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Built to deliver exceptional durability, dependable power, and proven reliability, the Caterpillar 3304 diesel engine has earned its reputation as a workhorse in construction, agricultural, industrial, marine, and power generation applications. Our extensive inventory includes Caterpillar 3304 turbochargers, fuel injectors, cylinder heads, camshafts, pistons and liners, bearings, oil pumps, water pumps, exhaust manifolds, fuel system components, gasket kits, sensors, and engine accessories—all conveniently available in one place. From complete engine overhauls to dependable repair solutions, Thoroughbred Diesel delivers trusted Caterpillar 3304 diesel parts backed by expert support, competitive pricing, and industry-leading diesel expertise. Call our experienced diesel specialists at 859-737-4966 for expert recommendations, technical assistance, and free diesel performance advice.