SP350/357 Base Crate Engine
(Balancer, balancer bolt, timing tab and flexplate are not included.)
A New Standard for Affordable Small-Block Performance!
If affordable performance is on your shopping list, the Chevrolet Performance SP350/357 delivers! The SP350/357 leverages the strength of a strong rotating assembly secured in a brand-new block with four-bolt mains, Vortec iron cylinder heads and the roller camshaft optimize drivability and airflow capability. It all adds up to a 24-horsepower gain over our 350 HO crate engine.
The base crate engine package includes an assembled long block, including the oil pan. You finish it off your way, with the ignition system, induction system and additional accessories. Deluxe and Turn-Key also available.
Prototype engine shown, actual engine may differ slightly in appearance from the engine pictured above.
SP350/357 Base Specs:
Part Number: 19367080
Engine Type: Chevy Small-Block V-8
Displacement (cu in): 350
Bore x Stroke (in): 4.000 x 3.480
Block (P/N 10105123): Cast iron with 4-bolt main caps
Crankshaft (P/N 10243070): Nodular Iron
Connecting Rods (P/N 10108688): Powdered metal
Pistons (P/N 88894280): Cast aluminum
Camshaft Type (P/N 12677151): Hydraulic roller
Camshaft Lift (in): 0.473" intake / 0.473" exhaust
Camshaft Duration (@.050 in): 215° intake / 223° exhaust
Cylinder Heads (P/N 12558060): Cast iron; as cast with 64cc chambers
Valve Size (in): 1.940 intake / 1.500 exhaust
Compression Ratio: 9.0:1 nominal
Rocker Arms (P/N 12367346): Stamped steel
Rocker Arm Ratio: 1.5:1
Recommended Fuel: Premium pump
Ignition Timing: 32º Total @ 4,000 rpm
Maximum Recommended rpm: 5,600
Flexplate (P/N 14088765): 12.750"
Intake Manifold (P/N 12676887): Dual Plane
For more complete versions of this crate engine, see the GM Performance SP350/357 Deluxe P/N 19367082 and the SP350/357 Turn Key P/N 19367084.
- Use the Holley 670-cfm 4-barrel carburetor P/N 19170092 to achieve the listed horsepower and torque
- Requires intake manifold, carburetor, distributor, spark plug wires and water pump to complete assembly
- Requires feed line from fuel pump to carburetor
- Designed for pre-1976 street vehicles or any off-road vehicle
- Not intended for marine applications
Note: Distributor with melonized steel gear MUST be used with long-blocks and Partial engines with steel camshafts, or engine damage will occur.
Prototype engine shown, actual engine may differ slightly in appearance from the engine pictured above. Balancer, balancer bolt, timing tab and flexplate are not included.
Chevrolet Performance Crate Engines include a 24-month or 50,000-mile (80,000 kilometer) limited warranty.
You save $53.58
You save $160.22