AutoMeter Silver Pro-Comp Boost/Vacuum Gauge - 2-5/8 in. RS003C0116 These cylinder heads feature a

These cylinder heads feature a 65cc or 75cc combustion chamber with a 64cc exhaust port and a 3/4'' thick head deck (ideal for nitrous or blower applications)

Heavy-duty oversize design

Made of aluminum

higher belt guides to keep everything locked in place and for multiple impact situations

AutoMeter Silver Pro-Comp Boost/Vacuum Gauge - 2-5/8 in. RS003C0116 These cylinder heads feature aThe standard in the industry, AutoMeter's Mechanical Boost Vac Gauges have found their way into more builds than any other. Using a patented, high precision bourdon tube meter movement, there isn't another gauge on the market that can lay claim to the levels of accuracy or durability you'll find here. A simple 1 8? NPT pressure connection requires no electrical hookup for operation. Includes 1 8? NPT fittings and nylon line kit. Traditional