All American Tradition 2 5/8" Boost Gauge, 30 psi AT342SLC differentials-and-parts 8L V6 1977 Buick Skylark

8L V6 1977 Buick Skylark SR 301/4

6L V8 1982 - 1986 GMC C2500 Suburban 305/5L V8 1979 - 1995 GMC C3500 350/5

8L V8 2008 - 2012 Chevrolet Colorado 223/3

Includes Adapter

such as Holley part # 12-886

All American Tradition 2 5/8" Boost Gauge, 30 psi AT342SLC differentials-and-parts 8L V6 1977 Buick SkylarkAll American Tradition 2 5 8" Boost Gauge, 30 psi Features: Rugged air core movement? combined with microprocessor technology for precision and durability Full sweep provides increased accuracy Easy to read 2 5 8" size Pushbutton calibration Integrated red warning light, illuminates entire gauge red when activated Warning light output for additional warning indicator lights Analog . 5 4. 5VDC output for data logging systems LED lighting, choose