location: Standard

--Valve Seat Machine Style: 3-Angle

--Valve Seat Material: Ductile Iron

--Valve Cover Mounting Style: Perimeter Bolt

--Pre-Drilled Accessory Bolt Holes.

Package: Including In The Pictures.