Mercruiser parts warehouse / stern drive drawings

Mercruiser marine manifold 4 Cylinder 1968 thru1982 parts

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manifold component application
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Manifolds GM 120/140hp 4cyl. 1982 thru 1995
Manifolds GM 140hp 4Cyl. 181 CID 1968/82
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488 / 485 / 470 Engine help page
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Manifold GM 229 / 262 V6 1983 & UP
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Manifolds GM 305 327 350 before 1977
Manifold GM 305-350 V8 1983 up
Manifold GM 427 454 482 V8 (1968 -1986)
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Seal kit # 87510 lower gearcase
Seal kit (upper gearcase)
Shift crank
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Shift spool
Shift cable kits
Shift cable assembly
Shims (reverse gear)
Shim application guide
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Shims forward gear backlash
Shim kit lower gearcase tapered bearing
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Yoke - drive shaft
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Take the boat to OMC outdrives Johnson outboard
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Carrier assembly
GLM aftermarket Mercruiser marine exhaust manifold, elbows and parts. 4 Cylinder GM 181 CID marine engine 1968 to 1982
Marine manifold model 140 with 181 CID 4 Cyl.
Mercruiser marine manifold 140 1968 1982.jpg
Mercruiser marine manifold model 140 used years1968 thru 1982

Ref.
GLM #
 OEM number
 Manifold descriptions
  Add to cart
1
51212
96705A1
Exhaust manifold

#51212   $309.98
 

2
33570
27- 53354
Gasket-Exhaust manifold 

# 33570   $8.98
   

3
30920
27- 807218
Gasket-End cap
(5 units)

#30920   $9.98
   

4
31520
27- 99777- 2
Gasket-Exhaust manifold to elbow 
(2 units)

# 31520   $4.98
   

5
31490
27-48043-1
Gasket end cap
 (5 units)

# 31490   $9.98
   

6
31660
27-64692
Gasket carburetor base

# 31660   $4.98
   

7
51030
73813A1
End cap-Exhaust manifold contents Ref. 3

# 51030   $23.98
   

8
22448
10-25299
Screw-End cap
(2 units)

# 22448   $4.98
   

9
51010
60252A2
 End cap-Exhaust manifold

# 51010   $26.98
   

10
22449
10-35386
Screw-End cap
(6 units)

# 22449   $4.98
   

11
22482
16-70236
Stud-Carburetor
(2 units)

# 22482   $4.98
   

12
21664
12-20084
Washer-Carburetor
(5 units)

# 21664   $4.98
   

15
51120
76351A2
Exhaust elbow assembly 3" 90 degree angle

# 51120   $128.98
   

19
51190
76771A2
Exhaust elbow assembly 3" with 0 degree angle

# 51190   $188.98