Chevrolet Performance 19434602 350 Vortec 350 HP Circle Track
Description
Chevrolet Performance 19434602 350 Vortec 350 HP Circle Track Performance
This 350 CID Circle Track crate engine produces 350 horsepower and 396 lb.-ft. of torque on premium 91 octane fuel. Built with a 4-bolt main cast iron block and Vortec cast iron heads, this Gen I Small Block maintains strict mechanical integrity for competitive racing. The high-rise dual-plane intake and anti-tampering factory seals ensure volumetric efficiency and compliance with sanctioned racing regulations.
The Gen I Small Block architecture fits 1967–1981 Chevrolet Camaros and standard Circle Track racing chassis requiring a 350 CID limit. It is compatible with 1968–1974 Chevrolet Nova sasis and fits 1978–1988 G-Body platforms like the Monte Carlo. These features ensure precise powertrain integration, providing a regulated performance solution with an 8-quart circle track oil pan designed for high-lateral G-force lubrication management.
Key Features of Chevrolet Performance 19434602
- 350 Horsepower output optimized for sanctioned circle track racing
- 4-Bolt Main Block ensures maximum bottom-end crankshaft stability
- 8-Quart Oil Pan maintains consistent lubrication during high-G cornering
- Vortec Cylinder Heads provide superior combustion and airflow characteristics
- Anti-Tampering Factory Seals guarantee technical compliance for racing series
- High-Rise Dual-Plane Intake Manifold enhances mid-range torque delivery
- Nodular Cast Iron Crankshaft offers durable performance for racing use
- 9.12:1 Compression Ratio is calibrated for premium pump gas
- HEI Distributor Included provides reliable high-voltage ignition timing
- Hydraulic Flat Tappet Camshaft ensures consistent valvetrain operation
Chevrolet Performance 19434602 Included With:
- Intake Manifold
- Oil Pan
- HEI Distributor
- Anti-Tampering Seals
Upgrade your project with professional-grade reliability and peace of mind. This assembly includes a 2-year or 24,000-mile limited warranty, ensuring long-term protection for your investment. Explore our full range of high-performance crate engines to find the perfect match. Experience superior powertrain integration precision with this Chevrolet Performance assembly, designed for premium performance and backed by industry-standard heritage.
Chevrolet Performance 19434602 Crate Engine Specs
| Horsepower | 350 hp @ 5,400 rpm |
| Torque | 396 lb.-ft. @ 3,800 rpm |
| Max Recommended RPM | 5,500 |
| Recommended Fuel | Premium Pump (91 Octane) |
| Engine Type | Chevy Small-Block V-8 (Gen I) |
| Displacement | 350 cu. in. (5.7 L) |
| Bore x Stroke | 4.000 in x 3.480 in |
| Compression Ratio | 9.12:1 Nominal |
| Block Material | Cast Iron (4-bolt main caps) |
| Crankshaft | Nodular Cast Iron |
| Connecting Rods | Powdered Metal Steel |
| Pistons | Hypereutectic Aluminum |
| Cylinder Heads | Vortec Cast Iron (64 cc chambers) |
| Intake/Exhaust Valve Size | 1.940 in / 1.500 in |
| Camshaft Type | Hydraulic Flat Tappet (Dual Pattern) |
| Intake/Exhaust Lift | 0.435 in / 0.460 in |
| Duration (@ 0.050 in) | 212° Intake / 222° Exhaust |
| Rocker Arm Ratio | 1.5:1 (Stamped Steel) |
| Intake Manifold | Aluminum High-Rise Dual-Plane (Carbureted) |
| Oil Pan | 8-Quart Circle Track Oil Pan |
| Ignition | HEI Distributor Included |
| Seals | Anti-Tampering Factory Seals |
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