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Engine Details »

Horsepower: 330 hp @ 5000 RPM
Torque: 380 ft. lbs @ 3800
Max. RPM: 5500
Compression Ratio: 9.1:1
Block: Cast iron 4 bolt main one piece rear main seal
Crankshaft: Nodular cast iron
Connecting Rods: PM steel
Pistons: Cast aluminum
Piston rings: GM 14089025
Camshaft: Lift .435"1 .460"E
Duration @.050:212 I, 222 E
Timing Chain: GM 14087014
Cylinder Heads: Cast iron 64-cc Vortec
Intake Valves: GM 10241743 1.94"
Exhaust Valves: GM 12550901 1 .50"
Valve Springs: GM 10212811
Rocker Arms: GM 10089648 1.5 ratio
Valve Lash: Zero
Timing: 10 BTDC@ 700 RPM
Manifold: Aluminum Dual Plane
Spark Plugs:
R44T Gap @.045 (300HP350)
41-932 Gap @.060 (330HP350)
R44LTS Gap @.045 (330HP350)

P/N: 350-HOM