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Mercruiser manifold 165-170-180-190 hp 3.7 liter

GLM Marine aftermarket 470 / 485 / 488 / 170 / 180 / 190 / 165 exhaust manifolds, elbows and components. 4 Cylinder in-line Mercruiser marine engine parts 1980 thru 1989

  • Mercruiser manifold model 165 / 170 / 180 / 190 with 3.7 litre engine
  • 224 cubic inch with 4 cylinder inline engine
  • Years 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988 and 1989
  • 165, 170, 180 and 190 horsepower motors
  • MCM 485 / 244 CID manifold is aluminum casting
  • Mercruiser tech support drawing with manifolds /risers
    Search by part number or description here

Mercruiser 470-485-488 exhaust manifold elbows and parts

Mercruiser 470-485-488 exhaust manifold elbows and parts

31710 Gasket

Item 3
P/N 31710
OEM 816219A5 Gasket $8.89

32460 Gasket elbow reservoir

32460 Gasket elbow reservoir

Item 4
P/N 32460
Gasket Flange $14.89

32470

32470 Gasket

Item 5
P/N 32470
Gasket Flange $8.89

 
Item 6
P/N 22397
OEM 10-74727 Stainless steel screw $5.89

 
Item 7
P/N 22479
OEM 16-78438-5 Stud (3 units) $21.89

 
Item 8
P/N 21495
OEM 13-35048 Lock-washer (4 units) $4.89

21248 Flange Serrated Nut

21248 Flange serrated nuts

Item 9
P/N 21248
Flange serrated nut *5 units OEM 11-46335 $4.89

 

Item 10
OEM 90880A2 Exhaust elbow and reservoir assembly

 
Item 11
P/N 51180
OEM 98562A6 Exhaust elbow and reservoir assembly$230.89

 
Item 12
P/N 21748
OEM 10-78259 screw (4 units)$8.89

 

Item 13
P/N 30820
OEM 27-71614 Gasket filler cap (5 units) $9.89

 
Item 14
P/N 21897
OEM 22-13234A1 Fitting kit filler hole $13.89

 
Item 15
P/N 80290
OEM 25-45257 O-ring filler base $4.89

 
Item 16
P/N 13890
OEM 36-13130 Cap $5.89

 
Item 17
P/N 13986
OEM 22-45084 Hose fitting $17.89

 
Item 18
P/N 13940
OEM 22-76170 Elbow fitting $11.89

 
Item 19
P/N 13930
OEM 22-99498 $10.89

 
Item 20
P/N 32100
OEM 27-89656-1 Gasket (5 units) $9.89

 
Item 21
P/N 13590
OEM 89659A3 Thermostat housing $51.89

21496 Lockwasher

21496 Lockwasher

Item 22
P/N 13590
OEM 15995 temperature sender $45.89

Item 23
P/N 21496
OEM 13-39107 Lock-washer (2 units) $4.89

 
Item 24
P/N 23233
OEM 10-73657 Screw (2 units) $4.89

 
Item 25
P/N 13830
OEM 15995 temperature sender $45.89

 
Item 26
P/N 21894
OEM 22-32803 plug $4.89

140 degree thermostat

140 degree thermostat

Item 27
P/N 13040
OEM 99155A1 Thermostat $14.89

89070 upper 3 Inch exhaust bellow
Item 29
P/N 89070
Mercruiser 3.7 exhaust bellow $34.89

 

Customers who ordered Mercruiser 470-485-488 exhaust manifold also purchased:

87500 GLM aftermarket Mercruiser upper gearcase seal kit

87500 GLM aftermarket Mercruiser upper gearcase seal kit

Seal kit 87500. All kits include o-rings, oil seals and gaskets in the upper housing. Remember to use a gasket sealing compound. Replaces OEM 26-32511A1, Sierra 18-2648.

M1 / R / MR / Alpha 1 (1964 - 1990) serial numbers 1684188 - OD469858
Includes:
P/N 80420 O-ring
P/N 25-32546
P/N 80190 O-ring
P/N 25-55801
P/N 81180 O-ring
P/N 25-25439
P/N 82380 O-ring 25-70937
P/N 85020/85060/85030 Oil seals OEM 26-32511/26-96503/26-823894
P/N 31150 Gasket 27-55810-1
P/N 85150 Grommet 26-36557

21905 Outdrive gimbal bearing

21905 Outdrive gimbal bearing

Compatible with Mercruiser 120/140, 470/485, 165, 888, 225/233, 898/228, 250/260, R, MR, Alpha 1/Gen II, Bravo models manufactured in the United States by GLM Marine.

Larger area between seals allows for up to 30% more grease filling and low carbon steel cage allows higher temperature operation also included in the GLM bellows kit P/N 21905 Gimbal bearing OEM 30-862540A3, 30-60794A4, 3853807, 983987

23270 Driven gear outside race shim set

23270 Driven gear outside race shim set

Mercruiser shim kit

P/N 23270

Installed under driven gear for Shim kit OEM 15-36178A1 for bearings P/N 21540, 21550 and 21560 replaces OEM 15-36178A1.

88010 Mercruiser outdrive water pump and seal kit

88010 Mercruiser outdrive water pump and seal kit

Lower unit water pump P/N 88010 and upper - lower gearcase seal kits $99.00

Compatible with models 1 and R (1970 - 1983)
Serial numbers 2663442 - 6225576

Includes:
P/N 87500 / 26-32511A1 Upper housing seal set
P/N 87510 / 26-33144A2 Lower seal set
P/N 89840 / 47-89984T4 Impeller
P/N 11070 / 28-56654 Key
P/N 12410 / 46-96148T1 Housing
P/N 12322 / 46-44292A3 Base
P/N 12820 / 23-29804T Guide tube
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket

11247 Teeth 20-24 ratio 2.4 or 1.94 years 1998-up

GLM Marine Products aftermarket gears for upper gearcase and lower units all models


Outdrive forward, pinion and reverse gears for all models including MC-1 / R / MR and Alpha One and Generation 2 compatible with 120/140 4 cylinder, inline 6 cylinder, V6 and 5.0-5.7 liter V8 motors.

Upper and lower unit gear sets with bearings and shims, ratios, years and serial numbers. See our application chart for lower and upper units for help with choosing the right one for your model Limited selection of used gears also available.

90190 Mercruiser tool bearing carrier retainer wrench

90190 Mercruiser tool bearing carrier retainer wrench

P/N 90190 Bearing carrier retainer wrench OEM 91-61069T $97.95

Bearing carrier wrench, bearing puller and pinion nut adapter

Shift shaft bushing, outdrive bearing race and seal drivers. Mercury outboard and Mercruiser stern drive prop wrench kit

Tools are compatible with Alpha 1 and generation 2, Bravo, MR, and Mercruiser outdrives