Donovan Engineering & Manufacturing, based in Torrance, CA, specializes in producing high-quality engine blocks for both big block and small block applications. Their product line includes the RC 600 Raised Cam Big Block, D500 Big Block, HC 410 Blocks, HC 400 Blocks, and aluminum blocks for the 417 Hemi.
With a rich history in the industry, Donovan also offers gear drives for various engine models, allowing customers to precisely degree in their camshafts. Known for their attention to detail and torque specs, Donovan Engineering & Manufacturing is a trusted source for performance engine components.