TEA/Trickflow 275cc SBC 18deg Cylinder Heads

September 25, 2020 by  
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SKU: 31241511f898 Category:

Description

PN: TEA-18SBC275-custom
Gen1 SBC Bracket/Drag/Circle Track Racing Head
Our base offerring in an 18 Degree style head. Has shown excellent results on large cube small blocks and works well with Nitrous oxide. Features 275cc intake runner, with 2.150″ intake valve, and exhaust features 90cc runner with 1.600″ exhaust valve. Exhaust valve choices are stainless, titanium, or inconel. Combustion chamber is 60cc and can be milled to low 50’s. Assembled with dual Pacaloy springs with damper, 10deg titanium retainers and locks rated for .775″ lift.

STANDARD FEATURES
Cylinder Head Material — Aluminum
Combustion Chamber Volume (cc) — 60
Intake Runner Volume (cc) — 275cc
Exhaust Runner Volume (cc) — 90cc
Combustion Chamber Style — Heart
Intake Port Location — Raised
Exhaust Port Shape — ‘Square’
Exhaust Port Location — Standard
Intake Valves Included — Yes
Intake Valve Diameter (in) — 2.150 in.
Exhaust Valves Included — Yes
Exhaust Valve Diameter (in) — 1.600 in.
Valve Springs Included — Yes
Retainers Included — Yes
Retainer Material — Titanium
Locks Included — Yes
Lock Style — 11/32 10 degree
Valve Stem Seals Included — Yes
Valve Stem Seal Style — Viton® fluoroelastomer
Intake Valve Angle — 18
Intake Seat Material — Ductile Iron
Exhaust Valve Angle — 18
Exhaust Seat Material — BeCu
Valve Guides Included — Yes
Valve Guide Material — Manganese bronze
Valve Seat Machine Style — 3-angle
Oiling Style — Through pushrod
Heat Crossover — No

**Flow Table Template**

FLOW DATA 4.155″ BORE
Lift Intake Exhaust
0.100 64.4 58.4
0.200 135.1 122.6
0.300 213.7 187.3
0.400 281.2 225.7
0.500 328.6 255.4
0.600 370.9 273.2
0.700 390.4 281.9
0.800 391.1 287.3
0.900 390.4 288.8
* Tests conducted at 28″ of water, 4.155″ bore,

Total Engine Airflow is constantly adding new products. If you do not see what your looking for, or have any questions, give us a call at 330-634-2155 or send us an email at sales@totalengineairflow.com

Additional information

Weight 65 lbs

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