Best Quality Replacement Engine For Your Chevrolet Approximate Horsepower: 350 3-Year Best In The Business Unlimited Mileage Manufacturer's Warranty The classic Chevrolet 350 small block engine built to modern street performance standards. This 350 utilizes a brand-new factory GM 4-bolt main block, World Products iron performance cylinder heads (2.02/1.6 stainless valves), custom performance camshaft with billet double-roller fully adjustable timing components, flat top pistons, and performance moly rings. A perfect combination producing plenty of low to mid-range power. Street Performance 350 Includes: Brand New Factory GM 4-bolt Main Block World Products S/R Torquer Iron Cylinder Heads Stainless Steel 2.02 Intake Valves Stainless Steel 1.60 Exhaust Valves Scat Performance Crankshaft Federal-Mogul Performance Hypereutectic Pistons Scat Performance Forged Connecting Rods Performance Custom-Ground Camshaft Screw-In Studs and Guide Plates Hastings Performance Moly Rings Stamped Steel OE-style Oil Pan Harmonic Balancer Included Stamped Steel OE-style Valve Covers, and Timing Cover Billet Fully Adjustable Double-roller Timing Components With Torrington Bearing Clevite Rod and Main Bearings Federal-Mogul Gaskets Melling Oil Pump and Screen Durabond Cam Bearings