Brodix Cylinder Heads BB-2 Xtra Cylinder Heads for Big Block Chevy 2021024

4.75 out of 5 stars ( 7 )

Part Number: BRO-2021024

$1,344.99

Cylinder Head, BB-2 Xtra, Aluminum, Assembled, 119cc Chamber, 365cc Intake Runner, Chevy, Big Block, Each
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Brodix Cylinder Heads BB-2 Xtra Cylinder Heads for Big Block Chevy 2021024

Brodix Cylinder Heads BB-2 Xtra Cylinder Heads for Big Block Chevy 2021024

BRO-2021024

4.75 out of 5 stars ( 7 )

Part Number: BRO-2021024

Estimated Ship Date: Today

$1,344.99

Estimated Ship Date: Today Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
2021024
Part Type:
Product Line:
Summit Racing Part Number:
BRO-2021024
Item Number:
790174
Combustion Chamber Volume (cc):
119
Intake Runner Volume (cc):
365cc
Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast aluminum
Camshaft Style:
Solid roller
Intake Port Shape:
Rectangular
Intake Valve Diameter (in.):
2.300 in.
CNC-Machined Combustion Chamber:
No
CNC-Machined Intake Runner:
No
CNC-Machined Exhaust Runner:
No
Intake Port Location:
Standard
Exhaust Port Shape:
Round
Exhaust Port Location:
Raised
Intake Valves Included:
Yes
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
Retainers Included:
Yes
Retainer Material:
Steel
Locks Included:
Yes
Lock Style:
10 degree
Valve Stem Seals Included:
Yes
Rocker Arm Studs Included:
Yes
Rocker Arm Nut Thread Size:
7/16 in.-20
Rocker Arms Included:
No
Rocker Arm Nuts Included:
No
Guideplates Included:
Yes
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
Cylinder Head Color:
Natural
Steam Holes Drilled:
No
Oiling Style:
Through pushrod
Machined for O-Ring:
No
Heat Crossover:
No
Remanufactured:
No
Quantity:
Sold individually.

Brodix Cylinder Heads BB-2 Xtra Cylinder Heads for Big Block Chevy

Brodix BB-2 Xtra cylinder heads flow over 375 cfm with only the bowls blended and the intake ports matched to the gaskets. The intake ports have been contoured and matched for use in today's 540 cu. in. or larger bracket-racing big block Chevy engines. The exhaust ports are raised 0.600 in. higher than stock. These cylinder heads will accept all standard pistons, intake manifolds, and rocker arms, and the valve cover rails are raised to prevent leakage. They're available in both as-cast and CNC-ported versions.

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