RHS® Pro Elite™ 3.900" Bore LS7 CNC-Ported Cylinder Heads

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Memphis, TN – Racing Head Service™ is now offering LS7-style heads for original LS cathedral port engines.

RHS® Pro Elite™3.900" Bore LS7 CNC-Ported Cylinder Heads not only get the best LS rectangular port heads onto all GM LS 5.7L – 6.0L blocks, they also provide up to 100 bolt-on horsepower over stock and feature all the benefits of other RHS® LS7 heads. These new Pro Elite™ cylinder fit all LS applications down to the 3.900" bore, and utilize LS7 intake manifolds. Offered in CNC and P-Port (unfinished runner) versions, the heads’ intake ports are raised .220" from the stock location for a straight line of sight into the cylinder, and utilize the LS 6-bolt head design compatible with the RHS® LS Race Block and GM LSX Block. They can also be used with OEM, 4-bolt blocks. Additionally, a .750"- thick deck surface and reinforced rocker rails make for more rigidity in high horsepower and boosted applications. RHS® Pro Elite™ 3.900" Bore LS7 CNC-Ported Cylinder Heads are designed to use eight standard, LS1-style exhaust rockers and eight offset LS3-style style intake rockers and stands. Buyers will save money, as they won’t need to order a full set of less common 1.8 ratio LS7 rockers.

Quick Facts

Product: RHS® Pro Elite™ 3.900" LS7 CNC-Ported Cylinder Heads
Part Numbers: #54502 (P-Port) #54503 (CNC-Ported)
Street Price: Call for Pricing

Social Media Pitch: RHS® Pro Elite 3.900" Bore LS7 CNC-Ported Cylinder Heads provide 100 HP over stock for original LS cathedral port engines

Features & Benefits:
•Rectangular port heads that can bolt onto 5.7L-6.0L LS engine blocks for up to 100 HP gains
•Intake port is raised .220" from stock location for a straight line of sight to the cylinder
•Utilize the 6-bolt head design compatible with the RHS® LS Race Block & GM LSX Block; can also be used with standard 4-bolt blocks
•Feature a .750"- thick deck surface & reinforced rocker rails for more rigidity in high horsepower & boosted applications
•Use LS3 intake rockers, since the rocker ratio matches the LS1 it saves customer from ordering a whole new set of 1.8 ratio LS7 rockers