Butler Performance Inc. News

<!doctype html> Pontiac Ignition Systems There have been vast improvements over the years in the area of ignition systems. The flow of electricity from the distributor through the...

Pontiac Valve Cover Buying Guide Valve covers are one of the most-asked-about parts on a Pontiac engine — and one of the easiest places to buy the wrong part. Height, rocker...

Overheating? - Common Reasons Pontiac can overheat Cooling has long been an issue in performance enhanced gasoline combustion engines. We recommend engine temperatures not in excess of 180-200...

Pontiac Performance Upgrades The Butler-Built Bottom End The block, crank, rods, pistons, rings, and bearings are the foundation every Pontiac...

Old style vs new style rpm heads There are a difference in Edelbrock RPM heads made before 3-15-2002 and after. Here we show you the difference.   Heads made prior to 3-15-2002 have...

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Pontiac Rockers Rocker Types There are 3 basic types of rockers for Pontiacs. OEM Style Steel tip rockers, roller tip rockers, and full trunnion roller rockers. The differences are obvious...

Pontiac Trans Am Shakers and Drop Bases The Pontiac shaker was iconic on the 70's Trans Am's. When you pressed the pedal and would rev the engine it literally "shook" giving it the...

Butler Spec Head Gaskets There's a reason we designed our very own head gaskets, it's because we know Pontiacs. Felpro gaskets have been used on Pontiac engines for years and after many...

  ***The Morel lifter was updated in 2021 with a new oil band location and Comp Cams released the 85701 which is a replacement version of the 857 in 2022    ...