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Part profile

1963 Pontiac Super Duty Swiss Cheese frame

body · Pontiac

Wide-Track Chassis reference for the 1963 Pontiac Catalina Super Duty 421 1963 Pontiac Catalina Super Duty 421

Why It Matters

Pontiac opened the boxed frame rails and drilled roughly 120 lightening holes for the 14-car lightweight subset. This construction does not describe ordinary Super Duty Catalinas.

Also Known As

1963 Pontiac drilled frame1963 Catalina open-channel lightweight frame

Used On

1 linked car page.

Related Parts

Source Trail