Complex sentence: The shorter race led the Walker team to consider attempted to run the race without stopping for tyres, compounded by their four stud wheels which would take almost two laps to complete a tyre change, much slower than their Ferrari and Maserati rivals.
Split into simpler sentences: The shorter race led the Walker team to consider running the race without stopping for tyres. The car's four stud wheels would take almost two laps to complete a tyre change, much slower than their Ferrari and Maserati rivals.