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GM Performance

GM Performance GM19258602 Ct350 350Hp Circle Track Crate Engine

GM Performance GM19258602 Ct350 350Hp Circle Track Crate Engine

GM19258602
$10,961.74 AUD
$10,961.74 AUD
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Power House!

You will be pleased with the quality & durability that this Factory Sealed motor offers, complete with its four-bolt main block, nodular iron crankshaft, PM connecting rods, cast aluminum pistons, hydraulic flat tappet cam and of course the famous Vortec cast iron cylinder heads.

GM finishes it off with a high-rise dual plane intake, a HEI distributor, Circle Track valve covers with breathers and an 8-quart circle track oil pan assembly. The 350HP was derived from a Superflow Dyno using a 4-barrel 650cfm Holley carburetor.



  • Power: 350 HP @ 5000 RPM, 390 ft. lbs. of 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.

GM Performance Details

  • Engine Make/Size Chevy Small Block
  • Engine Assembly Style Long block
  • Engine Balance Internal/External
  • Assembled Yes
  • RPM Power Range 2000-5500
  • Horsepower 350
  • Cylinder Heads Included Yes
  • Crate Engine Cylinder Head Material Cast iron
  • Camshaft Style Hydraulic flat tappet
  • Intake Manifold Included Yes
  • Carburetor Included No
  • Throttle Body Included No
  • Distributor Included Yes
  • Oil Pan Included Yes
  • Timing Cover Included Yes
  • Water Pump Included No
  • Harmonic Balancer Included Yes
  • Valve Covers Included Yes
  • Flexplate Included No
  • Flywheel Included No
  • Air Cleaner Included No
  • Spark Plugs Included Yes
  • Spark Plug Wires Included No
  • Computer Included No
  • Wiring Harness Included No
  • Rear Main Seal Style 1-piece
  • Quantity Sold individually
  • Emission Not Legal
  • CARB EO Number N/A
  • CARB EO Number N/A
  • Manufacturer's Part Number: 19258602

Manufacturer Part Number:

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