Mercruiser Sterndrive 4.3L TKS

Mercruiser Sterndrive 4.3L TKS – MERCRUISER TURN-KEY STARTING (TKS) STERNDRIVE ENGINES feature the patented, MerCruiser-exclusive TKS System, which offers fuel-injection convenience in a carburetted engine. No more choking, priming or pumping – just turn the key and go.

Power 190HP (142 KW)
Full Throttle Range 4400 – 4800 RPM
Displacement 262 CID (4.3L)
Engine Type V6
Bore & Stroke 4.00″ X 3.48″ (101mm X 88mm)
Compression Ratio 9.4:1
Fuel Requirement 87 Octane (R+M)/2
Fuel System 2V Carb with Turn Key Start & Electric Fuel Pump
Induction System Dual Plane Iron Intake Manifold
Ignition System Thunderbolt V
Charging System 65 Amp/917 Watt Alternator
Water Drain System Multi Point Drain – Hand Removable Blue Drain Plugs
Exhaust System EDP Coated Iron Manifold with EDP Coated Dry-joint Elbow
Cooling System Thermostatically Controlled, Raw Water
Accessory Drive System Serpentine Belt
Recommended Engine Oil MerCruiser Full Synthetic Engine Oil – SAE 20W-40
Engine Alarm System Low Oil Pressure, High Coolant Temperature, Low Drive Lube
Alpha Ratios 1.62, 1.81(P), 2.0
Bravo One Ratios N/A
Bravo Two Ratios N/A
Bravo Three Ratios N/A
Dimensions (LxWxH) in 28 x 30 x 21
Dimensions (LxWxH) mm 696 x 740 x 533
Weight w/ Alpha (lbs./kg) 848/385
Weight w/ Bravo One (lbs./kg) N/A
Weight w/ Bravo Two (lbs./kg) N/A
Weight w/ Bravo Three (lbs./kg) N/A
Optional Freshwater Cooling Available