EngineQuest® Performance Chev SB Vortec Cast Iron Heads Vortec Chamber with Heat Riser Developed using racing technology, with a superior port finish for increased flow. Outflows the popular GM 906 casting. Manufactured using the highest grade cast iron. Improved design to reduce cracking. Thicker decks for greater strength. Redesigned water flow for greater thermal conductivity. Tall machined valve cover rails (eliminates leaks). Includes hardened exhaust seats, 3 angle valve job and a 25 point quality check on every head.
•Cast from the highest grade cast iron •Improved design to resist cracking •Redesigned water flow for greater thermal conductivity •Hardened exhaust seats •25 point quality check
Part Type: Cylinder Head Application: Chevrolet Small Block, Vortec Intake Manifold Bolt Pattern Cylinder Head Material: Cast Iron Bare or Assembled: Bare Combustion Chamber Size: 64cc CNC Machined Combustion Chambers: No Intake Valve Angle: 23 Exhaust Valve Angle: 23 Intake Port Volume: 170cc CNC Machined Intake Port: No Intake Port Flow: cfm @” Lift / 28” Intake Port Location: Standard Intake Port Shape: Standard Intake Port Dimensions: Suggested Intake Gaskets: Exhaust Port Volume: CNC Machined Exhaust Port: No Exhaust Port Flow: cfm @ .” Lift/ 28” Exhaust Port Location: Standard Exhaust Port Shape: Standard Exhaust Port Dimensions: Suggested Exhaust Gaskets: Spark Plug Style: Straight Suggested Spark Plug: Valve Guides: Valve Guide Spacing: Valve Stem Diameter: Valve Seats: No Valve Job: 3-Angle Intake Valve Diameter: 1.940" Intake Valve Included: No Exhaust Valve Diameter: 1.500" Exhaust Valve Included: No Suggested Valve Length: Valve Spring Pockets: Valve Springs Included: No Valve Spring Application Valve Springs Retainers Included: No Valve Locks Included: No Valve Seals Included: No Rocker Studs Included: No Guide Plates Included: No Valve Cover Mounting Style: Center Bolt Steam Holes Drilled: No Heat Crossover: No Suggested Head Gaskets: FEL1043 Suggested Head Bolts: Suggested Head Studs: Suggested Stud Girdle: NA Head Bolt Torque with Oil: Rocker Stud Torque with Oil: Intake Bolt Torque with Oil: Manufacturer: Engine Quest® Manufacturer's Part Number: CH350C Weight: Warranty: Race Application, No warranty expressed or implied Quantity: Sold as Each |