Peterson Fluid Systems Oil Pressure Gauge Adapter Fitting -4 AN Male to 1/8 in NPT Male - Red BR10002 or limit spark advance in

or limit spark advance in high compression engines and high load conditions to eliminate knock

has grown exponentially in its 11 years of business culminating into the benchmark by which performance carburetors are measured

Water Pressure Gauge

875" HighAuto Meter Gauges are the number one choice of professional racers worldwide

Rocket Dirt Late Models

Peterson Fluid Systems Oil Pressure Gauge Adapter Fitting -4 AN Male to 1/8 in NPT Male - Red BR10002 or limit spark advance inSpecial fittings, designed by Karl Kinser, gets the oil pressure gauge line up where it is more accessible. Fitting is 1 8" NPT on engine end, while the gauge connection is 4AN. Peterson Fluid Systems is the choice of champions for wet and dry sump oiling systems. Peterson Fluid Systems offers a complete system from their class leading oil pumps to their championship winning oil tanks, oil and fuel filters, and accessory drives. Peterson Fluid System