Chevy Performance 19432101 Small Block 350/385 Base Crate Engine

The 385 hp rating of the engine is complemented by excellent low-rpm torque, with the SP350/385 generating 405 lb.-ft. of torque at 3,600 rpm. It’s all due to the high-flow, lightweight aluminum cylinder heads. SP350-385 Tech Specs Engine Type: Chevy Small-Block V-8 Displacement (cu. in.): 350 Bore x Stroke (in.): 4.000 x 3.480 Block: Cast iron with 4-bolt main caps Crankshaft: Forge steel, shot peened Connecting Rods: Powdered metal Pistons: Hypereutectic aluminum Camshaft Type: Hydraulic roller Camshaft Lift (in.): 0.474” intake / 0.510” exhaust Camshaft Duration (@.050 in.): 208° intake / 221° exhaust Cylinder Heads: Fast Burn aluminum; 62-cc chambers Valve Size (in): 2.000 intake / 1.550 exhaust Compression Ratio: 9.6:1 nominal Required Fuel: Premium pump Ignition Timing: 36° total at 4000 rpm Maximum Recommended rpm: 5800 Balanced: External