The "Traction-Lok" limited slip differential was available for the first time in 1981, with all engine combinations.
Cow-calves have largely disappeared as these engine combinations exceeded their economic lifetimes many years ago.
It was the successor of the 3-series and it came in five engine combinations and four chassis types.
There are 4 different engine combinations available for the Pro Modified category.
By 1969, Chevrolet was offering 179 different engine combinations for cars and 299 for trucks.
It showed, for instance, that 67 percent of all engine combinations went into only one percent of the cars we built.
When this plan was discarded, a larger wing and engine combination was decided upon.
In 2007, the available models / engine combinations were:
An equivalency formula was determined to provide for competitive balance amongst the different engine combinations.