450HP LS3 6.2L Marine Power Engine
LS3 Marine Power Engine
Original Price: $8,300.00
Continuing to exceed customer expectations with outstanding overall performance, the LS3 Induction System Improvements increase airflow efficiencies and the displacement increases to meet performance enhancements. The high-flow cylinder heads and enhanced valvetrain improve exhaust port flow and enable a more direct intake port design for increased power. Ideal for all airboat applications where horsepower, torque and fuel economy is a must.
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. The new composite intake manifold is manufactured with a lost core process improve runner to runner variation and to reduce flow losses. Acoustic foam is sandwiched between the outside top of the intake manifold and an additional “skull cap” acoustic shell to reduce radiated engine noise. Structural enhancements have been added to the manifold bosses.
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
Beauty cover has a revised appearance and acoustic treatment