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Trick Flow® Super 23® 195 Cylinder Heads for Small Block Chevrolet - TFS-30410013-M72

Trick Flow® Super 23® 195 Cylinder Heads for Small Block Chevrolet

TFS-30410013-M72

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Product Line:Trick Flow® Super 23® 195 Cylinder Heads for Small Block Chevrolet
Part Type:Cylinder Heads
Cylinder Head Style: Assembled
CNC-Machined Ports: No
Port Finish Type: Fast As Cast®
Emissions Status: 50-state emissions legal
CARB E.O. #: D-369-16
Intake Port Volume: 195cc
Combustion Chamber Volume: 72cc CNC-profiled
Minimum Bore Diameter: 4.000 in.
Material: A356-T61 aluminum
Combustion Chamber Shape: Heart
Intake Valve Angle: 23 degree
Intake Port Location: Stock
Intake Port Shape: Rectangular
Intake Port Dimensions: 1.280 in. x 2.090 in.
Intake Valve Diameter: 2.020 in.
Intake Valve Seat: Tungsten alloy
Exhaust Valve Angle: 23 degree
Exhaust Port Volume: 72cc
Exhaust Port Location: Stock
Exhaust Port Shape: D-port
Exhaust Port Dimensions: 1.350 in. x 1.500 in.
Exhaust Valve Diameter: 1.600 in.
Exhaust Valve Seat: Tungsten alloy
Valve Guide Material: Bronze alloy
Valve Seals: Viton® fluoroelastomer
Valve Seat Angles: 45 degree x multi-angle
Valve Spring Pocket Diameter: 1.615 in.; 1.500 in. for two center valve springs
Valve Spring Cups: 1.470 in.
Valve Spring Retainers: Chromoly steel
Valve Stem Locks: 7 degree
Valve Springs Included: Yes
Valve Springs: 1.460 in. o.d. dual spring with damper
Valve Spring Seat Load: 125 lbs. @ 1.780 in. installed height
Valve Spring Open Load: 376 lbs. @ 1.180 in. open
Valve Spring Rate: 420 lbs. per inch rate
Valve Spring Maximum Valve Lift: .600 in.
Guideplates: 5/16 in.
Rocker Arm Studs: 3/8 in.-24
Valve Cover Style: Perimeter bolt
Spark Plug Style: Angle
Accessory Bolt Holes Drilled/Tapped: Yes
O-Ring Grooves: No
Heat Crossovers: Yes
Steam Holes: No
Quantity: Sold individually.
Notes: Must use Fel-Pro 1014 head gaskets with predrilled steam holes for 400 c.i.d.; must modify heads per instructions.

Cylinder Head, Super 23® 195, Fast As Cast®, Assembled, 72cc CNC Chambers, 1.460" Springs, Small Chevy, Each

Bolt-on aluminum cylinder heads for the price of cast iron!
Trick Flow® Super 23® 195 cylinder heads give you performance that closely matches CNC-ported cylinder heads—for about the same price as ordinary cast heads! Ideal for 302 to 406 c.i.d. engines, the Super 23 195 heads feature high-velocity, small cross-section intake runners to promote low-rpm torque and high-rpm horsepower. Fast As Cast® runners deliver near-CNC-ported flow and performance. Angled spark plugs, raised valve cover rails, and extra-thick decks and walls for porting round-out the features. Trick Flow Super 23 195 heads are a direct fit, high performance replacement for factory heads and accept most original accessories. are 50-state emissions-legal under CARB E.O. Number D-369-16 for 1995 and earlier GM vehicles with Chevy 262-350 engines. The heads are available fully assembled or as bare castings.