Trickflow Super 23® Cnc Ported Cylinder Heads, Sb Chevy, 230cc Intake, 70cc Chambers, Chromoly Retainers

Trick Flow’s Super 23 230 cylinder heads represent the best value in small block Chevy racing technology. That’s because they are the closest thing you can get to 18° cylinder head performance in a 23° design. The Super 23 230 heads work best on 400 cubic inch and larger engines. The heads come standard with Trick Flow’s advanced CNC Competition Ported runner design that features fully CNC-profiled combustion chambers and runners with a premium high resolution surface finish for maximum flow and performance. Additional highlights include angled spark plugs, extra-thick decks and walls for porting, and raised valve cover rails. Trick Flow Super 23 215 heads are available fully assembled or as bare castings. Sold individually. Note: 4.155 in. bore head gasket required.
Part Number: TFS-32410001-C03Combustion Chamber Volume (cc): 70Intake Runner Volume (cc): 230ccExhaust Runner Volume (cc): 78ccCylinder Head Style: AssembledCylinder Head Material: Cast aluminumCamshaft Style: Solid rollerIntake Port Shape: RectangularIntake Valve Diameter (in.): 2.080 in.CNC-Machined Combustion Chamber: YesCNC-Machined Intake Runner: YesCNC-Machined Exhaust Runner: YesCombustion Chamber Style: HeartIntake Port Location: StandardExhaust Port Shape: D-portExhaust Port Location: StandardSpark Plug Style: AngleExhaust Valve Diameter (in.): 1.600 in.Maximum Valve Lift (in.): 0.680 in.Outside Diameter of Outer Spring (in.): 1.550 in.Number of Springs Per Valve: DualRetainer Material: Chromoly steelLock Style: 10 degreeRocker Arm Studs Included: YesRocker Arm Nut Thread Size: 7/16 in.-20Guideplates Included: YesGuideplate Pushrod Size: 5/16 in.Valve Cover Mounting Style: Perimeter boltAccessory Bolt Holes Drilled: YesIntake Valve Angle: 23Exhaust Valve Angle: 23Valve Guides Included: YesValve Guide Material: BronzeValve Seats Machined: YesValve Seat Machine Style: 3-angleValve Seat Material: Ductile ironCylinder Head Color:NaturalSteam Holes Drilled: NoOiling Style: Through pushrodNotes: Must use head gaskets with 4.155 in. bore diameter.

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