The finest Chevy Crate Engines and Chevy High performance engines Available ANYWHERE! Chevy Engines - Crate Engines- Racing Engines- Big Block Engines Welcome to American Speed Enterprises home of the Chevy high performance engine. When it comes to Chevrolet racing engines, the 350 Chevy engine,...

Step 2 - Choose The Right 355 Cubic Inch American Speed s Dyno Tuned Hi-Performance Chevy Engines are custom built with the best possible parts at the best possible price to deliver the most driveable performance possible. Every engine from 275 hp and up is dyno tested, tuned and broken in before sh...

LIMITED WARRANTY American Speed warrants their engines to be free of defects in material and workmanship as specified: All engines from 275 hp thru 550 hp carry a 2 year/24,000 mile warranty from date of delivery. All engines street driven from 550+ hp thru 800 hp carry a 1 year/12,000 miles warrant...

Step 2 - Choose The Right 434 Cubic Inch American Speed s Dyno Tuned Hi-Performance Chevy Engines are custom built with the best possible parts at the best possible price to deliver the most driveable performance possible. Every engine from 275 hp and up is dyno tested, tuned and broken in before sh...

Step 2 - Choose The Right 632 Cubic Inch American Speed s Dyno Tuned Hi-Performance Chevy Engines are custom built with the best possible parts at the best possible price to deliver the most driveable performance possible. Every engine from 275 hp and up is dyno tested, tuned and broken in before sh...