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Part
F100009

BARE GM LS 243 HEAD - 4.8L, 5.3L & 6.0L

$299.99
manufacturer
FULCRUM
Generation III V8 cathedral intake port cylinder head. Casting 12564243. For truck, van, SUV and perfomance applications. Used on LS6, L33, L20, LH6, LY5, LMG, LC9,LS4, LH8, LS2, LFA, LZ1 engines.
More Information
Weight 26.0 lbs
Condition New
INTAKE PORT SHAPE CATHEDRAL
VALVE SIZE (Int/Ex) 2 in/1.55 in
MATERIAL Aluminum
COMBUSTION CHAMBER VOLUME 65cc
INTAKE PORT VOLUME 210cc
EXHAUST PORT VOLUME 75cc
CYLINDERS 4
VALVES 8
DRIVE TRAIN OHV, 16 valve, (2 valve/cyl)
EXHAUST PORT SHAPE D_PORT
Generation III cylinder head for V8 truck, van, SUV and perfomance applications often called an LS6 head. It has cathedral shaped intake ports and D shaped exhaust. The combustion chamber is slightly smaller and more efficient than the earlier heads used on LS1 engines. These heads helped the LS6 produce more torque than the LS1. The exhaust port is D shaped to improve flow.
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Head produces high power.
This head can be retrofitted to an LS1. Hide full description...
MAKEMODELYEARENGINE
BUICKLACROSSE SUPER2008-20095.3L V8 (325CI) LS4
BUICKRAINIER2005-20075.3L V8 (325CI) LH6
CADILLACCTS-V2004-20055.7L V8 (350CI) LS6
CADILLACCTS-V2006-20076.0L V8 (364CI) LS2
CADILLACESCALADE HYBRID2008-20096.0L V8 (364CI) LFA
CADILLACESCALADE HYBRID2010-20136.0L V8 (364CI) LZ1
CHEVROLETAVALANCHE2007-20115.3L V8 (325CI) LC9
CHEVROLETAVALANCHE2007-20135.3L V8 (325CI) LMG
CHEVROLETAVALANCHE2007-20095.3L V8 (325CI) LY5
CHEVROLETCOLORADO2009-20095.3L V8 (325CI) LH8
CHEVROLETCORVETTE2005-20076.0L V8 (364CI) LS2
CHEVROLETCORVETTE Z062001-20045.7L V8 (350CI) LS6
CHEVROLETEXPRESS2010-20144.8L V8 (293CI) L20
CHEVROLETIMPALA SS2006-20095.3L V8 (325CI) LS4
CHEVROLETMONTE CARLO SS2006-20075.3L V8 (325CI) LS4
CHEVROLETSILVERADO 15002010-20144.8L V8 (293CI) L20
CHEVROLETSILVERADO 15002005-20075.3L V8 (325CI) L33
CHEVROLETSILVERADO 15002007-20115.3L V8 (325CI) LC9
CHEVROLETSILVERADO 15002007-20095.3L V8 (325CI) LH6
CHEVROLETSILVERADO 15002007-20135.3L V8 (325CI) LMG
CHEVROLETSILVERADO 15002007-20095.3L V8 (325CI) LY5
CHEVROLETSILVERADO HYBRID2008-20096.0L V8 (364CI) LFA
CHEVROLETSILVERADO HYBRID2010-20136.0L V8 (364CI) LZ1
CHEVROLETSSR2005-20066.0L V8 (364CI) LS2
CHEVROLETSUBURBAN2007-20115.3L V8 (325CI) LC9
CHEVROLETSUBURBAN2007-20145.3L V8 (325CI) LMG
CHEVROLETSUBURBAN 15002007-20095.3L V8 (325CI) LY5
CHEVROLETTAHOE2009-20115.3L V8 (325CI) LC9
CHEVROLETTAHOE2007-20145.3L V8 (325CI) LMG
CHEVROLETTAHOE2007-20095.3L V8 (325CI) LY5
CHEVROLETTAHOE HYBRID2008-20096.0L V8 (364CI) LFA
CHEVROLETTAHOE HYBRID2010-20136.0L V8 (364CI) LZ1
CHEVROLETTRAILBLAZER2006-20085.3L V8 (325CI) LH6
CHEVROLETTRAILBLAZER EXT2005-20065.3L V8 (325CI) LH6
CHEVROLETTRAILBLAZER SS2006-20096.0L V8 (364CI) LS2
GMCCANYON2009-20095.3L V8 (325CI) LH8
GMCENVOY DENALI2005-20095.3L V8 (325CI) LH6
GMCENVOY XL2005-20065.3L V8 (325CI) LH6
GMCENVOY XUV2005-20065.3L V8 (325CI) LH6
GMCSAVANA2010-20144.8L V8 (293CI) L20
GMCSIERRA 15002010-20144.8L V8 (293CI) L20
GMCSIERRA 15002005-20075.3L V8 (325CI) L33
GMCSIERRA 15002007-20115.3L V8 (325CI) LC9
GMCSIERRA 15002007-20095.3L V8 (325CI) LH6
GMCSIERRA 15002007-20135.3L V8 (325CI) LMG
GMCSIERRA 15002007-20095.3L V8 (325CI) LY5
GMCSIERRA HYBRID2008-20096.0L V8 (364CI) LFA
GMCSIERRA HYBRID2010-20136.0L V8 (364CI) LZ1
GMCYUKON2009-20105.3L V8 (325CI) LC9
GMCYUKON2007-20145.3L V8 (325CI) LMG
GMCYUKON2007-20095.3L V8 (325CI) LY5
GMCYUKON HYBRID2008-20096.0L V8 (364CI) LFA
GMCYUKON HYBRID2010-20136.0L V8 (364CI) LZ1
GMCYUKON XL2007-20115.3L V8 (325CI) LC9
GMCYUKON XL2007-20095.3L V8 (325CI) LY5
HUMMERH32008-20095.3L V8 (325CI) LH8
ISUZUASCENDER2005-20065.3L V8 (325CI) LH6
PONTIACGRAND PRIX GXP2005-20085.3L V8 (325CI) LS4
PONTIACGTO2005-20066.0L V8 (364CI) LS2
SAAB9.7X AERO2008-20096.0L V8 (364CI) LS2
SAAB9-7X 5.3I, ARC2005-20095.3L V8 (325CI) LH6
  • New parts are warrantied for 6 months.
  • New parts warranty will be limited to replacement of defective parts.
  • Replacement parts will be shipped ASAP from our facility.
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