Introducing the SP350/357 — Chevrolet Performance’s modern twist on a legendary powerhouse. Built for enthusiasts who crave dependable street performance without breaking the bank, this engine delivers 357 horsepower and 407 lb.-ft. of torque, making it the ultimate blend of strength and value.

Engineered for long-term reliability, the SP350/357 features a new 4-bolt main block, forged steel crankshaft, and Vortec iron cylinder heads, ensuring you get years of high-performance excitement. The hydraulic roller camshaft and updated dual-plane intake manifold boost power across the rpm range, giving you smooth, responsive acceleration every time you hit the gas.

Whether you’re restoring a classic cruiser or upgrading a street machine, the SP350/357 delivers the legendary small-block sound and performance you love — backed by a 24-month / 50,000-mile limited warranty.

Key Features:

• 350 cu in displacement delivering 357 HP / 407 lb.-ft. torque

• Hydraulic roller cam for smoother, more efficient power

• Durable cast-iron block with 4-bolt mains

• Vortec iron heads and forged steel crankshaft

• Ready for pre-1976 street or off-road use

Tech Specs (Highlights):

• Bore x Stroke: 4.000 x 3.480 in

• Compression Ratio: 9.0:1

• Max RPM: 5,600

• Fuel: Premium pump gas

• Part Numbers: 12677170 / 19367082

Installation Notes:
Comes ready with intake manifold, distributor, damper, and flexplate. Compatible with Holley 4-barrel carburetors (included but not installed).

Chevrolet Performance Crate Engines – the heart of American muscle, redefined for today’s drivers.