XRP Liquid Filled Carburetor Fuel Line Pressure Gauge - 1-1/2" Diameter - 1/8" NPT Thread Size - 0-15 PSI M59C 75W90 GL-4 gear oil (similar

75W90 GL-4 gear oil (similar to SAE 5W40/10W40 engine oil viscosity)

Hydraulic - High Energy: Performance with slight rough idle in 396

2018 Ford Flex AWD

The result is a more complete burn of the fuel mixture for more horsepower

71 gph at 4 psi

XRP Liquid Filled Carburetor Fuel Line Pressure Gauge - 1-1/2" Diameter - 1/8" NPT Thread Size - 0-15 PSI M59C 75W90 GL-4 gear oil (similarXRP Performance Carburetor Fuel Line Pressure Gauges are 1 1 2" diameter and liquid filled for durability and accuracy. XRP is one of the leading names in performance automotive plumbing components. With thousands of aluminum fittings, hoses, hose ends, and adapters, XRP offers a complete selection of high quality parts. For the finest, most advanced fluid delivery for your racecar get XRP "the Xtreme" in racecar Plumbing. Product Description: