RHS 54501-06STI LS7 Pro Elite 291cc CNC-Ported Cylinder Head Assembly
Assembled Cylinder Head Style, Aluminum, Natural, 60cc - 69cc Combustion Chamber Volume Range
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Designed for Hardcore Street or Race GM LS Engines
RHS Pro Elite LS7 Cylinder Heads are the aftermarkets first high performance LS-style head to feature a raised intake runner design that fits both stock and aftermarket LS7 intake manifolds and valve train setups. These Pro Elite Aluminum Cylinder Heads are designed with a 12° valve angle and unique .220" raised intake runners to provide a better line of sight into the cylinders and allow for an improved short turn.
The heads also utilize the popular LS 6-bolt head design, making them compatible with both the RHS LS Race Block and GM LSX Blocks. Increased clamping capacity greatly improves head gasket retention in high horsepower and boosted applications.The raised runner and rolled valve angle increase overall flow capability while an improved water jacket design improves thermal conductivity.
100% CNC-ported runners optimize volume, atomization & velocity
6-bolt head design is compatible w/ the advanced RHS LS Race, GM LSX Blocks, or OEM 4-bolt blocks
Increased clamping capacity greatly improves head gasket retention in high horsepower & boosted applications
.750" thick deck surface increases integrity; Reinforced solid rocker rail increases rigidity & stability; 355T6 aluminum withstands race conditions
.400" raised rail works w/ aftermarket rockers; .100" raised exhaust port allows use of stock & aftermarket manifolds
Can be used in small & large cubic inch, hardcore street applications
Assembled LS7 Pro Elite Cylinder Heads
Manley lightweight hollow stem stainless intake valves & severe duty solid stainless exhaust valves
Fully assembled w/ COMP Cams 26926-16 dual springs (up to .675" lift) & COMP Cams 779-16 titanium retainers
*Requires COMP Shaft Mount Rockers OR part #54520; OEM LS7 Rocker Adaptor (Requires )
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