McKee Mk.10
The McKee Mk.10, also designated as the McKee Mk.X, is a special purpose-built American sports prototype race car, designed, developed, and built to Group 7 specifications, and competed in the Can-Am series, between 1968 and 1970. It was powered by both an Oldsmobile V8, and a Chevrolet small-block engine. References

Sports racing cars
1960s cars
Cars of the United States
Can-Am cars