Butler Performance Inc. - Build Yours Like Butler

Crate Engines and Builder Kits - Build Yours Like Butler
Now you can see what we used in many of our popular builds. No matter if you buy a full engine kit or individual parts, your Pontiac on it's way to having your own Butler Combination. Butler has been building Pontiac Muscle Car Engines for many years. Our tried and true combinations have been seen in about everything from good daily drivers, 2500 hp+ pro mods, to half million dollar restorations.

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Crate Engines and Builder Kits - Build Yours Like Butler - 500hp+ Pontiac EFI Muscle Car Engine on Pump Gas
500hp+ Pontiac EFI Muscle Car Engine on Pump Gas
This beautiful build features a Sniper QJet EFI system with a March Black Onyx Serpentine System. It's internal components are a Butler Ross BU assembly 4.181" bore and 4.250" stroke with a...More Details »
Crate Engines and Builder Kits - Build Yours Like Butler - 500hp+ Pontiac Carbureted Muscle Car Engine on Pump Gas
500hp+ Pontiac Carbureted Muscle Car Engine on Pump Gas
Butler Pontiac Power at its best. Butler Core or customer block making over 500hp and 515 lbs tq on pump gas. Features Butler/Ross rotating assembly with Eagle crank and Butler...More Details »
Crate Engines and Builder Kits - Build Yours Like Butler - 600hp+ Torqstorm Supercharged Engine
600hp+ Torqstorm Supercharged Engine
This was a 600hp+ Pontiac 428 build using a supercharger from Torqstorm. Built on a Butler core or customer block. Also featured Ross custom pistons in 4.165" bore, Edelbrock D-Port CNC...More Details »
Crate Engines and Builder Kits - Build Yours Like Butler - 700hp+ 535ci Pump Gas Engine w/ IAII Cast Block
700hp+ 535ci Pump Gas Engine w/ IAII Cast Block
This build featured an IAII aftermarket black, Forged 4.5" stroke Crank, Custom Ross Pistons in 4.350" bore, Comp Solid Roller Cam, Edelbrock CNC Round Port Heads, Holley 950 Ultra XP Carb....More Details »