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GM Performance 12582713 - GM Performance 6.2L L92 Cylinder Heads

  • Cylinder Head, Complete, GM, 6.2L, L92 HO, Each
 
BrandGM Performance
Manufacturer's Part Number12582713
Part TypeCylinder Heads
Product LineGM Performance 6.2L L92 Cylinder Heads
Summit Racing Part NumberNAL-12582713
 
Cylinder Head StyleAssembled
Cylinder Head MaterialAluminum
Cylinder Head FinishNatural
CNC-Machined Combustion ChamberNo
CNC-Machined Intake RunnerNo
CNC-Machined Exhaust RunnerNo
Intake Port ShapeRectangular
Intake Port LocationStandard
Exhaust Port ShapeD-port
Exhaust Port LocationStandard
Intake Valves IncludedYes
Intake Valve Diameter (in)2.160 in.
Exhaust Valves IncludedYes
Exhaust Valve Diameter (in)1.590 in.
Valve Springs IncludedYes
Damper Spring IncludedNo
Number of Springs Per ValveSingle
Retainers IncludedYes
Retainer MaterialSteel
Locks IncludedYes
Lock Style7 degree
Valve Stem Seals IncludedYes
Valve Stem Seal StyleViton®
Rocker Arm Studs IncludedNo
Rocker Arms IncludedNo
Rocker Arm Nuts IncludedNo
Guideplates IncludedNo
Valve Cover Mounting StyleCenterbolt
Accessory Bolt Holes DrilledYes
Valve Guides IncludedYes
Valve Guide MaterialPowdered metal
Valve Seats MachinedYes
Valve Seat Machine Style3-angle
Valve Seat MaterialDuctile iron
Steam Holes DrilledNo
Oiling StyleThrough pushrod
Machined for O-RingNo
Heat CrossoverNo
QuantitySold individually.
CalculatorCompression Calculator
 

These GM Performance 6.2L L92 cylinder heads are the same cylinder heads used on the production 2007 Cadillac 6.2L engines. They are manufactured from high-quality aluminum and come pre-assembled for an easy bolt-on installation. The GM Performance 6.2L L92 cylinder heads come assembled with stainless steel 2.16 in. intake and 1.59 in. exhaust valves, valve springs, valve spring retainers, valve locks, and valve seals.

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