Chevrolet Performance 350 Vortec C.I.D. Crate Engine - 340 HP - Vortec Head Technology - Fuel Economy Performance

Modern Vortec Technology in Classic 350 Displacement

The 350 Vortec represents Chevrolet Performance's application of modern Vortec cylinder head technology to the time-tested 350 cubic inch small-block platform, delivering 340 horsepower with excellent fuel economy and emissions characteristics.

Key Specifications:

• Part Number: 19433030
• Engine Type: Small-Block V-8 with Vortec Heads
• Displacement: 350 cu in (5.7L)
• Bore x Stroke: 4.000" x 3.480"
• Power: 340 horsepower
• Torque: Approximately 380 lb-ft
• Compression Ratio: 9.0:1

Proven Construction:

• Cast iron block with 4-bolt main caps
• Nodular iron crankshaft
• Powdered metal connecting rods
• Cast aluminum pistons
• One-piece rear main seal design

Vortec Cylinder Head Technology:

• Cast iron Vortec cylinder heads with swirl-port design
• Valve sizes: 1.940" intake / 1.500" exhaust
• Improved combustion efficiency through swirl technology
• Self-aligning rocker arms with 1.5:1 ratio
• Enhanced airflow characteristics over standard heads

Performance Features:

• Hydraulic roller camshaft for excellent drivability
• Optimized for Vortec head airflow characteristics
• Broad torque curve for versatile performance
• Modern roller technology for reduced friction

Installation Package:

• Dual-plane intake manifold compatible with Vortec heads
• Water pump and harmonic balancer
• Automatic transmission flexplate
• Oil pan and necessary gaskets

Fuel Requirements:

• 9.0:1 compression allows operation on regular unleaded gasoline
• Suitable for all altitudes and engine loads
• Excellent fuel economy for a performance engine