First Mate Marine longblock features:

• 24 month Limited Warranty*
• New Pistons, Moly Rings
• Marine Cam and Lifters
• New Rod, Main, and Cam Bearings
• New H.D. Timing Chain and Gears
• New Oil Pump
• Block Resurfaced Bored and Honed
• Crankshaft Reconditioned
• Connecting Rods Reconditioned
• Valve Guides Reconditioned
• Heads Resurfaced
• New Valve Springs
• Three-Angle Valve Job
• Spin-Tested
• Pressure-Tested

*See actual warranty for details