BluePrint Engines Engine Cylinder Head, Small Block Chevy Aluminum - 220cc - Assembled (PART #BPE-HP8103)

Get big power on a small budget with BluePrint Muscle Series cylinder heads! These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake/67cc exhaust runners, 64cc combustion chambers, and 2.08" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guide plates, studs, and seals. Manufacturer's part number -HP8103.

SPECIFICATIONS

Maximum Output for Less Money!
Designed and Produced by BluePrint Engines
Fully Assembled with Heavy Duty Components
Backed by Our Full 12-Month Limited Warranty

INTAKE

Intake Runner Volume (cc)220cc
Intake Port LocationStandard
Intake Port ShapeRectangular
Intake Valves IncludedYes
Intake Valve Diameter (in)2.08 in.
CFM Port Flow Average @ 28"

EXHAUST

Runner Volume (cc)65cc
Exhaust Valve Diameter (in)1.600 in.
Exhaust Valves IncludedYes
Port ShapeSquare
Exhaust Port LocationRaised .500 in.
CFM Port Flow Average @ 28"

COMBUSTION CHAMBER

Combustion Chamber Volume (cc)64cc
CNC-Machined Combustion ChamberNo

VALVE SPECS

Maximum Valve Lift (in).650 in.
Intake Valve Angle23 Degrees
Exhaust Valve Angle23 Degrees
Valve Guides IncludedYes
Valve Guide MaterialManganese Bronze
Valve Seats MachinedYes
Valve Seat Machine Style5-Angle
Valve Seat MaterialChrome Nickle
Valve Stem Seals IncludedYes
Valve Stem Seal StyleViton® Fluoroelastomer

SPRINGS

Valve Springs IncludedYes
Spring Pressure Open360-380 @ 1.150
Spring Pressure Closed115-135 @ 1.800
Outside Diameter of Outer Spring (in)1.295 in.
Damper Spring IncludedYes
Number of Springs per ValveDual
Retainers IncludedYes
Retainer MaterialChromoly Steel
Locks IncludedYes
Lock Style7 Degree

PUSHRODS

Guide Plates IncludedYes
Guide Plate Pushrod Size (in)5/16 in.

ROCKER ARMS

Rocker Arm Studs IncludedYes
Rocker Arm Stud Size (in)7/16 in. x 20
Rocker Arms IncludedN/A
Rocker Arm Nuts IncludedNo

MISC

Head StyleAssembled
Cylinder Head MaterialAluminum
Cylinder Head FinishNatural
Spark Plug StyleStraight – .750 Reach Gasket
Spark Plug PlacementVortec
Camshaft StyleHydraulic Roller
Accessory Bolt Holes DrilledYes
Valve Cover Mounting StylePerimeter & Center Bolt
Steam Holes DrilledNo
Oiling StyleThrough Pushrod
Machined for O-RingNo
Heat CrossoverNo
3/8 -16 in. Accessory Bolt Holes Machined on Ends of Heads

QTY

Sold Individually

WARRANTY

Backed by our full 12-month limited warranty!

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