Blueprint Engines BP3503CT1 Blueprint Gm 350 Base Long Block Crate Engine 373Hp

BluePrint Engines GM 350 c.i.d. 373 hp base long block crate engines feature a 2-bolt main with one-piece rear main seal, passenger side dipstick, and align-honed main bearing bore.

The cylinders are honed on computer-controlled machines to within .0002 straightness/roundness—and sonic tested for thickness. They include valve covers, oil pan, timing cover, and the dyno test results.

BluePrint GM 350 c.i.d. base engines also feature:

• Compression ratio of 9.3:1
• Vortec cast iron heads with hardened retainers and springs, and swirl polished valves
• Hypereutectic pistons
• Hydraulic roller tappet cam
• Cast steel crank

• Actual Engine Displacement: 5.7L/350
• Engine Assembly Style: Long block
• Crate Engine Cylinder Head Material: Cast iron
• Assembled: Yes
• Engine Balance: Internal/External
• Cam Style: Hydraulic roller tappet
• Rear Main Seal Style: 1-piece
• Intake Manifold Included: No
• Cylinder Heads Included: Yes
• Carburetor Included: No
• Throttle Body Included: No
• Distributor Included: No
• Oil Pan Included: Yes
• Valve Covers Included: Yes
• Timing Cover Included: Yes
• Water Pump Included: No
• Harmonic Balancer Included: No
• Flexplate Included: No
• Flywheel Included: No
• Air Cleaner Included: No
• Spark Plugs Included: No
• Spark Plug Wires Included: No
• Computer Included: No
• Wiring Harness Included: No
• Quantity: Sold individually.
• Notes: Will not work with factory fuel injection. Engine has no cam sensor provisions.