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3 Results Found For "ls3 crate engine"

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Summit Racing™ Chevy LS 5.3L 450HP Long Block Crate Engines

Looking for big LS engine power at an affordable price? Summit Racing™ remanufactured 5.3L LS long block crate engines are rated at 450 HP and 420 lbs.-ft. torque! This engine will give you the performance and drivability you have been searching for at a price you can afford. It can be a performance upgrade for 99-07 Chevy trucks, or an engine swap into your project vehicle. You will save time and money by leaving the machine-work and assembly to us. Just bolt on your accessories and drop it in. These engines are machined and assembled for us by the guys at ATK, and backed with a 2-year unlimited mile warranty for peace of mind. Technical specifications: * Horsepower: 450+ * Torque: 420+ * Block: Seasoned OE LM7/5.3L iron * Bore/stroke: 3.800-3.820 in. x 3.622 in. * Year range: 1999-2007 * Displacement: 323 C.I.D. * Crankshaft: OEM GM 3.622 in. stroke internally balanced 24-tooth reluctor wheel * Connecting Rods: OE GM forged powder metal 6.093 in. * Pistons: Hypereutectic flat top * Piston rings: Moly * Compression ratio: 10:1 compression * Camshaft: Summit Racing Pro LS Roller * Camshaft specifications: Lift- 550/550, Duration @.050- 222/232 * Camshaft bearings: Installed and clocked to OEM position * Cylinder heads: #799 or #243 OE aluminum 64cc 2.00 in./1.55 in. valves * Freeze plugs: Brass installed and sealed * Rocker arms: OE powdered metal 1.7 ratio * Oil Galley plugs: Installed and sealed

4.41 out of 5 stars ( 39 )

$3,849.99

Chevrolet Performance 480 HP LS3 Engine Controller Kits

Chevrolet Performance 480 hp LS3 engine controller kits include all of the components required to run your Chevrolet Performance Parts crate engine. They include an engine harness, a mass airflow meter with a mounting boss, oxygen sensors (2) with weld-in bungs (2), an accelerator pedal assembly, and a detailed instruction sheet. The kits have been specially preprogrammed for retrofitting a late model 6.2L LS3 Chevrolet engine in your street rod, hot rod, or muscle car.

5.0 out of 5 stars ( 1 )

$2,167.43

Chevrolet Performance LS Controller Kits

Chevrolet Performance Parts LS controller kits have everything that you need to properly tune your Chevrolet Performance Parts crate engine. Kits include: * ECU * Engine wiring harness * Mass airflow meter * Mass airflow meter mounting boss * Accelerator pedal assembly * Two oxygen sensors with mounting bosses * Detailed instruction sheet

5.0 out of 5 stars ( 1 )

$2,167.43

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