1971 GMC P15/P1500 Van equipped with 6.6L V8 Gas, 5.0L V8 Gas, 4.1L L6 Gas
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AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System
1971 GMC P15/P1500 Van equipped with 6.6L V8 Gas, 5.0L V8 Gas, 4.1L L6 Gas
AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System