Performance Specifications |
|
Compression Ratio | 9.6 : 1 |
Horsepower Rating | 364 hp. |
Torque Rating | 383 ft./lbs. |
Application Information |
|||
VIN 8th Digit |
Year |
Make |
Model |
K |
2007-10 |
Chevrolet |
Silverado 2500 HD, 3500 HD |
GMC |
Sierra 2500 HD, 3500 HD |
||
2007-09 |
Chevrolet |
Suburban 2500 |
|
GMC |
Yukon XL 2500 |
||
2008-09 |
Chevrolet |
Express 2500, 3500 |
|
GMC |
Savana 2500, 3500 |
Engine Block Specifications |
|
Casting Numbers |
12576181 |
Material |
Iron |
Displacement |
6.0L / 364 c.i.d. |
Bore Dia. |
4.000 in. |
Stroke |
3.622 in. |
Deck Height |
9.240 in. |
Bore Spacing |
4.400 in. |
Thrust Bearing Location |
#3 Main |
Main Cap Style |
6-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 Centerline |
4.914 in. |
Rotating Assembly Specifications |
|
Piston Material |
Hypereutectic Cast Aluminum Alloy |
Piston Style |
Dished with valve reliefs |
Piston Volume |
+6.7cc |
Wrist Pin Dia. |
0.9431 in. (Full Floating) |
Connecting Rod Material |
Powdered Metal |
Connecting Rod Style |
I-beam |
Connecting Rod Length |
6.098 in. |
Connecting Rod Housing Bore |
2.225 in. |
Connecting Rod Bolts |
M9 x 1 x 43 |
Connecting Rod Casting Number (last four digits) |
3847 (P/N 12607475) |
Crankshaft Material |
Cast Iron |
Crankshaft Casting Number (last three digits) |
216 |
Crankshaft Main Journal Dia. |
2.559 in. |
Crankshaft Rod Journal Dia. |
2.100 in. |
Reluctor Wheel |
58X |
Cylinder Head Specifications |
|
Casting Numbers |
5364, 823 |
Material |
Aluminum |
Combustion Chamber Volume |
68cc |
Intake Port Shape |
Rectangle |
Intake Runner Volume |
257cc |
Exhaust Port Shape |
D-Port |
Exhaust Runner Volume |
87cc |
Intake Valve Dia. |
2.165 in. |
Exhaust Valve Dia. |
1.590 in. |
Cylinder Head Bolt Style |
Torque to Yield (TTY) |
Cylinder Head Bolt Size |
(10) M11 x 2 x 100, (5) M8 x 1.25 x 45 |
Camshaft Specifications |
|
Duration @ .050 in. (int./exh.) |
196°/208° |
Valve Lift (int./exh.) |
0.467 in./.479 in. |
Lobe Separation |
116° |
Cam Gear Attachment |
1-Bolt |
Cam Gear Poles |
4X |
Active Fuel Management (AFM) |
No |
Variable Valve Timing (VVT) |
Yes |
Valvetrain Specifications |
|
Lifter Style |
Hydraulic Roller |
Lifter Link Style |
Plastic Lifter Tray |
Lifter Body Diameter |
0.842 in. |
Pushrod Length |
7.385 in. |
Rocker Arm Mounting Style |
Pedestal |
Rocker Arm Style |
Die-Cast, Roller Fulcrum |
Rocker Ratio |
1.7 |
Rocker Offset |
Intake Rocker |
Valve Spring Style |
Beehive |
Valve Spring Color |
Natural |
Valve Angle |
15 degrees |
Intake Valve Material |
Steel, Solid Stem |
Intake Valve Dia. |
2.165 in. |
Exhaust Valve Material |
Steel, Solid Stem |
Exhaust Valve Dia. |
1.590 in. |
Other Specifications | ||
2007-08 | 2009-10 | |
Intake Manifold | Truck-Style | |
Throttle Body | 87mm, 4-bolt | |
Throttle Control | Electronic (Drive-by-Wire) | |
Fuel Injector P/N | 12580681 | 12587269 |
Fuel Injector Flow | 30 lbs./hr. | 40 lbs./hr. |
Flex Fuel Capable | No | |
Fuel Injector Length (between O-rings) | 1.730 in. | |
Fuel Injector Connector | EV6-USCAR | |
PCM | E38 | |
Crankshaft Reluctor Ring | 58X | |
Camshaft Sensor | Front mount, 4X on cam | |
Oil Pan | Deep Rear Sump | |
Oil Pump | Standard Flow (0.96 c.i. per rev.) |