351 Windsor

Single cylinder head from 1969 Mercury Cougar H or M code 351W engines, 351-2V and 351-4V all the same. Sold as a core, needs thorough cleaning and rebuilding prior to use. Typically this cylinder...

Single cylinder head from 1970 Mercury Cougar H code 351W engines, 351-2V. Sold as a core, needs thorough cleaning and rebuilding prior to use. Typically this cylinder head has 1.84 and 1.54 inch...