Speedmaster PCE281.1785 Compatible with Chevy GM LS1 LS2 LS6 225cc 68cc Full CNC Aluminum Bare Cylinder Head

Brand:SpeedmasterPart Number:PCE281.1785Part Type:Cylinder Head [Bare]Cylinder Head Style:BareCylinder Head Material:AluminumCylinder Head Finish:NaturalCombustion Chamber Volume (cc):68 ccCNC-Machined Combustion Chamber:YesIntake Runner Volume (cc):225 ccExhaust Runner Volume (cc):n/aCNC-Machined Intake Runner:YesCNC-Machined Exhaust Runner:YesIntake Port Shape:CathedralIntake Port Location:StandardExhaust Port Shape:OvalExhaust Port Location:StandardComp. Valve Job:NoIntake Valves Included:NoIntake Valve Diameter (in):2.020 in.Exhaust Valves Included:NoExhaust Valve Diameter (in):1.550 in.Valve Springs Included:NoDamper Spring Included:NoRetainers Included:NoLocks Included:NoValve Stem Seals Included:NoRocker Arm Studs Included:NoRocker Arms Included:NoRocker Arm Nuts Included:NoGuideplates Included:NoValve Cover Mounting Style:Perimeter BoltAccessory Bolt Holes Drilled:YesIntake Valve Angle:15 deg.Exhaust Valve Angle:15 deg.Valve Guides Included:YesValve Guide Material:BronzeValve Seats Machined:YesValve Seat Machine Style:3-angleValve Seat Material:Ductile ironSteam Holes Drilled:NoOiling Style:Through pushrodMachined for O-Ring:NoHeat Crossover:NoQuantity:Sold individually.

• Included components as shown in product images
• Speedmaster creates unique and distinctive DNA items inspired by the blend of old and new technology. Its empowered work forced drives innovation not only in the products it sells but with the way it goes about doing it.
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