This 5.0L (305ci) marine engine has been professionally remanufactured to meet or exceed GM OEM marine engine stock specifications. It is a standard rotation GM 5.0L (305ci) marine engine and a direct replacement for 1987-95 5.0L marine engine with a one-piece rear main seal and center-bolt cylinder heads.. This 5.0L marine engine comes equipped with:. Propeller Information Water Testing New Engines Refer to the "Propeller" section in appropriate Mer- Use care during the first 20 hours of operation on new Cruiser Stern Drive Service Manual, or order publica- MerCruiser engines or possible engine failure may tion P/N 90-86144, "What You Should Know About occur. Page 13: Marine Fouling
Complete selection of remanufactured 305, 350, 454 and 502 Cubic Inch V8 GM Marine Longblock Engines for Mercruiser, Crusader, Marine Power, PCM and others. My Account. Login;. Double check rear main seal. This is not a very common engine. 200 & 230: 5.0L 305 CID: V-8: 535, 551, 627, 058: GM305LB: GM305RB: GM305LBT: GM305RBT: 87-95: 1 piece.. 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.. 305 cid (5.0 l) Maximum rpm @ WOT 3. 4400-4800 rpm. Idle rpm in NEUTRAL 3. 650 rpm 5. 600 rpm 6. Oil Pressure @ 2000 rpm. 30-60 psi (207-414 kPa)