Home/1964-73 Mustang Blocks and Shortblocks Ford Performance Boss 363 Shortblock, all forged, 4.125 bore x 3.40 stroke $6,673.18 Ford Performance Boss 427 shortblock, all forged, 4.125 bore x 4.00 stroke $6,903.41 Ford Performance Boss 460 stroker 351W shortblock, all forged $7,900.57 ATK Performance 302/5.0 Shortblock $2,775.00 ATK Performance 351W Shortblock $2,399.00 ATK Performance 351W Shortblock Roller block $2,995.00 ATK Performance 331 Stroker Shortblock, forged $4,289.00 ATK Performance 347 Stroker Shortblock, forged $4,232.43 ATK Performance 347 Stroker Shortblock, all forged internals $6,033.15 ATK Performance 408 Stroker Shortblock, roller block, forged $5,095.00 ATK Performance 393 Stroker Shortblock, roller block, forged $5,250.00 ATK Performance 408 Stroker Shortblock, roller block, all forged $6,029.00 ATK Performance 460 Big Block Shortblock $2,689.00 ATK Performance 520 Stroker Big Block Shortblock $6,495.00
