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Address:

Site Updated: 12/29/17

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Southern Performance Systems
Phone: 678-482-0866
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Today's Muscle Engines for Yesterday's
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Custom LSx 427ci 816 HP

816 Horse Power at 6282 RPM LSx 427ci with a Custom GTO Turquoise Paint Job. This Engine showcases the Concept One Victory Series 8-rib Serpentine Belt System for LS Series Engines.

Check out the Concept One Victory Pulley Systems that we now offer for LSx Series Engines.

800 Horsepower

Check Out this Engine on the Dyno