Trick Flow SBC CNC 18-Deg Cylinder Head 250cc Assembled
TRFTFS-3181T001-C01 (Not in stock)Trick Flow
Regular price
$1,405.95
Sale
SB Chevy Ultra 18° 250 Race Cylinder Head
Engineered for high-RPM racing engines, ultra 18° 250 race cylinder heads provide more horsepower out-of-the box than fully prepped OEM-style 23° heads. Aluminum head includes CNC-profiled combustion chambers and competition ported runners for maximum flow. Head accepts most 18° intake manifolds, headers, and related components. Requires offset shaft-mounted rocker arms and mechanical roller camshaft with offset intake lifters. Sold as each.
- Cylinder Head - Ultra 18 - Assembled - 2.150 / 1.600 in Valves - 250 cc Intake - 56 cc Chamber - 1.560 in Springs - Angle Plug
- Aluminum
- Small Block Chevy
- Sold as Each
- Part Number: TFS-3181T001-C01
Specifications
| Brand | Trick Flow |
| Part Number | TFS-3181T001-C01 |
|
Product Line
|
Ultra 18
|
|
Assembled/Bare
|
Assembled
|
|
Chamber Volume
|
56 cc
|
|
Plug Angle
|
Angle
|
|
Intake Runner Volume
|
250 cc
|
|
Exhaust Runner Volume
|
100 cc
|
|
Intake Port Shape
|
Rectangle
|
|
Intake Port Location
|
Stock
|
|
Intake Port Height
|
2.200 in
|
|
Intake Port Width
|
1.350 in
|
|
Exhaust Port Shape
|
Oval
|
|
Exhaust Port Location
|
Stock
|
|
Exhaust Port Height
|
1.460 in
|
|
Exhaust Port Width
|
1.760 in
|
|
Intake Valve Size
|
2.150 in
|
|
Intake Valve Included
|
Yes
|
|
Intake Valve Material
|
Stainless
|
|
Intake Valve Length
|
5.550 in
|
|
Exhaust Valve Size
|
1.600 in
|
|
Exhaust Valve Included
|
Yes
|
|
Exhaust Valve Material
|
Stainless
|
|
Exhaust Valve Length
|
5.560 in
|
|
Valve Spring Included
|
Yes
|
|
Intended Camshaft Style
|
Solid Roller
|
|
Maximum Lift
|
0.700 in
|
|
Valve Spring Diameter
|
1.560 in
|
|
Valve Spring Number
|
Dual
|
|
Valve Spring Damper
|
Yes
|
|
Valve Spring Retainers Included
|
Yes
|
|
Valve Spring Retainer Material
|
Titanium
|
|
Valve Locks Included
|
Yes
|
|
Valve Lock Material
|
Steel
|
|
Valve Lock Angle
|
10 Degree
|
|
Valve Seal Included
|
Yes
|
|
Valve Seal Style
|
Positive Stop
|
|
Valve Seal Material
|
Viton
|
|
Rocker Studs Included
|
No
|
|
Pushrod Guide Plate Included
|
No
|
|
Valve Guide Included
|
Yes
|
|
Valve Guide Material
|
Bronze
|
|
Center Mount Valve Cover
|
Yes
|
|
Valve Seat Included
|
Yes
|
|
Intake Valve Seat Material
|
Ductile Iron
|
|
Exhaust Valve Seat Material
|
Ductile Iron
|
|
Valve Seat Finish
|
Machined
|
|
Combustion Chamber Finish
|
As Cast
|
|
Intake Runner Finish
|
As Cast
|
|
Exhaust Runner Finish
|
As Cast
|
|
Intake Valve Angle
|
18 Degree
|
|
Exhaust Valve Angle
|
18 Degree
|
|
Accessory Bolt Holes
|
Drilled and Tapped
|
|
Material
|
Aluminum
|
|
Color
|
Natural
|
|
Finish
|
Natural
|
|
Quantity
|
Each
|