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Author: gasketscraper

Tech support for Len Hoffman (Hoffman Automotive Machine), newsite.hamheads.com

A Tale Of Three Heads:The 3.4l Porsche Lineage M96,M97,9A1

November 22, 2016 gasketscraper

I originally published this article in 2012. Though I’ve made major advancements in certain areas with all three of these heads, the basic info here

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Why do 996 911 Porsche cylinder heads Crack?

October 20, 2016 gasketscraper

Click here to see video of a  996 3.4 M96 head being pressure tested, revealing a microscopic crack that was not visible to the naked

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Ultrasonic Parts Cleaning

September 13, 2016 gasketscraper

When we purchased our Eastern Precision EP3523 Ultra Sonic parts washer in 2011 the use of ultrasonic’s was relatively new to the automotive industry, but

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