Description:

• 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, guide plates, 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

Intake:

• Intake Runner Volume (cc): 195cc
• Intake Port Location: Standard
• Intake Valves Included: Yes
• Intake Valve Diameter (in): 2.02 in.
• CFM Port Flow Average @ 28"
• .100" – 83
• .200" – 150
• .300" – 190
• .400" – 223
• .500" – 252
• .600" - 245

Exhaust:

• Runner Volume (cc):  75cc
• Exhaust Valve Diameter (in): 1.600 in.
• Exhaust Valves Included: Yes
• Port Shape: Square-Port
• Exhaust Port Location: Raised
• 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:

• 7/16" Rocker Arm Studs Included Along With Guide Plates For 5/16" Pushrods

Misc:

• Spark Plug Style: Straight – .750 Reach Gasket
• Spark Plug Position; Vortec plug placement
• Cover Mounting Style: Accepts Perimeter & Center Bolt valve covers
• Steam Holes Drilled: No
• Oiling Style: Through Pushrod
• Machined for O-Ring: No
• Heat Crossover: No
• 3/8 -16 in. Accessory Bolt Holes Machined On Ends Of Heads
• Exhaust port location raised approx .500” vs OEM

Qty:

• Sold in Pairs

Warranty:

• Backed by our full 12-month limited warranty!