All MDR engines are built with brand new parts, unlike most of our competitors.Using new blocks as a foundation, gives us the ability to provide a higher quality product to our customers. All engines are built by hand, by expert machinists, that are car guys.
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Displacement: 383 cu. In. Bore and Stroke: 4.00″x3.750″. Compression ratio: 10 to 1. power: 370 hp/415 ft lb torque. Recommended fuel: 91 octane.Block: new GM 2 piece rear seal, 4 bolt main caps..
Crankshaft:Scat performance nodular iron. Rods: scat performance I-beam, Federal Mogal Hyperutectic pistons, 472/472 lift 220/220 duration@.050 hydraulic cam, World Products SR Torquer cylinder heads, Clevite rod and main bearings, Melling HV pump and pickup, Billet adjustable timing set, Aluminum roller rockers, Polished aluminum oil pan, dual plane intake, Chrome valve covers,