Pro Elite™ 3.900" Bore LS7 CNC-Ported Cylinder Heads (for LS1/LS2)
• Bare 355-T6 aluminum CNC cylinder head
• Increases horsepower
• .750" thick deck surface
• Reinforced rocker rails
• Rectangular port heads
• Made in USA
RHS-Racing Head Service 54503 features intake ports that are raised .220" from the stock location for a straight line of sight into the cylinder and can also be used with OEM 4-bolt blocks or aftermarket 6-bolt blocks. RHS-Racing Head Service 54503 is designed to use eight standard LS1-style exhaust rockers and eight offset LS3-style style intake rockers and stands. RHS-Racing Head Service 54503 also features a .750"- thick deck surface and reinforced rocker rails for more rigidity in high horsepower and boosted applications. RHS-Racing Head Service 54503 has CNC-machined intake and exhaust runners as well as combustion chambers and is set-up for 2.100" intake and 1.575" exhaust valves.
Shipping from warehouses in the U.S. and Canada!
Performance Parts has over 20 warehouses in the U.S. and Canada so you can get your parts duty free! Call for availability.