Genuine VMS Racing Liquid Filled Gauge And Adapter. Carbon with Yellow numbers liquid filled1 1/2" (38.1MM) O.D. mechanical 0-100 PSI fuel pressure gauge for the GM LS1, LS2, LS3, LS6, LT1 and L98 engines with fuel rail adapter. Gauge reads from 0-100 psi. 

Features:

• Nickel Plated For Corrosion Resistance.

• Lets you get an accurate fuel pressure measurement at the engine compartment.

• Gauge can be used as a fuel pressure, oil pressure, air pressure etc...

• Will bolt on to a 1/8" NPT female port

• VACUUM SEALED FOR ACCURACY.

• Highest quality LSX fuel pressure gauge and rail adapter kit available.