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ProMaxx Performance Maxx Series Chevrolet Small Block Aluminum Heads
Made right here in the U.S.A. Taking the affordable performance cylinder head to the next level. Ultra smooth casting made of Grade A 356-T6 aluminum is precision CNC machined creating the perfect platform for new runner and chamber designs. 5 angle competition valve job, diamond honed bronze guides, hand bowl blending and assembly by professional builders. Produces out of box performance that out performs the top brands in the industry. MAXX quality and MAXX performance at minimum pricing - ProMaxx Performance.
Assemblies include 2.020"/1.600" stainless steel valves, performance valve springs (1.250" hyd. FT up to .575" lift), 3/8" screw-in studs and guide plates.
The Maxx 200 By flowing over 280cfm through a 2.020" valve, The MAXX 200 SBC produces awesome air speed on the intake side coupled with a D-shaped exhaust port and super efficient chamber design produces MAXX power for the street or strip.
Part Type: Cylinder Head
Application: ProMaxx Maxx Series Chevrolet Small Block
Cylinder Head Material: Aluminum
Bare or Assembled: Assembled
Combustion Chamber Size: 64cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 23
Exhaust Valve Angle: 23
Intake Port Volume: 200cc
CNC Machined Intake Port: No
Intake Port Flow: 280 cfm @ .600" Lift / 28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions:
Suggested Intake Gaskets:
Exhaust Port Volume: 101cc
CNC Machined Exhaust Port: No
Exhaust Port Flow: 200 cfm @ .600" Lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: D-Shape
Exhaust Port Dimensions:
Suggested Exhaust Gaskets:
Spark Plug Style: Straight
Suggested Spark Plug:
Valve Guides: Yes
Valve Guide Spacing:
Valve Stem Diameter: 11/32" (.3415")
Valve Seats: Yes
Valve Job: 5-Angle
Intake Valve Diameter: 2.020"
Intake Valve Included: Yes
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: Yes
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: Yes, 1.250
Valve Spring Application: Hydraulic Flat Tappet, .575" lift
Valve Springs Retainers Included: Yes
Valve Locks Included: Yes
Valve Seals Included: Yes
Rocker Studs Included: Yes
Guide Plates Included: Yes
Valve Cover Mounting Style: Perimeter
Steam Holes Drilled: No
Heat Crossover: No
Suggested Head Bolts:
Suggested Head Studs:
Suggested Stud Girdle:
Head Bolt Torque with Oil:
Rocker Stud Torque with Oil:
Intake Bolt Torque with Oil:
Manufacturer: ProMaxx Performance
Manufacturer's Part Number: 9200
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair
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