Brodix 1011004 - Brodix Race-Rite SB-Chevy Aluminum Cylinder Heads

Brodix #158-1011004

SB-Chevy Race-Rite 180 23° Cylinder Heads

180cc Intake Ports

67cc Combustion Chambers

2.020'' Int/1.600'' Exh Valves

1.470'' Valve Springs

.525'' Max Lift

Straight Plug

Assembled, Sold in Pairs

Accessories

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Complete list of Brodix Race-Rite SB-Chevy Aluminum Cylinder Heads

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Brodix 1011004 - Brodix Race-Rite SB-Chevy Aluminum Cylinder Heads Details

Race-Rite 180 23° Cylinder Heads - 180cc Intake Ports, 67cc Combustion Chambers

Cylinder Head Specifications

Intake Port: 180cc

Chamber Volume: 67cc

Valve Sizes: Intake 2.020'' / Exhaust 1.600''

Plug Angle: Stright

Exhaust Pattern: Standard

Valve Centerline: Standard

Cylinder Head Recommendations

Cubic Inch: 355-406

Compression: 9.1 Minimum

Camshaft: Hydraulic/Hydraulic Roller

RPM: 1500-6000

Application: Street/Pro Street

Facts and Related Components

Torque Heads: 70ft-lb

Torque Rocker Studs: 40-45ft-lb

Spring Pockets: May not be cut any larger or deeper than 1.550''

Valve Angle: 23°

Angle MIlling: .0078'' per cc

Flat Milling: .0060'' per cc

Pushrod Slots: Standard

Stud Girdle: Standard

Rocker Arms: Standard

Lifters: Standard

Package Heads

PS CB: Valve bowls blended

PS MI: Match intake port to FP 1204

PS Valve Job: Competition valve job

Intake Valves: 2.020'' x 4.920'' o.a.l.

Exhaust Valves: 1.600'' x 4.940''o.a.l.

Valve Springs: 1.250'' Hydraulic valve spring, 100lb Closed
300 lb Open, 1.850'' installed height, .525'' maximum lift
1.470'' Hydraulic roller valve spring, 125lb closed
325lb open, 1.900'' installed height, .525'' maximum lift

Retainers: 1.250'' 7° Steel, 1.430 7° Steel

Valve Locks: 7°

Rocker Studs: 3/8''

Guide Plates: 5/16''

Valve Seals: 11/32''

The Race-Rite® series is a new line of heads designed by Brodix for maximum out of the box horsepower. The Race-Rite® series is another example of BRODIX’s ability to utilize its in-house processes such as 100% CNC machining, foundry, and heat treater. BRODIX tests each shipment of A-356 virgin aluminum assuring the customer that they are receiving the best products for the money. BRODIX installs solid, phosphorous bronze guides and ductile iron valve seats reducing valve leakage and oil consumption.