Originally Posted by Wax
Justin Swanstrom that runs NPK has three of them for sale. They are FX-4 140’s.

That blower is probably another 1500 hp above a 121. For what the OP wants to do, pretend it doesn't exist.

Cruiser: 66 Dodge Coronet 500, Indy SR 440, Gen 7 Accel EFI = 11.38 @ 116.
Racing: Brand X, X275 Procharged Smallblock on M1, Leafsprings, Holley EFI = 4.30 @ 168