Trick Flow 225cc GM LS Cylinder Heads

PN: TEA-LS225TF-CUSTOM
GM LS2 Engines
The 225 LS-2 heads feature all of the same design advantages of the LS-1 with the addition of a 4.00" bore combustion chamber, 2.055" intake valve, 225cc intake runner,and a 65cc combustion chamber volume. We also offer a 70cc chamber option for forced induction applications.

Note:Flow numbers are based off of an average of 5 heads tested. All flow numbers are tested on a 4.030" fixture @28"h20, using an intake radius plate, and a 4"x 1-7/8"pipe on exhaust.

FLOW DATA 4.030" BORE
Lift Intake Exhaust
0.100 70.8 61.3
0.200 144.3 120.4
0.300 222.2 187
0.400 279.3 232.6
0.500 315.8 260.1
0.550 328.6 267.7
0.600 335.6 274
* Tests conducted at 28" of water, 4.030" bore, 1.875" exh. pipe

STANDARD FEATURES

  • Material: A356-T6 Aluminum
  • Combustion Chamber Volume: 65cc CNC-profiled Standard
  • Intake Port Volume: 225cc CNC Ported
  • Intake Port Location: OEM
  • Intake Valve Diameter: 2.055
  • Intake Valve Seat: Interlocking Ductile iron
  • Exhaust Port Volume: 80cc CNC Ported
  • Exhaust Port Location: OEM
  • Exhaust Port Dimensions: 1.460" x 1.6700"
  • Exhaust Gaskets: Stock Gm
  • Exhaust Valve Diameter: 1.575"
  • Exhaust Valve Seat: Ductile iron
  • Valve Guide Material: Bronze alloy
  • Valve Seals: Viton® fluoroelastomer
  • Minimum Bore Diameter: 4.000" recommended
  • Cylinder Head Bolts: OE Length
  • Spark Plugs: NGK-TR6 or Equivalent
  • Valve Covers: OE bolt pattern, raised 0.200"
  • CUSTOM OPTIONS AVAILABLE
    Give us a call at 330-634-2155
    Send us an email at
    sales@totalengineairflow.com

    For non-standard chamber sizes call for pricing

    $2,670.00Price:
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