Reference Details
- Availability
- required
- Category
- chassis
- Code
- I3
- Confidence
- documented
- Notes
- Standard with Stage 1 sales code A1; the form specifies the heavy-duty radiator and thermal-control fan for 455 applications.
Option reference
I3 Heavy-duty engine and transmission cooling
chassis · required
Cars With This Option
1 linked car page.
1973 Buick
1973 Buick Century Gran Sport Stage 1 455
XS-code 455 CID Stage 1 V8