ON THE DYNO: Pontiac 455 H.O. engine with cast iron #197 rd. port heads. Low compression and very mild custom grind hyd roller cam with a F.A.S.T. EZ 2.0 EFI system. Very nice and streetable combo for this customer's 1972 Formula Firebird. Made over 480 HP and 530 ft/lbs torque. (Engine pics in comments) | Butler Performance Pontiac
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Butler built #’s matching 455ci 1973 Pontiac Trans Am Video Credit: @lafontaineclassiccars We offer each individual part of this build on our website, AND we offer all of this combo in complete KIT form (shortblock and longblock kit versions) that is ready for you or your builder to assemble. For questions about this or to get a free quote started, email us at tech@butlerperformance.com. And for details on what we sell or to learn more about the “Butler Process” check out our website www.butlerp
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35K views · 1.1K reactions | 1970 Pontiac GTO Restomod Butler 455...
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Butler Performance Rebuilt This 455 Super Duty Pontiac
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Imagine this pulls up next to you at the light... Pontiac Trans Am with Butler 455 engine This has a 455 cu in 1971 block with all new Butler internals, new crank, all new roller with big cam. New Miloden oil pan. All premium and quality parts 1 3/4 inch ceramic coated headers with flowmaster 40s. B&M quick silver. Transmission just installed 700R4 4vspd Auto, 2800 Stall. All new Billet distributor, new MSD 6AL rev limiter, all new wires, plugs, 770 Avenger Holley, Rear gears 3.73 all 4 corners
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Imagine this pulls up next to you at the light... Pontiac Trans Am with …
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This one’s a crowd pleaser! Pontiac Firebird with a Butler 505 engine! Video Credit: kevin keller | Butler Performance Pontiac
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