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Brodix Cylinder Heads BR7 LS Compatible Cylinder Heads 1171000
Part Number: BRO-1171000
Brodix Cylinder Heads BR7 LS Compatible Cylinder Heads
Cylinder Heads, BR Series, Aluminum, Assembled, Chevy, Pontiac, LSX Engines, Pair
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Estimated Ship Date: May 13, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
1171000
Part Type:
Product Line:
Summit Racing Part Number:
BRO-1171000
Combustion Chamber Volume (cc):
71
Intake Runner Volume (cc):
262cc
Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast aluminum
Camshaft Style:
Hydraulic roller
Intake Port Shape:
Rectangular
Intake Valve Diameter (in.):
2.204 in.
CNC-Machined Combustion Chamber:
No
CNC-Machined Intake Runner:
Yes
CNC-Machined Exhaust Runner:
Yes
Intake Port Location:
Standard
Exhaust Port Shape:
D-port
Exhaust Port Location:
Standard
Intake Valves Included:
Yes
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in.):
1.614 in.
Valve Springs Included:
Yes
Maximum Valve Lift (in.):
0.700 in.
Outside Diameter of Outer Spring (in.):
1.350 in.
Damper Spring Included:
No
Number of Springs Per Valve:
Dual
Retainers Included:
Yes
Retainer Material:
Steel
Locks Included:
Yes
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Rocker Arm Studs Included:
No
Rocker Arms Included:
No
Rocker Arm Nuts Included:
No
Guideplates Included:
No
Valve Cover Mounting Style:
Centerbolt
Accessory Bolt Holes Drilled:
Yes
Intake Valve Angle:
12
Exhaust Valve Angle:
12
Valve Guides Included:
Yes
Valve Guide Material:
Bronze
Valve Seats Machined:
Yes
Cylinder Head Color:
Natural
Steam Holes Drilled:
No
Oiling Style:
Through pushrod
Machined for O-Ring:
No
Heat Crossover:
No
Remanufactured:
No
Quantity:
Sold as a pair.
Notes:
These cylinder heads are not designed as a stock replacement, they can only be used on 6 bolt LSX-based engines with a minimum bore diameter of 4.125 in.
Brodix Cylinder Heads BR7 LS Compatible Cylinder Heads
Brodix BR7 cylinder heads step forward with an innovative design and precision manufacturing. They offer quality workmanship, 71cc combustion chambers, blended bowls, matched intake ports, a 12 degree valve angle, and 100 percent LS compatibility! And, of course, Brodix BR Series heads feature their easily repairable A-356 virgin aluminum alloy and the strongest deck surface in the business. Choose bare or assembled, but choose Brodix BR7 LS compatible cylinder heads!
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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