Derebery Performance has over 20 years in the business of building in house performance engines.  From 350 HP small blocks to 700ci turbo monsters, Derebery Performance can provide you with the appropriate re-power options, or high performance engines B'yond Reason.

All of our automotive long blocks are in stock and ready to ship within 7 days and come with a 1 year limited warranty.  All Derebery Performance engines can be customized to any level your application may need, including custom fuel injection, "power adder" upgrades, dress up kits, and modifications for clearance.

All of our engines are built by our in house certified staff.  Each engine is meticulously bored, honed, blueprinted, balanced, assembled and dynoed, using the industry's finest equipment.