Trickflow Twisted Wedge Race SBF 206cc Aluminum Bare Cylinder Head Castings 61cc

Combustion Chamber Volume (cc): 61
Intake Runner Volume (cc): 206cc
Exhaust Runner Volume (cc): 92cc
Cylinder Head Style: Bare
Cylinder Head Material: Cast aluminum
Intake Port Shape: Rectangular
Intake Valve Diameter (in.): 2.080 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: No
CNC-Machined Exhaust Runner: No
Combustion Chamber Style: Twisted Wedge®
Intake Port Location: Standard
Exhaust Port Shape: Round
Exhaust Port Location: Raised
Intake Valves Included: No
Exhaust Valves Included: No
Exhaust Valve Diameter (in.): 1.600 in.
Valve Springs Included: No
Damper Spring Included: No
Retainers Included: No
Locks Included: No
Valve Stem Seals Included: No
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 15
Exhaust Valve Angle: 17
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron intake/Hard bronze exhaust
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: Yes
Heat Crossover: No
Remanufactured: No
Quantity: Sold individually.
Notes: Designed for mechanical roller camshafts. Exhaust port is raised 0.500 in. over stock. Requires a custom-built header.