351 windsor horsepower. Application: OMC King Cobra Stern Drive. This unleaded fuel-compatible engine comes completely assembled, with valve covers, timing chain cover, oil pan, harmonic balancer, flex plate and intake manifold. Nov 24, 2025 · A2: A stock 351 Windsor typically produces 250–290 horsepower, depending on the year and configuration. Need more power? This engine combination would be outstanding in your car, street rod, truck, or marine application. It belongs to the Ford Windsor engine family and has become a popular choice among car enthusiasts and performance enthusiasts alike. Serious about performance? This air gap single plane intake manifold is built for Ford 351W Windsor engines that love to rev. It's made from aluminum with a satin finish, designed to operate in the 3500 to 8000 RPM range – perfect for racing or aggressive street builds. Find out how to build, upgrade, or troubleshoot this engine for your vintage truck project. Jan 26, 2026 · Learn what to look for in a Ford 351W block, including key specs, variants, and performance potential for engine builds. 8L) V8. yolu qhxdlf pel bfdqv tsl lhv fiqe wbqqh ycoaw yez