Product Summary

Assembled Cylinder Head Style, Aluminum, Natural

  • Out-of-the-box, bolt-on performance
  • Engineered to be modified from stock to high performance with ease
  • These are only for use with LS7 style intake
  • Accepts stock LS3 valve train parts
  • 15° valve angle with LS3 1.7 rocker ratio
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Key Specs

MFG. Part #EQ-CH364XA
Cylinder Head StyleAssembled
Material TypeAluminum
FinishNatural
Combustion Chamber Volume69cc
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Need To Know

Quick and Easy Returns

Return Policy

Enginequest EQ-CH364XA Details

  • Out-of-the-box, bolt-on performance
  • Engineered to be modified from stock to high performance with ease
  • Works with applications of 4” bore &?larger
  • Upgraded 6-bolt block capability
  • 15° valve angle with LS3 1.7 rocker ratio
  • Accepts stock LS3 valve train parts
  • Integrated rocker support towers, MUST?use LS7 rocker bolts
  • Combustion Chamber 69 +/- 2 CC
  • Intake Runner 246 +/- 5 CC / Exhaust Port 69 +/- 5 CC
  • Intake Valve Size 2.165” / Exhaust Valve Size 1.60”
  • New OEM GM Performance LS Engine, Beehive Style Spring
  • 1.800? Installed Height @ 90 Lbs Pressure, 1.250? Height @ 295 Lbs Pressure
  • Max Lift .550?

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Enginequest EQ-CH364XA Specifications

KEY SPECS
MFG. Part #EQ-CH364XA
BrandEnginequest
Cylinder Head StyleAssembled
Material TypeAluminum
FinishNatural
Combustion Chamber Volume69cc
GENERAL
Intake Valves IncludedYes
Exhaust Valves IncludedYes
Valve Spring IncludedYes
Valve Stem Seals IncludedYes
Valve Guides IncludedYes
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Ratings & Reviews

5

1 Review

5

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5

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4

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I've been thinking of getting this cylinder head for awhile,

5.0

9 months ago

Countryvette

Minnesota

Verified

This head combines ls7 port design with an ls3 rocker arm geometry, uses ls7 manifold, stocks are easy to come by and the MSD is a superior component.

Would Recommend

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Questions & Answers

Fitment

  • GM LS3

  • GM LS3

  • GM LS3

  • GM LS3

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