GM Race Long Block For 2004.5-2005 6.6L LLY Duramax Industrial Injection " Fuel System Upgrades and Parts 1724505 - This product has

1724505 - This product has met EPA's reasonable basis requirements and is legal for sale and use within the jurisdiction of the federal EPA

Two 1/8 inch NPT Gauge Ports

This head gasket is a direct replacement for use with our 5

Serviceable barb fitting

GM Race Long Block For 2004.5-2005 6.6L LLY Duramax Industrial Injection " Fuel System Upgrades and Parts 1724505 - This product hasIndustrial Injection 2004. 5 2005 6. 6L LLY GM Duramax Race Long Block Engine. The Industrial Injection Race Duramax Long Block was designed for those who are looking to push the limits of performance to the ultimate level. These are designed to be reliable for competition use. We use the highest quality parts and machining processes in every engine build, guaranteeing you the up most reliability and precision to have the best performing engine on the