Genuine IRVINE 40R engine
R for racing, with the reverse port layout for speedboats
Marine Cooling head
Marine Flywheel (belt start)
Smooth turn over with a decent 'POP' of compression
Please check out all the high res pics
A good running option as Irvine 40 parts are still plenty available
LEO SC 21 MARINE Nitro engine Boat RC SC21 cabin cruiser motor speed irvine OPS