PS8018 LSX CNC-Ported Cylinder Head 270cc Intake Ports (LS3-style Rectangle Port)

Name: PS8018 LSX CNC-Ported Cylinder Head 270cc Intake Ports (LS3-style Rectangle Port)
Brand: BLUEPRINT ENGINES
SKU: 138-PS8018
Price: 1699.99 USD
Availability: InStock

^$1,699⁹⁹

Ships on 09/15/2026

Lowest Price Guarantee

LSX Cylinder Head

6-Head Bolts Per Cylinder

270cc Intake Ports (LS3-style Rectangle Port)
77cc Combustion Chambers
2.165'' Intake / 1.600'' Exhaust Valves
1.295'' Dia. Springs - 130# Seat Pressure
7° Steel Retainers
Assembled, Sold Individually

This head features CNC-machined intake ports, exhaust ports and combustion chambers.
Cylinder Head Specifications
Cylinder Head Bolt Style: LSX-style (6 Bolt Per Cylinder)
Intake Port Volume: 270cc (Standard Location)
Exhaust Port Volume: 106cc Round (Standard location)
Combustion Chamber Volume: 77cc
Valves: 2.165' dia. Intake / 1.600' dia. Exhaust
Valve Springs: 1.295' Diameter - Open Pressure: 360-380 lbs. @ 1.150'; Closed Pressure: 125-135 lbs. @ 1.800'; Installed Height: 1.810'; Max Lift: .650'
Spring Retainers: 7° Steel
Valve Seals: Viton
Valve Angle: 12° (3° rolled)
Valve Guides: Manganese Bronze
Intake Manifold: LS3 or Equivalent
Valve Centerline: Standard
Steam Holes: NOT Drilled
Heat Crossover: No
Machined for O-Ring: No
Accessory Bolt Holes are Drilled
Standard LS Engine Valve Cover Bolt Pattern

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Blueprint Engines LS Cylinder Heads offer bolt on performance from a custom engineered design. These aluminum heads offer maximum output and value to fit in your budget. Heavy duty components are used on fully assembled heads. They are backed by a full 12-month warranty.

Features:

Brand new aluminum castings
Accepts LS3-style intake manifolds
Standard location intake & exhaust ports

Available CNC-ported or As-Cast ports and combustion chambers
All accessory bolt holes drilled and tapped
JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.