Brand-new RC27 reproduction radiator cap for 1984-1987 Buick Grand National, Turbo Regal, and 1987 GNX.
This reproduction is only available from Highway Stars.
Although this cap is not a "perfect" reproduction of the factory original RC27 radiator cap, it is the closest, most correct, and highest quality new replacement radiator cap available.
This reproduction cap features:
Embossed and polished all stainless steel cap as original
No turning ears as original
15 lb. pressure rating as original
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