ProMaxx Performance Maxx 175 Ford SB (289-351W) Aluminum Heads
Made right here in the U.S.A. This performance head flows 266 cfm at only 600 lift. Big flow numbers and a small runner size produce air speed and power. Ultra smooth castings made of Grade A 356-T6 aluminum are chamber designs. 5 angle competition valve job, diamond honed bronze guides, and hand bowl blending.
Part Type: Cylinder Head
Application: Ford Small Block (289-351W)
Cylinder Head Material: Aluminum
Bare or Assembled: Bare
Combustion Chamber Size: 60cc
CNC Machined Combustion Chambers: No
Intake Valve Angle: 20
Exhaust Valve Angle: 20
Intake Port Volume: 175cc
CNC Machined Intake Port: No
Intake Port Flow: 266 cfm @ .600" lift /28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions:
Suggested Intake Gaskets:
Exhaust Port Volume:
CNC Machined Exhaust Port: No
Exhaust Port Flow:
Exhaust Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Dimensions:
Suggested Exhaust Gaskets:
Suggested Spark Plug:
Valve Guides: Yes
Valve Guide Spacing:
Valve Stem Diameter:
Valve Seats:
Valve Job: 5-Angle
Intake Valve Diameter: 2.020"
Intake Valve Included: No
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: No
Suggested Valve Length:
Valve Spring Pockets:
Valve Springs Included: No
Valve Spring Application: NA
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: Perimeter bolt
Steam Holes Drilled: No
Heat Crossover: No
Suggested Head Bolts:
Suggested Head Studs:
Suggested Stud Girdle: Jomar 1126
Head Bolt Torque with Oil:
Rocker Stud Torque with Oil:
Intake Bolt Torque with Oil:
Manufacturer: ProMaxx Performance
Manufacturer's Part Number: 9176
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Pair |