78 Pontiac Trans Am 500 HP Butler 461 Engine Originally was a Z code 400 Pontiac V8 engine. It now has a Butler Performance built 461/ 500 hp. Rick Armstrong built the turbo 350 transmission, with A 2400 stall , car runs great. Nice solid floor pans , new dash with new blue tooth retro am fm stereo. New sub frame connectors and underneath details, new shocks and coil Over springs . Incredible New paint and interior, SE style gold pin stripping. Original style WS-6 15x8” snowflake alloy wheels ne

38 reactions | 400/461CI Pontiac Stroker Build Up https://www.customcrateengines.com/engines/pontiac/461-pontiac-crate-engine-475-hp-with-aluminum-heads.html | Proformance Unlimited - Custom Crate Engines | Facebook

We are revving it up for the weekend! We hope you are too! Butler Performance Aluminum 505 Pontiac Engine with a BP/FAST Sportsman XFI direct port EFI system and our CNC ported Edelbrock heads. This engine made 682 HP & 692 TORQUE! | Butler Performance Pontiac

MOTOR MONDAY Butler Performance built 400 Pontiac stroked to 487 c.i. w/FAST EFI. This engine made 651.4 HP AND 651.8 Torque!! AND ON PUMP GAS!! | Butler Performance Pontiac