BluePrint MBP3550CTC GM 355 Dressed Marine Engine, Cast Iron Vortec Heads
$5,228.37Payment plans: Payment plans may be available for eligible orders. Contact us to discuss options.
Browse new and used engines from Power Forge Motors. Search current listings by engine code, make, model, year range, vehicle fitment, condition, and availability.
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GM Small Block Compatible 427 c.i. Pro Series Engine | 540 Horsepower | Base Dressed | Carbureted
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Fully GM assembled long block | Steel Valve Cover with Chevy Bowtie Logo Breathers | 12366573 High Rise Aluminum Intake Manifold | HEI Distributor | 8” Harmonic Balancer
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Discontinued | Item is new and in unused condition. This product will no longer be stocked by Speedway Motors | Small Block Chevy | 405 horsepower/406 lb.-ft. of torque | Sold as Each
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Based on the value-driven 350 HO crate engine, Chevy’s engineers swapped the flat-tappet camshaft for a hydraulic roller and added the latest Small-Block intake manifold design. Together, they help build more power across the rpm band – 357 horsepower and 407 lb.-ft. of tire-turning torque. | The SP350/357 leverages the strength of a strong rotating assembly secured in a brand-new block with four-bolt mains, along with economical Vortec iron cylinder heads. It’s a durable assembly designed to offer years of highperformance excitement at an excellent value.
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333 hp and a satisfying 381 lb.-ft. of torque. It’s affordable power with dependability you can count on | A cast-iron block with four-bolt main caps is the foundation for the 350 HO | Topped with iron Vortec heads fitted with 1.94/1.50-inch valves | Rotating assembly has aluminum pistons delivering a 9.1:1 compression ratio | Hydraulic flat-tappet camshaft requires no periodic lash adjustments
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Chevrolet Performance’s new ZZ6 delivers more power than any 350 Small-Block ever installed in a production vehicle | Rated at 405 hp and 406 lb.-ft. of torque, it derives its range-topping performance from unique, lightweight aluminum cylinder heads that enable optimal airflow at high rpm | The cylinder head casting is based on the proven Fast Burn design, with large intake runners and 2.00/1.55-inch valves | Beehive-style valve springs deliver greater high-rpm performance and durability | Their egg-shaped profiles have less reciprocating mass in motion, require less spring pressure for greater valve control and handle valvetrain stresses more efficiently
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Engine Type: Chevy Small-Block V-8 | Displacement (cu in): 350 | Bore x Stroke (in): 4.000 x 3.480 | Block (P/N 10243870): Cast iron with 4-bolt main caps | Crankshaft (P/N 12670965): Forged steel, shot peened
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The SP350/357 leverages the strength of a strong rotating assembly secured in a brand-new CNC Machined block with four-bolt mains | Economical Vortec iron cylinder heads | A roller camshaft optimizes drivability and airflow capability | It all adds up to a 24-horsepower gain over our 350 HO crate engine – and a great, affordable alternative to rebuilding. | 1-piece rear main seal
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Remanufactured 5.3L GM LM7/L59 V8 for selected 1999–2007 rear-wheel-drive applications. Supplier documents oil pan and timing cover. Donor mileage is not stated; supplier describes reman engines as returned to “zero-mile condition.” Verify VIN and casting fitment.
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Remanufactured 6.0L GM LQ4 V8 long block for selected 2001–2007 Chevrolet/GMC/Hummer applications, VIN code U. Supplier states oil pan and timing cover are installed. Donor mileage is not stated; see supplier reman-condition note.
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Remanufactured Chevrolet/GMC 4.8L V8 for selected 1999–2000 applications. Supplier lists VIN code V and block castings 51358/67398. Donor mileage is not stated; see supplier reman-condition note.
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Dyno-verified horsepower and torque and will include a dyno sheet of your engine | IMCA sealed and approved for use in IMCA | Camshaft and piston rings are broke-in using a proprietary dyno program to ensure proper ring seal which increases horsepower | Lifter preload and timing are set prior to break in procedure for race ready performance right out of the crate | 350 HP @ 5000 RPM. 390 ft. lbs. of torque @ 3800 RPM
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350 hp @ 5000 RPM | 390 ft lbs. Torque @ 3800 RPM | Forged steel Crankshaft | CNC Machined Block | Comes Complete Intake to Pan
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