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MerCruiser Engines Service Specialists
Lake Conroe Marine, LLC
Sterndrive-Inboard-Outboard Repair
 Lake Conroe Full Service Boat Repair Shop
Service & Parts....936-890-0676

5.7L Engine
Engine & Stern Drive Package

HP: 250
kW: 186
Displacement Liter/CID: 5.7/350
Cylinder/Configuration: V-8
Bore & Stroke (in): 4.0 x 3.48
Bore & Stroke (mm): 101 x 88
Compression Ratio: 9.4:1
Fuel System: 2V Carb
Full Throttle RPM Range: 4400-4800
Ignition System: Thunderbolt V w/Knock Control
Alternator Amp: 65
Alternator Watt: 917
Length (in/mm): 32/813
Width (in/mm): 30/740
Height (in/mm): 22/559
Drive Options: Alpha, Bravo One, Bravo Two, Bravo Three
Total Weight (lbs./kg): Alpha: 946/430
Total Weight (lbs./kg): Bravo One: 987/449
Total Weight (lbs./kg): Bravo Two: 1004/456
Total Weight (lbs./kg): Bravo Three: 1013/460
Drive/Gear Ratios (primary/optional/high altitude): Alpha: 1.62/1.47/1.81:1
Drive/Gear Ratios (primary/optional/high altitude): Bravo One: 1.65/1.5/-:1
Drive/Gear Ratios (primary/optional/high altitude): Bravo Two: 2.2/2.0/ -:1
Drive/Gear Ratios (primary/optional/high altitude): Bravo Three: 2.2/2.0/2.43:1

Audio Warning System: Standard
Ceramic- and EDP-Coated Exhaust Elbows: Standard
Circulating Pump Hose Drain: Standard
Color-Coded Service Points: Standard
Compact Hydraulic Steering: Optional
Easy Oil Drain System: Standard
EDP-Coated and Painted Cast Iron Exhaust Manifold(s): Standard
Engine Flush Port: Kit
Knock Control: Standard
MerCathode: Kit (Alpha)/Standard (Bravo)
Platinum-Tipped Spark Plugs: Standard
Power Steering: Standard
Remote Oil Filter: Kit
Risers 3": Optional (factory-installed)
Serpentine Belt: Standard
Water Drain System: Alpha/Bravo Standard: Multiple blue hand-removable drain plugs located on port, starboard and front of engine
Water/Fuel Separator: Standard
CARB Star Rating: 3

Local Area Sales Only
Outdrives & Transom Assemblies Available Next Day

Lake Conroe Marine is your source  for
 MerCruiser Inboard And Stern Drive products serving
Conroe and The Houston Metropolitan Area.