1974 NASCAR International Stock Car Racing Rule Book Late Model Sportsman Division Section 20B-36 -- Fire Control

a. Race cars must have an approved fire extinguisher securely mounted within reach of driver.

NOTE: This extinguisher must be mounted on an approved mounting bracket (no extinguisher may be taped to roll bars).

b. It is recommended that each car have built-in fire extinguishing equipment, but it cannot be of the dry powder type (must be 1301 freon). All entrants must have in their pits, at all times, a fully charged fifteen (15) pound capacity dry powder fire extinguisher or its equivalent showing a current inspection certificate.

c. It is recommended that at all times drivers wear driving suits of fire resistant material that effectively covers the body from neck to ankles and wrists.