Mercruiser 502 Mag Mpi. Freshly Rebuilt Mercruiser 502 Mag EFI Motor 502 MAG MPI (GEN VI) GM 502 8 1996-1997 OF802600-OK999999 502 MAG MPI (GEN VI) GM 502 8 1998 OL017000-OL085432 502 MAG MPI (GEN VI) GM 502 8 1999 & up OL085433-OM024999 Carb or MPI? I've seen the newest ones (I think 98 and up 502 Mag MPI) go well over 1000 hours if properly maintained
Mercury Marine 502 Engine Specs from wiringfixsyncretism.z21.web.core.windows.net
VI) GM 502 V-8 Engine & Stern Drive by Serial Number Range Valves, springs and seats are the weak link on these motors that I know of, as long as those are checked and replaced when needed.it should run for a long time.
Mercury Marine 502 Engine Specs
Large selection of quality mercruiser parts, marine engines, marine parts, boats parts and accessories, such as Mercuiser engines, exhaust, motors, and other boating supplies and accessories. There are good used 502 EFI's available for around 5K Propshaft Horsepower: 415 (310 kW) Displacement (Liter/CID): 8.2L/502 Cylinders: V-8 Bore & Stroke (inches/mm): 4.47 x 4.00/114 x 101 Compression Ratio: 8.75:1 Fuel System: MPI Full Throttle RPM Range: 4600-5000 Ignition Type: MEFI/EST Digital Alternator: 65/917 Length (inches/cm): 39/99 Width (inches/cm): 32/81
502 MPI Help. I would say with the upgrades I stated, you could spend another $3-5000.00 and have a great performing motor. Carb or MPI? I've seen the newest ones (I think 98 and up 502 Mag MPI) go well over 1000 hours if properly maintained
502 MPI upgrade results. Propshaft Horsepower: 415 (310 kW) Displacement (Liter/CID): 8.2L/502 Cylinders: V-8 Bore & Stroke (inches/mm): 4.47 x 4.00/114 x 101 Compression Ratio: 8.75:1 Fuel System: MPI Full Throttle RPM Range: 4600-5000 Ignition Type: MEFI/EST Digital Alternator: 65/917 Length (inches/cm): 39/99 Width (inches/cm): 32/81 Marine Parts » Blog » Mercruiser 502 Magnum Engine Specifications.