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Product Discontinued
CHEVROLET PERFORMANCEPART NUMBER: 809-12564824
2002-2003 RPO LS6 Cylinder Head Assembly Sold Individually
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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- 2002-2003 RPO LS6 Cylinder Head Assembly
- Sold Individually
- Fits 1997-2007 LS Family engine
- 2.00" hollow stem intake
- 1.55" sodium filled exhaust valves
- .570" max valve lift
- 210cc "Cathedral port" intake ports
- Sold individually
This cylinder head is used on 2002 Corvettes with 405 HP RPO LS6. The LS6 cylinder head can be used on any Gen 3 design V8 Block. This LS6 head is emission legal on the 2002-2003 Corvette only.
It includes the following items: - Head - Bare
- Valve Springs
- Cap, Valve Spring, capable of 550' lift cam
- Valve, Intake, Light weight
- Valve, Exhaust, Light weight, sodium filled, hollow stem
- Key, Valve Stem
- Oil Seal, Intake
- Oil Seal, Exhaust
- 70cc D-shaped exhaust ports
- 65cc combustion chambers
- Bare head P/N 12564825 available separately
The Chevrolet Performance L76/L92 Aluminum Cylinder Head is designed to fit any LS family engine with a four inch or larger bore. The LS-Series family of engines has continued Chevrolet Performance's tradition of raising the power potential of the legendary small-block V-8. The great cylinder head airflow potential has been a key factor in the performance of these engines. This aluminum production style head is no exception with great out-of-box flow potential and is a true bolt-on replacement or performance upgrade!
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Features:
- Manufactured from 319-T5 aluminum alloy
- 2.165" solid stem intake valves
- 1.590" solid stem exhaust valves
- 15 degree valve angle
- .510" max valve lift
- As-cast 260cc L92 style intake ports
- D-shaped exhaust ports
- As-cast 70cc combustion chambers
- 14mm, 5/8" hex, 3/4" reach, taper-seat Angled spark plug
- Bolt-down-type rocker arms
- Center-bolt valve cover hold-downs
- Fits any LS family engine with 4.000" bore or larger
| Valve Lift | Intake Flow | Exhaust Flow |
| .200 | 151 | 111 |
| .300 | 208 | 152 |
| .400 | 256 | 174 |
| .500 | 294 | 183 |
| .600 | 316 | 189 |
Product LineChevrolet Performance L76/L92 Aluminum Cylinder Head
BrandCHEVROLET PERFORMANCE
Package Height5.9
Package Width8.6
Package Length21.0
Weight24.55 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
