GM LS3 Marinised Crate Engine
450Bhp / 435 ft.lbs. / Freshwater Cooled / GM MEFI Fuel Injection

Considered by many as a key member in our “Image” engine category, the “LS3” is continuing as an offering for marine applications in the 2011 model year. The LS3 exceeds customer expectations with outstanding overall performance.

Features & Benefits

• High-flow cylinder head design to improve exhaust port flow
• Enhanced valvetrain enables a more direct intake port
• Returnless fuel injection with stainless steel fuel rail
• Intake ports revised to match new cylinder head
• Larger bore block with structural improvements improves block structure and bay to bay breathing
• Pistons include design enhancements for the higher engine output
• Higher flow injectors
• Improved durability timing chain
• More robust oil pressure sensor
• Reduced hex height spark plugs

Turn-Key Solution

PartsWorld Limited can provide a fully marinised turn-key solution for your boat . Featuring the GM designed MEFI-5 engine controller capable of meeting emissions standards and OBD-M requirements. If you would like more information regarding the LS3 Marine Engine please contact us