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    Manufacturer: General Motors

    New 6.2L LS3 GM Marine Long Block Engine

    $10,600.00
    This is a brand new 6.2L LS3 GM Marine Long Block Engine.
    SKU: 881662
    *

    Includes:

    • 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
    • The composite intake manifold is manufactured with a lost core process to improve runner to runner variation and to reduce flow losses
    • 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
    • Brico 3010 intake/exhaust seat inserts (E85 capability)
    Products specifications
    Displacement 6162cc (376.0 CI)
    Compression Ratio 10.7:1
    Valve Configuration Overhead Valves (2 valves per cylinder)
    Valve Lifters Hydraulic Roller
    Firing Order 1 – 8 – 7 – 2 – 6 – 5 – 4 – 3
    Bore x Stroke 103.25 x 92 mm
    Fuel System Port Fuel Injection
    Fuel Type Premium Fuel recommended, not required
    Engine Orientation Longitudinal
    Bore Center (mm) 111.76
    Emission Controls Catalytic Converter, Three-Way Catalyst, Positive Crankcase Ventilation
    Horsepower 418 hp (312 kW) @ 5400 rpm
    Torque 424 lb-ft (575 Nm) @ 4600 rpm
    Fuel Shutoff OEM Defined

    Our shipping hours are 8 AM - 5 PM Monday - Friday CST. Orders placed over the weekend will not process and ship until the following week. Any orders placed after 11 A.M. CST on a weekday are not guaranteed same day shipping even if expedited service is selected. Certain products such as Engines, Transmissions, Assembled kits, ECMs, etc. may require a a 2 - 3 day processing period before shipment. Please contact us regarding questions about turn-around time before placing an order.

    Standard Shipments

    We ship orders under 100lbs by UPS or USPS. Expedited shipping services (Next Day Air, Priority Mail, etc.) can be selected during the checkout process. Shipping estimates can be obtained from the shopping cart page before checkout. All expedited orders must be placed before 11:00 A.M. CST to gurantee same day shipping. International orders under 75lbs will ship by UPS. 

    Engine/Freight Shipments

    Standard engine shipment quotes are available from the check out page. Customers may contact MED to set up special shipping instructions if necessary. Make sure to check lift gate service or residential delivery if needed. MED will add appropriate charges if services are needed and not billed on original invoice. Engine orders will be processed and shipped within 48 hours if stock is available. Although Marine Engine Depot tries to keep stock of all engines, standard lead time on engines when stock is not available is three weeks.

    General Return & Refund Policy

    Please email returns@marinepowerusa.com or call (985)-386-2081 to receive return authorization and an RMA number. All items returned require prior authorization. Any return made without prior authorization will not be credited and returned to the customer.

    All returns must be made within 30 days of delivery. All items returned must be in original packaging, packed in the same manner as you received it, and in new condition with a copy of the original invoice. For items received as described, a refund of the final invoice price minus shipping and handling charges will be issued. Buyer is responsible for return shipping costs and for sufficiently packing and insuring returned items unless otherwise agreed upon.

     We cannot accept returns for:

    • Orders in which 30 days have elapsed since the order was shipped
    • Products whose original packaging is damaged or incomplete
    • Products that have been used, installed or altered in any way

    Electronic Parts Return Policy

    Electronic parts and components are not elligible for return if the original packaging has been opened or the components have been installed. Please contact us regarding any issues regarding electrical components.

    Propeller Return Policy

    Marine Engine Depot, Solas Science & Engineering Co., and Michigan Wheel Corporation do not take part in an outboard exchange policy. Once a propeller has been installed and used in the water, the propeller is no longer returnable for credit or exchange, unless the propeller was incorrectly sized by Marine Engine Depot based on accurate information in regards to engine and boat use. 

    Engine Return Policy

    There is a 15% restocking fee on the return of any complete engine. 

    Engine Waranty

    All engines are covered by the Marine Power USA warranty policy. Click here for more information on registering your engine for warranty. See below for details.

    Base/ParPac Engine Warranty

    The warranty period for a Marine Base or ParPac engine is one (1) year parts and bench labor (Maximum Labor $500.00) from the date of sale. Receipt of a properly completed Warranty Registration / Sea Trial form must be received by Marine Power for any warranty claim to be honored.

    Complete Engine Warranty

    The warranty period for a Complete Marine engine is two (2) years from the date of sale. Receipt of a properly completed Warranty Registration / Sea Trial form must be received by Marine Power for any warranty claim to be honored. 

    Transmission / V-Drive Warranty

    All transmissions and V-Drives include a 1 year warranty.

    Engine Parts Warranty

    The warranty period is one year from your date of purchase. During the warranty period, we will replace, at our option, any new part that fails due to a defect in materials or workmanship under normal use and service after proper installation. Refunds will only be considered if the defective part is returned along with your original sales receipt within the warranty period.

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      WARNING: PROPOSITION 65 WARNING: FOR MORE INFORMATION, VISIT: www.P65Warnings.ca.gov.

    Includes:

    • 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
    • The composite intake manifold is manufactured with a lost core process to improve runner to runner variation and to reduce flow losses
    • 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
    • Brico 3010 intake/exhaust seat inserts (E85 capability)
    Products specifications
    Displacement 6162cc (376.0 CI)
    Compression Ratio 10.7:1
    Valve Configuration Overhead Valves (2 valves per cylinder)
    Valve Lifters Hydraulic Roller
    Firing Order 1 – 8 – 7 – 2 – 6 – 5 – 4 – 3
    Bore x Stroke 103.25 x 92 mm
    Fuel System Port Fuel Injection
    Fuel Type Premium Fuel recommended, not required
    Engine Orientation Longitudinal
    Bore Center (mm) 111.76
    Emission Controls Catalytic Converter, Three-Way Catalyst, Positive Crankcase Ventilation
    Horsepower 418 hp (312 kW) @ 5400 rpm
    Torque 424 lb-ft (575 Nm) @ 4600 rpm
    Fuel Shutoff OEM Defined