Engine Specifications: Displacement: 350 c.i.d.; Horsepower: 363 hp; Torque: 405 ft-lbs.; Compression: 9.0:1; Block: New 4-bolt main w/ 2-piece rear main seal; Crankshaft: Cast Iron; Pistons: Cast Aluminum; Camshaft: Rollin' Thunder Hydraulic Roller #2208; Rocker Arms: 1.5:1 Roller; Manifold: Performer EPS Vortec #2716; Cylinder Heads: E-Tec 170 #60975; Carburetor: 750 cfm Performer or Thunder Series AVS; Water Pump: Victor series aluminum; Distributor: Included/ Valve Covers: Cast aluminum - style varies by application; Finish: Satin, Polished or EnduraShine; Warranty: 2-year / Unlimited mileage * Take advantage of modern cylinder head and camshaft technology with the Performer 363HP Hi-Torq Series of engines. These engines deliver high hp and a broad torque curve from off-idle through 5,500 RPM, thanks to the Performer-Plus Rollin' Thunder hydraulic roller camshaft. In addition to the performance, this combination provides exceptional vacuum at idle so you can easily operate power brakes and vacuum powered accessories.