5.7L HEMI to 6.7L Stroker Performance Engine

6.7L HEMI Crate Motor

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Upgrade your 5.7L HEMI to our 6.7L HEMI.

Drop up to 550 hp and 550 ft./lbs. of torque into your LX body currently sporting a 5.7L HEMI.

This upgrade drops one liter of raw power into your Daytona Edition Charger, Chrysler 300C, Dodge Truck, or other LX, LC, truck bodies sporting the 5.7L HEMI without additional conversions or mount upgrade kits. The 6.7L HEMI is based on a heavily modified 5.7L HEMI Block and then finished off with Arrington Performance upgrades including our HEMI 586 custom ground billet camshaft, and custom ported heads for maximum performance and reliability.

Short Block:

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• 6.7 Liter
• 4.000 Bore
• 4.080 Stroke
• 4340 Steel K-1 Crankshaft- 57 lbs.
• .150 Radiused Journals
• Standard diameter main bearing journals
• 2.00 Rod Journals

Rods:

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• 4340 Steel K-1 H-Beams with ARP 2000 Bolts
• 6.125 Length
• .866 Pins

Pistons:

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• Arrington Forged Aluminum pistons
• Gas Ported
• Valve Clearanced
• 11:1 Compression Ratio Standard

Also Includes:

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• NASCAR Grade Piston Pin oiling/cooling system standard

NASCAR Grade Rotating Assembly Setup:

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• Micro-polish all bearing surfaces.
• Micrometer measurement of all bearing surfaces.
• Hand match individual bearings to journals maintaining exacting tolerances to specified clearances.
• Other proprietary rotating assembly operations.

NASCAR Grade Block Finish:

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• Remove all flashing.
• chamfer all 90° corners.
• Radius bottom of all cylinder bores.
• Other proprietary block operations.