Tomei Powered FUEL RAIL - Manual (Page 16)

16
INSTALLATION
CAUTION: FITTING INSTALLATION
The aluminum connectors can be easily damaged, take care when tighting the aluminum fittings.
■ The hose connection kits that are made of Aluminum, can be easily damaged, take care when
tighting these parts.
■ The hose connection parts of the kit are standard AN screws.
※ Standard AN → normal Air Force / Navy
■ The surface of the AN screw tip is sealed.
Do not apply a sealant to the threaded portion
& the tapered surface, do not use sealing
tape. Take care not to scratch and get dirt
onto the tapered surface. These points can
cause a fuel leak.
■ Apply a small amount of engine oil to the
tapered surface, to help lubricate when
tightening the AN screw.
Without lubrication the tapered portion can
get scratched and cause fuel leaks.
■ Perform the following steps when tightening
the AN screws.
① Tighten all the way by hand.
② Use a tool for the final tightening.
Tighten the screw with the tool without
excessive force, to prevent damaging the
threaded portion.
Screw tip
Engine Oil
Sealing Tape
Sealant