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Cummins Westport to provide ISL G engines for Navistar trucks

ABR Staff Writer Published 06 February 2012

Cummins Westport (CWI), a provider of high-performance, alternative fuel engines for the global market, has won an order from Navistar to supply ISL G engines for its TranStar and WorkStar trucks.

The Cummins Westport ISL G, is an 8.9 litre stoichiometric cooled-exhaust gas recirculation (EGR) engine, and is certified to 2010 EPA emissions.

Since its introduced in 2007,the company has produced over 13,000 units of ISL G engine, which reduces greenhouse gas emissions, and offers top-level performance and efficiency.

Cummins Westport president Roe East said adding Navistar completes the listing of the ISL G with all major North American truck OEMs and reaffirms the company's position of market leadership for natural gas engines.

The ISL G engine is a purpose built natural gas engine manufactured in the Cummins Engine Plant in Rocky Mount, North Carolina that operates on either compressed natural gas (CNG) or liquefied natural gas (LNG), both of which are cost effective, low carbon, and low emissions fuels.

The company said that the ISL G features maintenance free three way catalyst (TWC) aftertreatment, and does not require the use of selective catalytic reduction (SCR) or a diesel particulate filter (DPF).

CWI is a joint venture of US-based Cummins (CMI) and Vancouver-based Westport Innovations (WPT).