Butler Performance Inc. News

May
28
2026

Pontiac Flexplate and Flywheel Balancing- Internal vs External

Butler Performance · Pontiac Tech Pontiac Flywheel & Flexplate Balancing: Internal vs External On a traditional Pontiac V8 — from a 389 to a 455 — getting the balance match right is...

Mar
31
2026

Reviving the Rocket- The Olds 403

Reviving the Rocket: The Butler Performance Top End Kit for the Olds 403 The Oldsmobile 403 V8, a staple of the late-70s Trans Am and various GM cruisers, is often remembered more for its...

Mar
31
2026

Oil Isn’t Just a Lubricant

Butler Performance , a legendary name in the Pontiac community, frequently emphasizes that "one size does not fit all" when it comes to oil. Based on their expert builds and industry standards,...

Feb
17
2025

Compression Calculator- 326

intact. ===================================================================== --> Butler Performance • Pontiac Tech 326 Compression Calculator Static...

Feb
17
2025

Compression Calculator- 455

intact. ===================================================================== --> Butler Performance • Pontiac Tech 455 Compression Calculator Static...

Feb
17
2025

Compression Calculator- 428

intact. ===================================================================== --> Butler Performance • Pontiac Tech 428 Compression Calculator Static...

Feb
17
2025

Compression Calculator- 421

intact. ===================================================================== --> Butler Performance • Pontiac Tech 421 Compression Calculator Static...

Feb
17
2025

Compression Calculator- 350

intact. ===================================================================== --> Butler Performance • Pontiac Tech 350 Compression Calculator...

Feb
17
2025

Compression Calculator- 389

intact. ===================================================================== --> Butler Performance • Pontiac Tech 389 Compression Calculator...

Feb
14
2025

Compression Calculator- 400

blocks, which this file does not use). • The calculator runs live — results update as values are typed. Keep the single block at the bottom intact. If the editor...

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