Speedmaster PCE281.2035 Compatible with Chevy BBC 396 305cc 119cc Solid Flat Assembled Cylinder Heads

Brand:SpeedmasterPart Number:PCE281.2035Part Type:Cylinder Head [Assembled]Product Line:Solid/Mechanical Flat TappetCylinder Head Style:AssembledCylinder Head Material:AluminumCylinder Head Finish:NaturalCombustion Chamber Volume (cc):119 ccCNC-Machined Combustion Chamber:NoIntake Runner Volume (cc):305 ccExhaust Runner Volume (cc):n/aCNC-Machined Intake Runner:NoCNC-Machined Exhaust Runner:NoIntake Port Shape:OvalIntake Port Location:StandardExhaust Port Shape:RectangularExhaust Port Location:RaisedSpark Plug Style:AngleComp. Valve Job:NoIntake Valves Included:YesIntake Valve Diameter (in):2.250 in.Exhaust Valves Included:YesExhaust Valve Diameter (in):1.880 in.ÃValve Springs Included:YesMaximum Valve Lift (in):0.580 in.Outside Diameter of Outer Spring (in):1.450 in.Damper Spring Included:YesNumber of Springs Per Valve:DualRetainers Included:YesRetainer Material:Chromoly steelLocks Included:YesLock Style:10 degreeValve Stem Seals Included:YesValve Stem Seal Style:Positive stopRocker Arm Studs Included:NoÃRocker Arms Included:NoÃRocker Arm Nuts Included:NoÃGuideplates Included:NoÃValve Cover Mounting Style:Center & Perimeter BoltAccessory Bolt Holes Drilled:YesÃIntake Valve Angle:24 deg.Exhaust Valve Angle:15 deg.Valve Guides Included:YesÃValve Guide Material:BronzeÃValve Seats Machined:YesValve Seat Machine Style:3-angleValve Seat Material:Ductile ironÃSteam Holes Drilled:NoOiling Style:Through pushrodÃMachined for O-Ring:NoÃHeat Crossover:NoQuantity:Sold as a pair.

• 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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• 12-Month Limited Worldwide Warranty