When did the 12 valve cummins come out?
The 6BT, also known as the Cummins "12-valve" was the first member of the "B" engine family to be used in a light truck vehicle. The 6BT used Bosch fuel systems, injector, and VE rotary pump and P7100 inline injection pumps. Some early 6BTs were supplied with CAV rotary pumps instead, before the Bosch system became the sole standard. This engine started life in 1984 designed as an agricultural engine, for use in Case agricultural equipment.
When did the 12 valve cummins come out in agricultural equipment?
1984
Cummins B Series engine
Every Cummins powered Dodge Pickup (since initial production in 1989) has come equipped with a turbocharger. It uses a gear-drive camshaft for extra reliability. Also specified is a deep-skirt engine block and extra-strong connecting rods. A Holset turbocharger is used. The original B Series was updated with 24 valves and an electronic engine management system to become the ISB in 1998.
When did the 12 valve cummins come out in trucks and buses?
1989
Cummins B Series engine
Multi-valve
https://en.wikipedia.org/wiki/Multi-valve
Cummins B Series engine
https://en.wikipedia.org/wiki/Cummins%20B%20Series%20engine
Cummins
https://en.wikipedia.org/wiki/Cummins
The 12-valve Cummins engine is used in trucks, buses and agricultural equipment. The 6BT, also known as the Cummins "12-valve" was the first member of the "B" engine family to be used in a light truck vehicle. This engine started life in 1984 designed as an agricultural engine, for use in Case agricultural equipment. Every Cummins powered Dodge Pickup, since initial production in 1989, has come equipped with a turbocharger.