1970 Castle Rock Indycars
- Sunday, June 28, 1970
- Rocky Mountain 150
- USAC National Championship
Circuit - Castle Rock
Country
United States
Location
Castle Rock, Colorado
Type
Permanent road course
Length
2.66 (Miles)
Record
Jerry Hansen (McLaren M10A-Chevrolet) and Tony Adamowicz (Eagle-Chevrolet), both 1m48.7, 88.096 mph, F5000, 1969
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