Saker
Senior Member
December 14, 2020
Installed Scuba Mod on Rear Differential & Diff Locker
Cut the hole with a hole punch in rubber plug # 90950-01958, inserted fuel line, routed it, removed OEM one-way valve from differential, disconnected the 1/8” breather line from the diff locker, connected those to the fittings on the “tee” .
Parts Used:
(1) 90404-51026 Toyota 1/4" Fuel Line Union
(1) 1/8" NPTF Brass Tee
(1) 1/8 X 1/8 HB Male Adapter (1/8" Hose ID X 1/8" Male NPTF Adapter)
(3) 1/4 X 1/8 HB Male Adapter (1/4" Hose ID X 1/8" Male NPTF Adapter)
(1) 1/8" Brass Pipe Plug
(1) 1/4" Brass Pipe Plug
(1) 2 Port Manifold with Filter
6' of 1/4" Fuel Line
Hose Clamps to fit.
Aluminum Bracket fabricated: I made mine out of a piece of 1/8" thick aluminum cut to size, bead blasted it and marked & drilled the holes.
Brass machine screws, washers (flat and lock) and nuts to attach manifold to bracket.
Mounted in the Bottle Jack Compartment with 1/4” SS cap screw, flat, lock washer and nut.
Installed Scuba Mod on Rear Differential & Diff Locker
Cut the hole with a hole punch in rubber plug # 90950-01958, inserted fuel line, routed it, removed OEM one-way valve from differential, disconnected the 1/8” breather line from the diff locker, connected those to the fittings on the “tee” .
Parts Used:
(1) 90404-51026 Toyota 1/4" Fuel Line Union
(1) 1/8" NPTF Brass Tee
(1) 1/8 X 1/8 HB Male Adapter (1/8" Hose ID X 1/8" Male NPTF Adapter)
(3) 1/4 X 1/8 HB Male Adapter (1/4" Hose ID X 1/8" Male NPTF Adapter)
(1) 1/8" Brass Pipe Plug
(1) 1/4" Brass Pipe Plug
(1) 2 Port Manifold with Filter
6' of 1/4" Fuel Line
Hose Clamps to fit.
Aluminum Bracket fabricated: I made mine out of a piece of 1/8" thick aluminum cut to size, bead blasted it and marked & drilled the holes.
Brass machine screws, washers (flat and lock) and nuts to attach manifold to bracket.
Mounted in the Bottle Jack Compartment with 1/4” SS cap screw, flat, lock washer and nut.
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