Serious horsepower for your Big Block Ford engine, heads sold individually. These heads are fully assembled to work with a solid lifter with a triple spring.
These are the TFS PowerPort 290cc intake runner BBF 429/460 aluminum heads with CNC ported 74cc chambers, chromoly retainers and a max lift of .850 for solid roller camshafts.
Trick Flow PowerPort 290 cylinder heads for Ford 429/460 engines deliver significant horsepower and torque gains over similar-style cylinder heads. The heads have Fast As Cast runners that duplicate the port shape and profile of CNC-ported heads for near-CNC-ported power and performance for about the same price as regular cast cylinder heads. Other features include an extremely efficient chamber design for more complete combustion and exhaust ports raised .270" from stock for increased airflow. Exhaust port is raised 0.270 in. over stock.
Part Number: TFS-5341T004-M74
Combustion Chamber Volume (cc): 74
Intake Runner Volume (cc): 290cc
Exhaust Runner Volume (cc): 130cc
Cylinder Head Style: Assembled
Cylinder Head Material: Cast aluminum
Camshaft Style: Solid roller
Intake Port Shape: Round
Intake Valve Diameter (in.): 2.200 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: No
CNC-Machined Exhaust Runner: No
Combustion Chamber Style: Heart
Intake Port Location: Standard
Exhaust Port Shape: D-port
Exhaust Port Location: Raised
Spark Plug Style: Angle
Intake Valves Included: Yes
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in.): 1.760 in.
Valve Springs Included: Yes
Maximum Valve Lift (in.): 0.850 in.
Outside Diameter of Outer Spring (in.): 1.640 in.
Damper Spring Included: Yes
Number of Springs Per Valve: Dual
Retainers Included: No
Retainer Material: Titanium
Locks Included: Yes
Lock Style: 10 degree
Valve Stem Seals Included: Yes
Rocker Arm Studs Included: Yes
Rocker Arm Nut Thread Size: 7/16 in.-20
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: Yes
Guideplate Pushrod Size: 3/8 in.
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 15/5
Exhaust Valve Angle: 15.25/4.5
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Quantity: Sold individually.
Notes: Exhaust port is raised 0.270 in. over stock.
