CYLINDER HEADS
GM LS Series (Cont.)
BRO1170000
Brodix LS Heads Brodix BR 7 is the most powerful head right-out-of-the-box in it's class. The BR 7 head comes standard with 71cc combustion chambers, bowls blended, and intake ports matched. The STS BR 7 is 100% CNC-ported version that flows over 375 CFM. Both heads accept all standard LS components, come with rectangle intake ports and 6 bolt head pattern. Sold individually.
Intake Runner
Comb. Chamber
Plug Angle
Valve Angle
Intake Valve 2.204"
Exhaust Valve
Part No.
Description
BRO1170000
BR 7, 262 LS-Series, Bare
262cc 71cc Angle 12°
1.614"
BRO1171000 BR 7, 262 LS Series, Assembled,1.350" Spring, 180 Lbs. Seat Pressure 262cc 71cc Angle 12° 2.204" 1.614" BRO1178000 STS BR 7, 264 LS-Series, Bare, CNC Ported 264cc 71cc Angle 12° 2.204" 1.614" BRO1178100 STS BR 7, 264 LS Series, Assembled, 1.350" Spring, 180 Lbs. Seat Pressure, CNC Ported 264cc 71cc Angle 12° 2.204" 1.614"
Dart LS PRO-1 Aluminum Cylinder Heads
Dart LS PRO-1 Aluminum Cylinder Heads are cast from virgin 355-T61 aerospace alloy for superior strength, extra thick walls for porting, additional material above the ports accommodates valve train upgrades, racing inspired CNC bowl blended comb- ustion chambers improve flame propagation and increased flow. Sold each.
DRT11010010
Intake Run- ner
Comb. Chamber
Plug Angle Angle Angle
Valve Angle
Intake Valve 2.020" 2.050" 2.050"
Exhaust Valve
Part No.
Description
DRT11010010 DRT11020020 DRT11021122
Bare, Catherdal Port Bare, Catherdal Port
205cc 225cc 225cc
62cc 62cc 62cc
15° 15° 15°
1.600" 1.600" 1.600"
Assembled, Catherdal Port, 1.290" Single Springs
Angle
EDE61319
Edelbrock E-CNC LS3 Aluminum Heads
The E-CNC LS3 aluminum cylinder heads are a great general-purpose high per- formance head for any street-strip LS based engine. These heads have a high velocity port compare to the stock LS3 heads upgrade for any cathedral port 3.890" bore LS application. Features include; CNC intake ports, raised (0.125") exhaust ports, .200" machined spring pockets for use of longer valves and rolled valve angle (13.250) for improved combus- tion. Can be used with 4 and 6 bolt configurations. Compatible with stock rocker arms. Sold individually.
Intake Runner
Comb. Chamber
Plug Angle 13.25° 13.25°
Valve Angle
Intake Valve
Exhaust Valve
Part No. EDE61319 EDE61329
Description
E-CNC 230, Standard LS Block, Complete E-CNC 230, LSX Block 6 Bolt Head, Complete
230cc 69cc 230cc 69cc
2.135" 1.550" 2.135" 1.550"
1.614" 1.614"
2018 ENGINE BUILDER CATALOG
158
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