LandSpeed Development

Custom Brodix LS3 BR3 6-bolt casting for sale is a 1 of 1 set of Stage 4R CNC ported small chamber heads. Will work with LSA/LS9/ LS3 applications. Can be used on boosted, nitrous, or NA engines with a minimum 4.060” bore. Heads are 90% complete buyer decides final parts that heads will be assembled with and final chamber size needed for build. Fully assembled ready to bolt on heads can ship within 4-7 days from purchase.

Cylinder head features:

-Brodix BR3 15 degree 6-bolt custom castings
-Stage 4R fully cnc ported by LandSpeed
-5-angle intake valve job
-50 degree full race radius exhaust valve job
-293 cc intake ports
-105 cc exhaust ports
-63-65 cc cnc combustion chambers (your choice )
-combustion chambers have been softened and hand finished
-2.165” hollow stem intake valves
-1.600” Ferrea super alloy or hollow stem exhaust valves (your choice)
-PAC 1207/8/9x spring kit with titanium retainers, locks, locators, and stem seals
-Heads will be shipped to you fully assembled and ready to bolt on engine.

Recommend intake manifolds

-XS concept design LS3
Or
-BTR LS3 trinity intake manifold

Recommend rocker arms

-stock with CHE trunion upgrades
Or
-Jesel shaft mount aluminum sportsman fully adjustable rocker arms.

$4,199.00 shipped

LandSpeed also offers custom camshafts for all LSx applications.