Fred White

This 525 cubic inch marine motor uses a Chevy four bolt Splayed block bored 4.310 and plate honed for maximum performance. Mains are aligned honed and block is machined on CNC Mill for stroker crank. The 4.500 stroke crank and 6.660 long H-Beam connecting rods are both 4340 forged and are paired with forged DIAMOND pistons. In addition to this stout bottom end, this engine has the WPM aluminum heads with 2.250-1.880 S/S VALVES and will pull 634hp on 92 Octane. This engine is built for the water! Be sure to watch the engine dyno video at the bottom of the page!

Engine Program Features

  • Custom Build to Customer Specifications
  • Big Block and Small Block Engines
  • Engine Kits
  • Blower and Super Charged Engines
  • Marine Engines
  • All classes of Racing Engines
  • $9,950.00

    Price may vary depending on engine component combination. Please call before ordering - 423.288.3881

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    White Performance

    525CI BBC MARINE Engine

    Engine Specs

    Block - BBC CHEVY FOUR BOLT MAIN 4.310 BORE Crank - 4340 FORGED 4.500 STROKE
    Pistons - DIAMOND FORGED Rods - 4340 FORGED H-BEAM, 6.660 LONG
    Heads - WPM ALUMINUM HEADS, 2.250-1.880 S/S VALVES Intake - CROSSWIND or SINGLE PLANE
    Carburetor - COAST GUARD APPROVED 850 QuickFuel Double Pumper - 1050 HOLLEY UPGRADE PICTURED Distributor - COAST GUARD APPROVED HEI, WIRES INCL.
    Cam - .632 HOWARDS HYD ROLLER HORSEPOWER - 634
    THIS IS A MARINE ENGINE. WILL RUN ON 92 OCTANE
    BACK

    634HP BBC 525 Marine Engine Dyno