New Longblocks

New Mercruiser Longblocks

These new Mercruiser/Quicksilver longblocks have a standard 1 year limited factory warranty.

All of these longblocks include: Engine block, crankshaft, connecting rods, pistons, rings, engine bearings, oil pump, marine gaskets, marine camshaft, lifters, timing components, brass core plugs, complete head assemblies, timing cover, oil pan, valve covers, and marine water pump.

New long blocks also include flywheels and harmonic balancers. They MAY include intake manifolds (varies by model) so...call or email us for verification.

Please note that when replacing a longblock the oil cooler must be replaced. Failing to replace will void any warranty with the factory. 

More longblocks are located on our Reman Longblock page.