<Li> maximum output 31 PS (23 kW; 31 hp) at 6,200 rpm (Rex) </Li> <Li> maximum output 28 PS (21 kW; 28 hp) at 6,200 rpm (Rex Van, Sambar) </Li> <Li> maximum output 31 PS (23 kW; 31 hp) at 6,000 rpm (Rex 2nd gen & Rex Combi) </Li> <Li> maximum output 30 PS (22 kW; 30 hp) at 6,000 rpm (Rex 3rd gen) </Li>

What year did subaru start using timing chains