Product Summary

302, 327, 350, 377, 383, 395, 400, 421, 434, Aluminum

  • Has a 23 degree intake and exhaust valve angle
  • Comes backed by our full 12-month limited warranty
  • These lightweight aluminum heads are designed to bolt right up to your small block Chevy
  • They come fully assembled with valve springs, retainers, locks, guide plates, studs, and seals
  • Features 195cc intake/75cc exhaust runners, 64cc combustion chambers, and 2.02" intake/1.60" exhaust valve

Comes as a Kit

Key Specs

Cylinder Head StyleAssembled
Material TypeAluminum
FinishNatural
Combustion Chamber Volume64cc
Intake Runner Volume195cc

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BluePrint Engines H8002K Details

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 195cc intake/75cc exhaust runners, 64cc combustion chambers, and 2.02" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals.

  • 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

Features

Intake

195cc Intake Runner Volume 
2.020" Premium Stainless Steel Intake Valves Feature A Swirl Polished Undercut Stem
 
CFM Port Flow Average @ 28"

.100" - 83
.200" - 150
.300" - 190
.400" - 223
.500" - 252
.600" - 245

 

Exhaust

75cc Exhaust Runner Volume 
1.600" Premium Stainless Steel Exhaust Valves Feature A Swirl Polished Undercut Stem

CFM Port Flow Average @ 28"
.100" - 83
.200" - 130
.300" - 166
.400" - 193
.500" - 207
.600" - 213

Combustion Chamber

64cc Combustion Chamber Volume

Valve Specs

.575" Maximum Valve Lift 
23 Degree Intake Valve Angle
23 Degree Exhaust Valve Angle
Manganese Bronze Valve Guides
3-Angle Valve Job
Chrome Nickel Valve Seats For Unleaded Fuels
Viton® Fluoroelastomer Valve Stem Seals

Springs

Spring Pressure Open: 295-305 @ 1.225
Spring Pressure Closed: 115-125 @ 1.800
Outside Diameter of Outer Spring (in): 1.437 in.
Dual Valve Springs
Chromemoly Retainers 
7 Degree Valve Locks

Rocker Arms

3/8" Rocker Arm Studs Included Along With Guide Plates For 5/16" Pushrods

Misc.

Will Accept Either An Early 12 Bolt Intake Manifold Or Late "Vortec" 8 Bolt Manifold

Straight Spark Plug Holes Use A .750" Reach Gasket Style Plug

Perimeter or Center Bolt Valve Cover Bolt Holes

Accessory Bolt Holes Machined On Ends Of Heads

Qty.

Sold in pairs

BluePrint Engines H8002K Specifications

KEY SPECS
MFG. Part #H8002K
BrandBluePrint Engines
Cylinder Head StyleAssembled
Material TypeAluminum
FinishNatural
Combustion Chamber Volume64cc
Intake Runner Volume195cc
GENERAL
Exhaust Runner Volume75cc
Combustion Chamber Volume Range60cc - 69cc
Intake Runner Volume Range190cc - 199cc
Exhaust Runner Volume Range70cc - 79cc
CNC-Machined RunnersNo
CNC-Machined Combustion ChamberNo
Spark Plug StyleStraight
Intake Port LocationStandard
Exhaust Port ShapeSquare
Exhaust Port LocationStandard
Intake Valve Diameter2.02"
Intake Valves IncludedYes
Exhaust Valve Diameter1.6"
Exhaust Valves IncludedYes
Valve Spring IncludedYes
Spring Diameter1.44"
Damper Spring IncludedYes
Number of Springs Per ValveDual
Maximum Lift0.575"
Machined for O-RingNo
Valve Seat Machine Style3-angle
Valve Seats MachinedYes
Valve Seat MaterialChrome Nickel
Valve Stem Seals IncludedYes
Valve Guides IncludedYes
Valve Guide MaterialManganese Bronze
Locks IncludedYes
Lock Style7 Degree
Retainers IncludedYes
Retainer MaterialChromoly Steel
Guideplates IncludedYes
Rocker Arms IncludedNo
Rocker Arm Studs IncludedYes
Rocker Arm Nuts IncludedNo
Oiling StyleThrough Pushrod
Heat CrossoverNo
Steam Holes DrilledNo
Accessory Bolt Holes DrilledYes
Valve Cover Mounting StyleCenter and Perimeter Bolt
Sold in QuantityPair

Ratings & Reviews

4

2 Reviews

Customers say

Customers appreciate the quality of our product, highlighting its sturdy build and excellent performance even after several thousand miles of use. Some buyers note the product is more focused as a universal aftermarket head, indicating it may require slight modifications for a perfect fit with certain engine models. Despite this, users confirm it offers great value for money and performs optimally once installed, outperforming many competitors in its category.