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- LT4 Aluminum Head Assembly
- Aluminum performance head
- Can only be used on 1992-newer LT1 and LT4 engines
- Completely assembled with 2.00"/1.55" valves
- 195cc intake port
- 54.4cc combustion chamber
- No heat riser
- Sold individually
- Angled spark plugs (5/8" hex, 3/4" reach, tapered plugs)
- 1.48" Valve spring seat diameter
- Screw-in studs (3/8" top, 7/16" bottom)
- Use head gaskets with stainless steel fire rings
- Raised, machine rocker rails
- Exhaust ports are raised .100", requires Fel-Pro gasket #1470
- Use rail type rockers P/N 10089648, or kit P/N 12370838
BrandCHEVROLET PERFORMANCE
Package Height6.2
Package Width10.5
Package Length20.9
Weight24.06 PG
Part CategoryPerformance Parts
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
