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19330896 - LSX-CT Bare Cylinder Head

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Pricing: $1,698.26


LSX-CT and LSX-DR Heads

The LSX-CT (Circle Track) and LSX-DR (Drag Racing) cylinder heads feature raised-runnerdesigns for improved airflow that supports sustained high-rpm performance. Intake port configuration is similar to the competition-derived C5R head, but the ports are raised an amazing 10 mm and the intake manifold bolt pattern is spread to accommodate additional port configurations. Additional features include:

  • 11 valve angle (same as C5R head)
  • Accomodates up to 1.660" diameter valve springs
  • Raised rocker rails
  • Requires shaft-mount rockers (P/N 19201808)
  • May require special valve covers to clear shaft-mount rockers
  • Provisions for down-nozzle machining
  • 9 intake manifold angle - requires new LSX DR or LSX CT intake manifolds
  • unique LSX-CT/DR exhaust bolt pattern

LSX-CT Cylinder head

  • 356-T6 aluminum racing head
  • 5/8" thick deck
  • LSX-CT retangle-intake port design - requires LSX-CT or LSX-DR intake manifold
  • LSX-CT/DR spread-port exhaust port pattern
  • Cast-in down-nozzle bosses (not machined)
  • Designed for 2.200" intake and 1.610" exhaust valves
  • Fully CNC-ported
  • Machined for 1.625" valve springs
  • 11 valve angle
  • Minimum 4.125" bore
  • 302cc CNC'd intake ports
  • 109cc CNC'd exhaust ports
  • 45cc CNC'd combustion chambers
  • Capable of over 850 naturally aspirated horsepoer!

Application List


Shipping Information

  • Item Requires Shipping
  • 55.0 lbs.
  • W8.5000” x H6.4000” x L21.2000”

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