Vortec 350/5.7 base GM marine engine.  Block, rods and heads are remanufactured, balance of parts new. Engine block is 880 casting, 1 pc rear seal. Bore doesn't exceed .040, crank .020. Roller cam. Includes HD 5 qt. oil pan, harmonic balancer, and plastic chain cover. Every engine is machined and built by master engine builder, valves are pre-adjusted. Engine can be used as replacement or upgrade.  Comes with a limited repair or replace warranty.  
 
SHIPPING: We have endeavored to provide competitive shipping rates to our buyers based on your order being sent to a commercial facility in a non-residential area with the ability to unload a palletized engine off a tractor-trailer.   Generally speaking, any facitlity not in an industrial area will be upcharged.  Please be kind enough to add the additional  upcharge fee to your order if your ship to address is not in an industrial area.   Shipping weight 445 lbs. 
 
CORES: Please plan on returning core in the same crate that you received shipment in by removing the engine from the top.  If you do not have a usable core to return, please  acknowledge that and include payment for core fee in your order.  Paying for a core or shipping us a core is considered an integral part of this order.  
 
Don't expect immediate shipment.  There is a handling period.