350 HO (Base) All the same, important, power building elements as the Turn-Key and Deluxe versions, but it comes without an intake manifold, carburetor or distributor. This is the perfect budget minded starting point for any serious street rod. Specs: *330 HP @ 5000 RPM, 380 ft. lbs. torque @ 3800 RPM *Displacement: 350 CID, 5.7L *Bore x Stroke: 4.00” x 3.48” *Compression Ratio: 9.1:1 *Recommended Fuel: 92 Octane *Block: Cast Iron, 1 piece rear seal, 4-bolt main caps *Crankshaft: Nodular Iron *Connecting Rods: Powdered Metal Steel *Pistons: Hypereutectic Aluminum *Camshaft: Hydraulic Flat Tappet *Cam Lift: .435” Intake / .460” exhaust *Cam Duration @ .050”: 212 deg. Intake / 222 deg. Exhaust *Lobe Separation: 112.5 Degree *Cylinder Heads: Vortec Cast Iron, 3/8” pressed-in rocker studs *Combustion Chamber: 64cc *Valves: .194” Intake/ 1.50” Exhaust *Rocker Arms: Stamped Steel, 1.5:1 Ratio *Balance: Internal *Maximum GM Recommended RPM: 5500 *Ignition Timing: Base 10 degrees BTDC, 32 degrees total
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