LS Master Adaptor Set Engine Oil & Cool Sensor Gauge 1/8" 3/8" 1/2" NPT LS All Aluminium Valve Covers are

All Aluminium Valve Covers are not the same

Outside diameter: 78mm

Made from billet aluminium

Chrome housing

If you have a block with only 1 (one) M10 hole you will need to drill and tap the 2nd hole M10-1

LS Master Adaptor Set Engine Oil & Cool Sensor Gauge 1/8" 3/8" 1/2" NPT LS All Aluminium Valve Covers areTake out all the guess work and have an adaptor for any situation when swapping an LS engine. Made from billet aluminium Includes: M16 1. 5 male to 1 8 NPT (oil pressure) M16 1. 5 male to 1 4 NPT (oil pressure) M12 1. 5 male to 1 8 NPT (coolant temperature sensor) M12 1. 5 male to 3 8 NPT (coolant temperature sensor) Extended length M12 1. 5 male to 3 8 NPT (coolant temperature sensor) M12 1. 5 male to 1 2 NPT (coolant temperature sensor)