Precision machining and quality parts, combined with thorough testing, give JASPER MARINE engines and you the edge in remanufactured inboard and I/O engines. When you install a remanufactured marine engine from JASPER MARINE, you will discover a new source of power from the nation's number one remanufacturer.
Complete Inboard Gas Engines. Marine propulsion systems are designed in different styles, and an inboard engine is one of them; an inboard diesel power engine is fitted deep within the hull. This positioning aims at improving stability because this diesel engine is used on larger vessels (over 30 feet).
Inboard Marine Engine Center This remanufactured engine site has inboard longblock engines, turnkey engines, performance engine upgrades below and general information at links above. We have 400 remanufactured longblock engines with a fill rate of 90% +. 1-800-575-6998 Overseas 1-443-451-5139