Performance Specifications
Compression Ratio9.7 : 1Horsepower Rating367 hp.Torque Rating375 ft./lbs.
Application Information
VIN 8th Digit
Year
Make
Model
Y
2007-09
Suburban 1500
Yukon XL
Avalanche
Silverado
Sierra
Engine Block Specifications
Casting Number12568952
MaterialAluminum
Displacement6.0L / 364 c.i.d.
Bore Dia.4.000 in.
Stroke3.622 in.
Deck Height9.240 in.
Bore Spacing4.400 in.
Thrust Bearing Location#3 Main
Main Cap Style6-Bolt
Main Housing Bore Dia.2.751 in.
Cam Housing Bore Dia.Bore 1/5 = 2.346 in. Bore 2/4 = 2.326 in. Bore 3 = 2.307 in.
Cam-to-Crank Centerline4.914 in.
Rotating Assembly Specifications
Piston MaterialHypereutectic Cast Aluminum Alloy
Piston StyleDished, with valve reliefs
Piston Volume+6.7cc
Wrist Pin Dia.0.9431 in. (Full Floating)
Connecting Rod MaterialPowdered Metal
Connecting Rod StyleI-beam
Connecting Rod Length6.098 in.
Connecting Rod Housing Bore2.225 in.
Connecting Rod BoltsM9 x 1 x 43
Connecting Rod P/N12649190
Crankshaft MaterialCast Iron
Crankshaft P/N12588613
Crankshaft Main Journal Dia.2.559 in.
Crankshaft Rod Journal Dia.2.100 in.
Reluctor Wheel58X
Cylinder Head Specifications
Casting Numbers5364, 823
MaterialAluminum
Combustion Chamber Volume68cc
Intake Port ShapeRectangle
Intake Runner Volume257cc
Exhaust Port ShapeD-Port
Exhaust Runner Volume87cc
Intake Valve Dia.2.165 in.
Exhaust Valve Dia.1.590 in.
Cylinder Head Bolt StyleTorque to Yield (TTY)
Cylinder Head Bolt Size(10) M11 x 2 x 100, (5) M8 x 1.25 x 45
Camshaft Specifications
Camshaft P/N12625439
Duration @ .050 in. (int./exh.)196°/208°
Valve Lift (int./exh.)0.466 in./0.478 in.
Lobe Separation116°
Cam Gear Attachment1-Bolt
Cam Gear Poles4X
Active Fuel Management (AFM)Yes
Variable Valve Timing (VVT)Yes
Valvetrain Specifications
Lifter StyleHydraulic Roller
Lifter Link StylePlastic Lifter Tray
Lifter Body Diameter0.842 in.
Pushrod Length7.385 in.
Rocker Arm Mounting StylePedestal
Rocker Arm StyleDie-Cast, Roller Fulcrum
Rocker Ratio1.7
Rocker OffsetOffset Intake
Valve Spring StyleBeehive
Valve Spring ColorNatural
Valve Angle15 degrees
Intake Valve MaterialSteel, Solid Stem
Intake Valve Dia.2.165 in.
Exhaust Valve MaterialSteel, Solid Stem
Exhaust Valve Dia.1.590 in.
Other Specifications
Intake ManifoldTruck-Style
Throttle Body87mm, 4-bolt
Throttle ControlElectronic (Drive-by-Wire)
Fuel Injector P/N12580681
Fuel Injector Flow30 lb./hr. @ 58 psi
Flex Fuel CapableNo
Fuel Injector Length (between O-rings)1.870 in.
Fuel Injector ConnectorEV6-USCAR
ComputerE38
Crankshaft Reluctor Ring58X
Camshaft SensorFront timing cover, 4X
Oil PanVaries by Model
Oil PumpHigh Volume (1.25 c.i./rev. @ 33 psi)
Family-owned and operated, Michigan Motorz is your "One-Stop Online Shop" for Marine engines and parts, with our fully-stocked 33,000 sq ft showroom and knowledgeable sales associates ready to help. Questions about this item?For a shipping quote, please contact us with your shipping address and contact information. We use different freight carriers to secure the lowest price AND safest delivery. Some of the freight carriers we use are R&L Freight, Con-Way Freight, Estes Express, Pilot Air, USF Holland, Forward Air, Old DoMinion, Overnight Express, Watkins, and Dayton Freight. Engines can be picked up at local shipping terminals or dropped off at your location. **Engines are packed in specially designed crates made for that engine**
All oil & lubricating fluids are drained before they are sent out (this is required by our freight carriers). All engines & parts are packed by our shipping department. Engines are then inspected by our shipping manager before they are loaded onto a freight carrier.
**Certain restrictions apply
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