GM & Chevy 1978 - 1999 Diesel and Gas

The GM & Chevy 1978 - 1999 Diesel and Gas category offers a comprehensive overview of conversion kits for older model GM trucks, designed to facilitate the integration of Cummins engines. With a focus on supplying hard-to-manufacture parts and dedicated technical support, this category aims to help truck owners achieve the conversion they desire. Whether you own a 1978-1988 Straight Axle truck or a 1988-1999 Independent Front Suspension model, there are conversion options available to suit your specific needs.

For 4x4 trucks with taller transmission tunnels, the conversion process may differ from 2WD trucks, requiring modifications such as body lifts or tunnel adjustments. The installation of Cummins engines may necessitate minor modifications to the frame and firewall, along with considerations for engine angle and clearance. Additionally, transmission options such as the Turbo TH 350, TH400, 700R4, and 4L60E are discussed in detail, highlighting the pros and cons of each for Cummins engine conversions.

In addition to adapter plates and alternator regulator kits, this category offers exhaust manifolds, tachometer kits, A/C manifolds, and throttle cables to facilitate the conversion process. While some parts may need to be sourced independently, the category provides guidance on compatible components and installation tips. With a focus on practical solutions and technical expertise, the GM & Chevy 1978 - 1999 Diesel and Gas category is dedicated to supporting truck owners in achieving successful engine conversions.