http://gearheadshirts.com/products/408462-artist-series-peter-aschwanden-spark-plug-shirt
From the archives of Peter Aschwanden, illustrator of "The Compleat Idiot's Guide to Keeping Your Volkswagen Alive" comes this awesomely detailed drawing of an air cooled VW spark plug and wire.
You can buy the shirt from the link at the top of this post for just $20 with free US shipping while the presale lasts and you can learn more about Peter's work at www.peteraschwanden.com
