Availability
Founded in the late 1960s, Chevrolet Performance—formerly GM Performance—was originally created to supply the Trans Am racing teams with high performance...
Founded in the late 1960s, Chevrolet Performance—formerly GM Performance—was originally created to supply the Trans Am racing teams with high performance parts. But when these products were released to the public, it transformed GM Performance into an industry leader. Now the company’s parts are spread throughout the market and can be seen on everything from Chevy street machines to NASCAR stock cars. Today, Chevrolet Performance manufactures race-proven crate engines, air/fuel components, transmission equipment, valvetrain components, and many more Chevy and GM performance parts that are guaranteed...
Founded in the late 1960s, Chevrolet Performance—formerly GM Performance—was originally created to supply the Trans Am racing teams with high performance parts. But when these products were released to the public, it transformed GM Performance into an industry leader. Now the company’s parts are spread throughout the market and can be seen on everything from Chevy street machines to NASCAR stock cars. Today, Chevrolet Performance manufactures race-proven crate engines, air/fuel components, transmission equipment, valvetrain components, and many more Chevy and GM performance parts that are guaranteed to boost your power!
Showing In Stock Items. Show All 4 Items.
Chevrolet Performance LSX Bowtie engine blocks are designed for the advanced competition engine builder. They feature Siamese cylinder bores and a semi-finished deck height. The blocks can accept a maximum stroke of 4.250 in., a maximum bore of 4.250 in., and can support displacements of 454 cu. in. or more. LSX Bowties feature cast iron construction with an orange powdercoat finish. They accept all Gen III and IV LS-style cylinder heads, crankshafts, camshafts, and other components. Order the model with deck height and other options needed for your application. Additional features and specs include: * Front oil feed lines that can be plugged or restricted for mechanical flat tappet or mechanical lifter applications * Can be safely machined to 9.200 in. deck height * 1054 billet steel 6-bolt main bearing caps * 6-bolt cylinder head bolt pattern * Cam bores that can be machined to accept 60mm roller bearings * Can be machined for larger diameter lifters * External oil pump feed at the rear * Added 7th transmission bolt hole to work with early-style GM transmissions * Can accept a front motor plate for racing use * Threaded freeze plugs that can be used for external heaters or coolers * Windowed main bulkhead
( 1 )
$5,038.95
—
$5,565.20
You won't go broke finishing off your project car with this 350 Vortec c.i.d. HO turn-key crate engine from Chevrolet Performance! It's packed with all the features you need to get a reliable 330 hp and 380 lbs.-ft. of torque from a dependable, time-tested combination of GM Performance Parts. Of course, all the components used in this engine are brand new, not remanufactured parts like the competition is trying to sell you. Designed by GMPP's in-house engineers to give you maximum return for your hot rod dollar, the 350 HO Turn-Key is a great choice for your small-block crate engine needs. The 350 HO is based on a tough, Chevy 4-bolt block that holds a strong nodular iron crankshaft, good rods, and aluminum pistons. The high-lift camshaft gives the engine its own unique, aggressive idle. The cam is based on the same one found in 1965-67 Corvette 327 engines, but with more lift and duration. More product features, items, and specifications include: * Power - 330 hp at 5,000 rpm, 380 lbs.-ft. of torque at 3,800 rpm * Displacement - 350 c.i.d., 5.7L * Bore x stroke - 4.000 in. x 3.480 in. * Compression ratio - 9.0:1 * Recommended fuel - 92 octane * Block - cast Iron, one-piece rear seal, 4-bolt main caps * Crankshaft - nodular iron * Connecting rods - powdered metal steel * Pistons - cast aluminum * Camshaft - hydraulic flat tappet * Cam lift - 0.435 in. intake / 0.460 in. exhaust * Cam duration at .050 in. - 212 degrees intake / 222 degrees exhaust * LSA (Lobe Separation Angle) - 112.5 degrees * Cylinder heads - Vortec cast iron, 3/8 in. pressed-in rocker studs * Combustion chamber - 64cc * Valves - 1.940 in. intake/ 1.500 in. exhaust * Rocker arms - stamped steel, 1.5:1 ratio * Valve springs - 10212811 * Balance: external * Maximum GM recommended RPM - 5,500 * Ignition timing - base 10 degrees BTDC, 32 degrees total * Fully GM assembled long block * Chrome steel valve covers with Chevy Bowtie logo * Oil pump, pick-up and oil pan * Front timing cover * Passenger side RH oil dipstick and tube
( 1 )
$6,355.11
Chevrolet Performance offers a complete line of heavy-duty pushrods for most GM engines. They're designed to deliver in high performance street and competition applications. Made of high-quality materials, these pushrods are available in a variety of sizes and style options to suit your needs.
( 3 )
$26.99
Modal Header
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
