Engine Short Block

• 11.0:1 Compression Ratio
• Mahle Hard Anodized Forged Pistons w/Graphal Low Friction Coating
• Manley H-Beam Connecting Rods w/APR 2000 Bolts
• Assembled and Ready For Your Heads/Cams/Timing Set
• Made in the USA

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• 6 Bolt Main Bearing Cap For High Performance
• Block 100 Pounds Lighter
• Block Features Are Finish Machined

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• Built With All New Parts
• High Strength Forged Assembly
• Hydraulic Roller Camshaft Compatible
• Ready For Heads Cam And Timing Set
• Boss 4-Bolt Main Block

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• Cast Iron Block
• Forged Steel 8-Bolt Crankshaft
• Forged Steel H-Beam Connecting Rods
• Forged Aluminum 16cc Dish Pistons
• Approx. 8.1:1 Compression Ratio w/Used w/4V 5.4L 52.77cc Heads
• Built With All New Parts
• Includes Oil Pump
• Will Accept 2V and 4V Cylinder Heads
• Will Not Work w/3 Valve Cylinder HEads
• Block Configured For Use w/07-10 Mustang Shelby GT500 Water Pump

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• Engine Type 4.6L Based Modular Short Block; 323 cu. in. Displacem
• M-6010-BOSS50 Cast Iron Performance Block
• Eagle® 3.750 in. Stroke Forged Steel Crankshaft w/8-Bolt Flywheel
• Eagle® 5.850 in. Forged Steel H-Beam Rods w/ARP2000 Bolts
• Mahle® Forged Pistons w/Dish That Is Compatible w/2-3-4 V Heads
• New High Pressure Oil Pump
• Neutral Balance Rotating Assembly
• Designed For 2-3-or 4 Valve Cyl. Head Combinations
• Assembled and Ready For Your Heads/Cam/Timing Set
• 05-10 Mustang 3V Apps Will Need M Mount Adapter PN M-6031-BOSS50

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• Engine Type 351 Based Small Block Ford; 427 cu. in. Displacement
• 4.125 in. Bore x 4.00 in. Stroke
• 4-bolt Main Block M-6010-Z351; 9.5 in. Deck Height (Nominal)
• SCAT® Forged Steel Crankshaft w/4.000 in. Stroke
• SCAT® Forged Steel I-Beam Connecting Rods
• Mahle® 4.125 in. Bore Forged Pistons; 17cc Piston Dish
• Hydraulic Roller Camshaft Compatible
• Assembled and Ready For Your Heads/Cam/Timing Set
• Requires Head Gasket M-6051-R351
• Oil Pan and Timing Cover Are 351W Bolt Pattern
• Built With All New Parts

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