These BB-2X cylinder heads from Brodix Cylinder Heads are designed to give your big block Chevy race engine that winning edge. They work well with light cars or large engines (509-555 cu. in.). Their intake ports flow over 360 cfm with only the bowls blended and the intake ports matched to the gaskets. These heads are compatible with all standard rocker arms, pistons, intake manifolds, valve covers, and stud girdles.
Cylinder Head Style:Assembled
Cylinder Head Material:Aluminum
Cylinder Head Finish:Natural
Combustion Chamber Volume (cc):119
CNC-Machined Combustion Chamber:No
Intake Runner Volume (cc):340cc
CNC-Machined Intake Runner:No
CNC-Machined Exhaust Runner:No
Intake Port Shape:Rectangular
Intake Port Location:Standard
Exhaust Port Shape:Round
Exhaust Port Location:Raised
Intake Valves Included:Yes
Intake Valve Diameter (in):2.300 in.
Exhaust Valves Included:Yes
Exhaust Valve Diameter (in):1.880 in.
Valve Springs Included:Yes
Maximum Valve Lift (in):0.700 in.
Outside Diameter of Outer Spring (in):1.550 in.
Damper Spring Included:Yes
Number of Springs Per Valve:Dual
Lock Style:10 degree
Valve Stem Seals Included:Yes
Rocker Arm Studs Included:Yes
Rocker Arm Nut Thread Size:7/16-20 in.
Rocker Arms Included:No
Rocker Arm Nuts Included:No
Guideplate Pushrod Size:3/8 in.
Valve Cover Mounting Style:Perimeter bolt
Accessory Bolt Holes Drilled:Yes
Intake Valve Angle:26
Exhaust Valve Angle:26
Valve Guides Included:Yes
Valve Guide Material:Phosphorous bronze
Valve Seats Machined:Yes
Valve Seat Machine Style:5-angle
Valve Seat Material:Ductile iron
Steam Holes Drilled:No
Oiling Style:Through pushrod
Machined for O-Ring:No
Notes:Valve cover rails are raised for better sealing.
Sold as pair
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