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Trick Flow Twisted Wedge 11R 190 CNC Ported Ford SB Aluminum Heads
These heads feature 11 degree intake and 13 degree exhaust valve angles and a restructured combustion chamber arrangement for more airflow and performance potential. The new high velocity, race-inspired runners have been optimized for today's popular bore and stroke combinations. Premium certified materials and components, are used to ensure uncompromising quality and durability, and balanced flow from port-to-port. Fully machined castings increase strength and project a great-looking billet-like appearance.
Assemblies feature 2.055"/1.600" stainless valves, dual valve springs (to .600" lift), chrome moly retainers, guide plates, 7/16" rocker studs.
CNC Competition Ported runners feature fully CNC-machined runners and chambers with a premium high resolution finish for ultimate performance.
Part Type: Cylinder Head
Application: Ford Small Block (289-351W)
Cylinder Head Material: Aluminum
Bare or Assembled: Assembled
Combustion Chamber Size: 56cc
CNC Machined Combustion Chambers: Yes
Intake Valve Angle: 11
Exhaust Valve Angle: 13
Intake Port Volume: 190cc
CNC Machined Intake Port: Yes
Intake Port Flow: 311 cfm @ .600" lift/ 28"
Intake Port Location: Standard
Intake Port Shape: Rectangular
Intake Port Dimensions: 2.100" x 1.280"
Suggested Intake Gaskets:
Exhaust Port Volume: 66cc
CNC Machined Exhaust Port: Yes
Exhaust Port Flow: 227 cfm @ .600" lift/ 28"
Exhaust Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Dimensions: 1.250" x 1.480"
Suggested Exhaust Gaskets:
Suggested Spark Plug:
Valve Guides: Yes
Valve Guide Spacing:
Valve Stem Diameter: 8mm
Valve Seats: Ductile Iron
Valve Job: 3-Angle
Intake Valve Diameter: 2.055"
Intake Valve Included: Yes
Exhaust Valve Diameter: 1.600"
Exhaust Valve Included: Yes
Suggested Valve Length:
Valve Spring Pockets: 1.640"
Valve Springs Included: Yes, 1.295 Dual
Valve Spring Application: Hydraulic Flat Tappet .600" max lift
Valve Springs Retainers Included: Yes
Valve Locks Included: Yes (7 degree)
Valve Seals Included: Yes
Rocker Studs Included: Yes (7/16")
Guide Plates Included: Yes
Valve Cover Mounting Style: Perimeter bolt
Steam Holes Drilled: No
Heat Crossover: Yes
Suggested Head Bolts:
Suggested Head Studs:
Suggested Stud Girdle: Jomar 1123, Howards Cams 90200
Head Bolt Torque with Oil: 7/16" bolts, 65-70 ft./lbs., 1/2" bolts, 100-110 ft/lbs.
Rocker Stud Torque with Oil: 55 ft./lbs.
Intake Bolt Torque with Oil:
Manufacturer: Trickflow Specialties
Manufacturer's Part Number: TFS52615601-C02
Weight:
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each
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