MERCRUISER
Cooling System
b
b
b
18-70934
MOLDED HOSE
Replaces: 32-89718-1
18-70935
Fits: 330 (1977-87), 330 MIE (1977-80), 340 MIE W/ BW (1981-87), 370 TRS
MOLDED HOSE
(1978-87), 400 TRS (1980-86), 420 (1987-89), 425 (1990-92), 425 (Gen V)
Replaces: 32-806856
(1992-93), 440 TRS (1983-86), 450 (Gen V) (1995-96), 454 EFI (Gen V)
Fits: 200 2bbl (1987), 230 4bbl (1987), 260 (1987), 350 Mag
(1994-96), 454 Mag Alpha (1986-88), 454 Mag Bravo (1988-92), 454 Mag
SKI (1991-96), 350 Mag Alpha (1987-95), 350 Mag Alpha 4bbl
Bravo(Gen V) (1992-97), 454 Mag MPI Bravo(Gen VI) (1996-98), 454 Mag
(1996), 350 Mag Alpha EFI (Gen+)(1996), 350 Mag Bravo MPI
MPI SKI (Gen VI)(1996-97), 460 TRS (1983-86), 465 (1990-92), 465 (Gen V)
(1995), 350 Mag Bravo MPI (Gen+)(1996), 350 Mag EFI SKI TBI
(1992-94), 500 Gen + (1999), 500 (Gen V) (1994-96), 500 (Gen VI)(1997-
(1994-96), 350 Mag MPI SKI (1995-96), 4.3L (Gen
98), 502 EFI (Gen V)(1993-95), 502 Mag Bravo (1990-92), 502 Mag MPI
II)(2bbl)(1993-96), 4.3LX (Gen II)(4bbl)(1993-96), 5.0L 2bbl
Bravo (Gen VI), 502 Mag Bravo(Gen V)(1992-93), 502 Mag MPI(Gen
(1988-95), 5.0LX 4bbl (1988-95), 5.7L (1988-95), 5.7L 2bbl
VI)(1996), 7.4L MIE W/BW (1988-92), 7.4L Bravo (1988-91), 7.4L Bravo(Gen
(1996), 5.7L Alpha EFI TBI (1995), 5.7L Bravo EFI TBI(1995),
18-70933
V)(1992-96), 7.4L Bravo (Gen VI)(1996-97), 7.4L MIE (LH)(Gen V)(1992-96),
5.7L Competition SKI (1996), 5.7L EFI (2bbl TBI)(1996), 5.7L
7.4L MIE (LH)(Gen VI)(1996-97), 7.4L MIE W/Hurth (1989-92), 7.4L MIE MPI
MOLDED HOSE
MIE (1996), 5.7LX 4bbl (1996), 5.7LX Bravo EFI (Gen+)(1996),
(LH)(GEN VI)(1996-97), 7.4L TBI MIE (LH)(Gen VI)(1996-97), 7.4LX Bravo
Replaces: 32-861634
5.7LX EFI 4bbl TBI (1996), Black Scorpion(Gen+)(1996) Oil
MPI(Gen V)(1996-97), 7.4LX Bravo TBI(Gen VI)(1996-97), 8.2L MIE (Gen
Cooler to T-Stat Housing
Fits: 3.0L I/L 4 (1999 & Up)
V)(1993-96), 8.2L MIE MPI (Gen VI), 8.2
b
b
b
18-70940
18-70939
18-70938
MOLDED HOSE
MOLDED HOSE
MOLDED HOSE
Replaces: 32-860144
Replaces: 32-806636-1
Replaces: 32-806635-1
Fits: 262 Mag with Fuel Cool, 4.3L-LX (1996 & Up) with
Fits: 4.3L-LX (1993-96) Standard Cooling Design III,
Fits: 262 Mag with VST (1996-97), 4.3L-LX (1993-96)
1 pc. manifold, 5.0L-EFI (1998 & Up), 350 Mag-MPI
5.0L-LX/5.7L-LX (1988-95) Standard Cooling Design III,
Design III, 5.0L-LX (1988-95) Design III, 350Mag-EFI-MPI
97-01, 5.7L-EFI (1996-97), 6.2L MPI(20 01& Up).
350 Mag (1987-95) Standard Cooling Design III.
(1987-96), 5.7L-LX 88-96 Design III.
For: Thermostat housing to port exhaust manifold
For: Thermostat Housing to starboard exhaust manifold
For: Thermostat housing to port exhaust manifold
b
b
b
18-70941
MOLDED HOSE
Replaces: 32-807697
18-70943
18-70942
Fits: 262 Mag with 1 piece exhaust, 4.3L (1998 & Up) with
MOLDED HOSE
MOLDED HOSE
1 piece exhaust, 4.3LX-EFI (1996-01) with 1 piece
Replaces: 32-89749-1
Replaces: 32-89730-1
exhaust, 5.0L (Gen+) (1998& Up), 5.0L EFI (1998-01),
Fits:7.4L, 454 Mag, 502 Mag. For Thermostat housing to
350Mag EFI-MPI 97-01, 5.7L-LX (1997-98).
Fits:7.4L, 454 Mag, 502 Mag. For: Thermostat housing to
For: Thermostat housing to starboard exhaust manifold
starboard exhaust manifold
port exhaust manifold
18-3602
18-3601
WATER INTAKE HOSE
GIMBAL HOUSING WATER FEED HOSE
18-3603
Replaces: 32-41725-33
Replaces: 32-32461
13 7/8" Length - 3/4" I.D.
WATER INTAKE HOSE
Dia. 5/8"
Replaces: 32-43437
For: MR, Alpha I, Gen II
Length 13 7/8"
634