http://www.racer.com/naturalgas/topic/19043/ Articles tagged with Natural-Gas from Racer.com Racer custserv@haymarketmedia.com no Patrick Racing, which announced in June its association with the American Le Mans Series to produced natural gas-powered engines for the Prototype Challenge Class (LMPC) for 2013, has chosen Michigan-based Katech Engineering as its engine builder. http://www.racer.com/patrick-racing-teaming-with-katech-for-natural-gas-engine-development/article/253108/ Thu, 02 Aug 2012 14:55:10 GMT Patrick Racing, which announced in June its association with the American Le Mans Series to produced natural gas-powered engines for the Prototype Challenge Class (LMPC) for 2013, has chosen Michigan-based Katech Engineering as its engine builder. Racer Renowned former Indy car team owner Pat Patrick and longtime team manager Jim McGee to develop potential esearch and develop natural gas as an alternative fuel for the Series' Prototype Challenge cars. http://www.racer.com/alms-to-explore-natural-gas-fuel-with-patrick-racing/article/246632/ Wed, 20 Jun 2012 20:45:11 GMT Renowned former Indy car team owner Pat Patrick and longtime team manager Jim McGee to develop potential esearch and develop natural gas as an alternative fuel for the Series' Prototype Challenge cars. Racer